80 files changed, 2535 insertions, 146 deletions

diff --git a/2.3-1/includes/sci2clib.h b/2.3-1/includes/sci2clib.h
index a13f1b4c..a6f247a9 100644
--- a/2.3-1/includes/sci2clib.h
+++ b/2.3-1/includes/sci2clib.h
@@ -304,12 +304,21 @@
 /* interfacing zeros */
 #include "zeros.h"
 #include "int_zeros.h"
-
 /* interfacing diag */
 #include "diag.h"
 #include "int_diag.h"
-
-
+/*interfacing cumsum*/
+#include "int_cumsum.h"
+#include "cumsum.h"
+/*interfacing cumprod*/
+#include "int_cumprod.h"
+#include "cumprod.h"
+/*interfacing triu*/
+#include "int_triu.h"
+#include "triu.h"
+/*interfacing tril*/
+#include "int_tril.h"
+#include "tril.h"
 
 /* SIGNAL PROCESSING */
 /* interfacing convol */
@@ -372,6 +381,10 @@
 /*include for string */
 #include "str.h"
 
+/*ODE functions*/
+//#include "ode.h"
+//#include "int_ode.h"
+
 /*Scilab-arduino toolbox*/
 #ifdef Arduino1
 #include "int_cmd_digital_out.h"
diff --git a/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.bin b/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.bin
index 5baa2e21..27c8880b 100644
--- a/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.bin
+++ b/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.bin
diff --git a/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.sci b/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.sci
index 3a6d225a..b08ab398 100644
--- a/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.sci
+++ b/2.3-1/macros/ASTManagement/AST_HandleEndGenFun.sci
@@ -196,14 +196,15 @@ global STACKDEDUG
 		//If a function is passed as input argument, Change the scope of function name from variable to string, 
 		//as it is passed as string to C function. Also enter this function in conversion list also.
 		if(ASTFunName == 'ode')
-			disp(NInArg)
 			if NInArg == 4 
 				InArg(4).Scope = 'String';
 				ODEFunName = InArg(4).Name; 
-				disp(ODEFunName)
 			end	
 		end
 	   [InArg,SharedInfo] = ST_GetInArgInfo(InArg,NInArg,FileInfo,SharedInfo);
+	   if(ASTFunName == 'ode')
+	   	disp(InArg(4).Name);
+		end
 	end
 
 	// #RNU_RES_B
@@ -356,6 +357,19 @@ global STACKDEDUG
 	else
 	   ST_InsOutArg(OutArg,NOutArg,FileInfo,SharedInfo,'all');
 	end
+	if ASTFunName == 'ode' then
+		ODE_InArg(1) = InArg(3)
+		ODE_InArg(2) = InArg(1)
+		ODE_OutArg(1) = OutArg(1)
+		ODE_CFunName = C_GenerateFunName(ODEFunName,ODE_InArg,2,ODE_OutArg,1);
+		
+		[FunFound, FunType, FunSize, FunValue, FunFindLike, FunDimension] = ...
+		ST_Get(InArg(4).Name,FileInfo.GlobalVarFileName);
+		disp(FunFound);
+		//ST_Del(InArg(4).Name,FileInfo.GlobalVarFileName);
+		//ST_Set(ODE_CFunName, FunType, FunSize, FunValue, FunFindLike, FunDimension);
+	end
+
 	//#RNUREM_ME NUT: per risparmiare tempo di esecuzione puoi mettere delle if sulle funzioni che devono
 	//#RNUREM_ME NUT: essere skippate.
 
@@ -425,6 +439,7 @@ global STACKDEDUG
 	//NUT: il problema della d0d0OpEqual dovrebbe essere legato al fatto che cerco di fare la opequal legata alla ins...
 	//NUT: devo evitare di scriveral dentro la lsista delle funzioni da tradurre.
 	//#RNU_RES_E
+	
 	SharedInfo = FL_UpdateToBeConv(ASTFunName,CFunName,FunPrecSpecifier,FunTypeAnnot,FunSizeAnnot,InArg,NInArg,OutArg,NOutArg,FileInfo,SharedInfo);
 
 	//#RNU_RES_B
@@ -473,12 +488,15 @@ global STACKDEDUG
 	//NUT: e' piu' ordinato.
 	//#RNU_RES_E
 
-	//If current function being converted is 'ode', call 'scilab2c' again to convert
-	//function containing differential equations. It is passed as one of the input
-	//arguements to 'ode'.
+	//If current function being converted is 'ode', insert function containing
+	//in list of functions to be converted
 	if ASTFunName == 'ode' then
-		temp = ODEFunName + '.sci'
-		scilab2c( '/home/siddhesh/Documents/Scilab/ODE/ODE_test/try_ode.sci', FileInfo.OutCCCodeDir, FileInfo.UserSciFilesPaths,'FunCall','make','AVR')	
+		//ODE_InArg(1) = InArg(3)
+		//ODE_InArg(2) = InArg(1)
+		//ODE_OutArg(1) = OutArg(1)
+		//ODE_CFunName = C_GenerateFunName(ODEFunName,ODE_InArg,2,ODE_OutArg,1);
+		GenCFunDatFiles(ODEFunName,%t,FunTypeAnnot,['IN(2).SZ(1)' 'IN(2).SZ(2)'],ODE_InArg,2,ODE_OutArg,1,ODE_CFunName,LibTypeInfo,FunInfoDatDir);
+		SharedInfo = FL_UpdateToBeConv(ODEFunName,ODE_CFunName,%t,FunTypeAnnot,FunSizeAnnot,ODE_InArg,2,ODE_OutArg,1,FileInfo,SharedInfo);
 	end
 	
 endfunction
diff --git a/2.3-1/macros/ASTManagement/AST_HandleHeader.bin b/2.3-1/macros/ASTManagement/AST_HandleHeader.bin
index b5e33b67..67e0296a 100644
--- a/2.3-1/macros/ASTManagement/AST_HandleHeader.bin
+++ b/2.3-1/macros/ASTManagement/AST_HandleHeader.bin
diff --git a/2.3-1/macros/ASTManagement/AST_HandleHeader.sci b/2.3-1/macros/ASTManagement/AST_HandleHeader.sci
index 7346f321..41dcd06c 100644
--- a/2.3-1/macros/ASTManagement/AST_HandleHeader.sci
+++ b/2.3-1/macros/ASTManagement/AST_HandleHeader.sci
@@ -114,8 +114,6 @@ if(SharedInfo.RunMode == "FunCall")
       SharedInfo.CurrentFunInfo.FunTypeAnnot = FunTypeAnnot;
       SharedInfo.CurrentFunInfo.FunSizeAnnot = FunSizeAnnot;
    end
-   disp(SharedInfo.CurrentFunInfo.FunSizeAnnot)
-   disp(SharedInfo.CurrentFunInfo.FunTypeAnnot)   
 end
 //#RNU_RES_B
 // -----------------------------------------------------------------------------
diff --git a/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.bin b/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.bin
index 51ec64c2..7102319d 100644
--- a/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.bin
+++ b/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.bin
diff --git a/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.sci b/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.sci
index 5db26236..314c0f28 100644
--- a/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.sci
+++ b/2.3-1/macros/FunctionAnnotation/FA_GetOutArgInfo.sci
@@ -101,7 +101,7 @@ for counterout = 1:NOutArg
    // This is a dynamic memory extension of a local variable and for the moment

    // we issue an error according to SCI2C specifications

    // #RNU_RES_E

-

+   //disp(FunSizeAnnot)

    for iterOutputPosition=1:size(FunSizeAnnot, 'c')

      tmpeval = eval(FunSizeAnnot(counterout, iterOutputPosition));

      if (IsNanSize(tmpeval))

diff --git a/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.bin b/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.bin
index 1db8f2be..42ad0ab3 100644
--- a/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.bin
+++ b/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.bin
diff --git a/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.sci b/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.sci
index 07d1127c..20db53fe 100644
--- a/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.sci
+++ b/2.3-1/macros/ToolInitialization/INIT_FillSCI2LibCDirs.sci
@@ -4843,8 +4843,8 @@ ClassFileName = fullfile(SCI2CLibCAnnClsDir,ClassName+ExtensionCAnnCls);
 PrintStringInfo('NIN=         4',ClassFileName,'file','y');

 PrintStringInfo('NOUT=         1       ',ClassFileName,'file','y');

 PrintStringInfo('OUT(1).TP=    IN(1).TP',ClassFileName,'file','y');

-PrintStringInfo('OUT(1).SZ(1)= IN(3).SZ(1)',ClassFileName,'file','y');

-PrintStringInfo('OUT(1).SZ(2)= IN(3).SZ(2)',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(1)= ''1''',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(2)= FA_MUL(IN(1).SZ(2),IN(3).SZ(2))',ClassFileName,'file','y');

 

 //Arguements specified: initial value, start time, end time, ode function

 PrintStringInfo('NIN=         4',ClassFileName,'file','y');

@@ -4855,10 +4855,10 @@ PrintStringInfo('OUT(1).SZ(2)= IN(3).SZ(2)',ClassFileName,'file','y');
 

 // --- Function List Class. ---

 ClassFileName = fullfile(SCI2CLibCFLClsDir,ClassName+ExtensionCFuncListCls);

-PrintStringInfo('d0d0d2g2'+ArgSeparator+'d0',ClassFileName,'file','y');

+PrintStringInfo('d0d0d2g2'+ArgSeparator+'d2',ClassFileName,'file','y');

 PrintStringInfo('d0d0d0g2'+ArgSeparator+'d0',ClassFileName,'file','y');

-PrintStringInfo('d2d0d2g2'+ArgSeparator+'d0',ClassFileName,'file','y');

-PrintStringInfo('d2d0d0g2'+ArgSeparator+'d0',ClassFileName,'file','y');

+PrintStringInfo('d2d0d2g2'+ArgSeparator+'d2',ClassFileName,'file','y');

+PrintStringInfo('d2d0d0g2'+ArgSeparator+'d2',ClassFileName,'file','y');

 

 // --- Annotation Function And Function List Function. ---

 FunctionName = 'ode'; 

@@ -4866,6 +4866,130 @@ PrintStringInfo('      Adding Function: '+FunctionName+'.',GeneralReport,'file',
 INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCAnnFunDir,ClassName,GeneralReport,ExtensionCAnnFun);

 INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCFLFunDir,ClassName,GeneralReport,ExtensionCFuncListFun);

 

+//------------------------------------

+//---- Class CUMSUM ---------------------

+//------------------------------------

+ClassName = 'CUMSUM';

+

+// --- Class Annotation. ---

+PrintStringInfo('   Adding Class: '+ClassName+'.',GeneralReport,'file','y');

+ClassFileName = fullfile(SCI2CLibCAnnClsDir,ClassName+ExtensionCAnnCls);

+

+//Arguements specified: initial value, start time, time vector, ode function

+PrintStringInfo('NIN=         1',ClassFileName,'file','y');

+PrintStringInfo('NOUT=         1',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).TP=    IN(1).TP',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(1)= IN(1).SZ(1)',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(2)= IN(1).SZ(2)',ClassFileName,'file','y');

+

+PrintStringInfo('NIN=         2',ClassFileName,'file','y');

+PrintStringInfo('NOUT=         1',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).TP=    IN(1).TP',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(1)= IN(1).SZ(1)',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(2)= IN(1).SZ(2)',ClassFileName,'file','y');

+

+// --- Function List Class. ---

+ClassFileName = fullfile(SCI2CLibCFLClsDir,ClassName+ExtensionCFuncListCls);

+PrintStringInfo('d0'+ArgSeparator+'d0',ClassFileName,'file','y');

+PrintStringInfo('s0'+ArgSeparator+'s0',ClassFileName,'file','y');

+PrintStringInfo('u80'+ArgSeparator+'u80',ClassFileName,'file','y');

+PrintStringInfo('i80'+ArgSeparator+'i80',ClassFileName,'file','y');

+PrintStringInfo('u160'+ArgSeparator+'u160',ClassFileName,'file','y');

+PrintStringInfo('i160'+ArgSeparator+'i160',ClassFileName,'file','y');

+

+PrintStringInfo('d2'+ArgSeparator+'d2',ClassFileName,'file','y');

+PrintStringInfo('s2'+ArgSeparator+'s2',ClassFileName,'file','y');

+PrintStringInfo('u82'+ArgSeparator+'u82',ClassFileName,'file','y');

+PrintStringInfo('i82'+ArgSeparator+'i82',ClassFileName,'file','y');

+PrintStringInfo('u162'+ArgSeparator+'u162',ClassFileName,'file','y');

+PrintStringInfo('i162'+ArgSeparator+'i162',ClassFileName,'file','y');

+

+PrintStringInfo('d2g2'+ArgSeparator+'d2',ClassFileName,'file','y');

+PrintStringInfo('s2g2'+ArgSeparator+'s2',ClassFileName,'file','y');

+PrintStringInfo('u82g2'+ArgSeparator+'u82',ClassFileName,'file','y');

+PrintStringInfo('i82g2'+ArgSeparator+'i82',ClassFileName,'file','y');

+PrintStringInfo('u162g2'+ArgSeparator+'u162',ClassFileName,'file','y');

+PrintStringInfo('i162g2'+ArgSeparator+'i162',ClassFileName,'file','y');

+// --- Annotation Function And Function List Function. ---

+FunctionName = 'cumsum'; 

+PrintStringInfo('      Adding Function: '+FunctionName+'.',GeneralReport,'file','y');

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCAnnFunDir,ClassName,GeneralReport,ExtensionCAnnFun);

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCFLFunDir,ClassName,GeneralReport,ExtensionCFuncListFun);

+

+FunctionName = 'cumprod'; 

+PrintStringInfo('      Adding Function: '+FunctionName+'.',GeneralReport,'file','y');

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCAnnFunDir,ClassName,GeneralReport,ExtensionCAnnFun);

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCFLFunDir,ClassName,GeneralReport,ExtensionCFuncListFun);

+

+//------------------------------------

+//---- Class TRIU ---------------------

+//------------------------------------

+ClassName = 'TRIU';

+

+// --- Class Annotation. ---

+PrintStringInfo('   Adding Class: '+ClassName+'.',GeneralReport,'file','y');

+ClassFileName = fullfile(SCI2CLibCAnnClsDir,ClassName+ExtensionCAnnCls);

+

+//Arguements specified: initial value, start time, time vector, ode function

+PrintStringInfo('NIN=         1',ClassFileName,'file','y');

+PrintStringInfo('NOUT=         1',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).TP=    IN(1).TP',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(1)= IN(1).SZ(1)',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(2)= IN(1).SZ(2)',ClassFileName,'file','y');

+

+PrintStringInfo('NIN=         2',ClassFileName,'file','y');

+PrintStringInfo('NOUT=         1',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).TP=    IN(1).TP',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(1)= IN(1).SZ(1)',ClassFileName,'file','y');

+PrintStringInfo('OUT(1).SZ(2)= IN(1).SZ(2)',ClassFileName,'file','y');

+

+ClassFileName = fullfile(SCI2CLibCFLClsDir,ClassName+ExtensionCFuncListCls);

+PrintStringInfo('d0'+ArgSeparator+'d0',ClassFileName,'file','y');

+PrintStringInfo('s0'+ArgSeparator+'s0',ClassFileName,'file','y');

+PrintStringInfo('u80'+ArgSeparator+'u80',ClassFileName,'file','y');

+PrintStringInfo('i80'+ArgSeparator+'i80',ClassFileName,'file','y');

+PrintStringInfo('u160'+ArgSeparator+'u160',ClassFileName,'file','y');

+PrintStringInfo('i160'+ArgSeparator+'i160',ClassFileName,'file','y');

+

+PrintStringInfo('d0d0'+ArgSeparator+'d0',ClassFileName,'file','y');

+PrintStringInfo('s0s0'+ArgSeparator+'s0',ClassFileName,'file','y');

+PrintStringInfo('u80u80'+ArgSeparator+'u80',ClassFileName,'file','y');

+PrintStringInfo('i80i80'+ArgSeparator+'i80',ClassFileName,'file','y');

+PrintStringInfo('u160u160'+ArgSeparator+'u160',ClassFileName,'file','y');

+PrintStringInfo('i160i160'+ArgSeparator+'i160',ClassFileName,'file','y');

+PrintStringInfo('u80d0'+ArgSeparator+'u80',ClassFileName,'file','y');

+PrintStringInfo('i80d0'+ArgSeparator+'i80',ClassFileName,'file','y');

+PrintStringInfo('u160d0'+ArgSeparator+'u160',ClassFileName,'file','y');

+PrintStringInfo('i160d0'+ArgSeparator+'i160',ClassFileName,'file','y');

+

+PrintStringInfo('d2'+ArgSeparator+'d2',ClassFileName,'file','y');

+PrintStringInfo('s2'+ArgSeparator+'s2',ClassFileName,'file','y');

+PrintStringInfo('u82'+ArgSeparator+'u82',ClassFileName,'file','y');

+PrintStringInfo('i82'+ArgSeparator+'i82',ClassFileName,'file','y');

+PrintStringInfo('u162'+ArgSeparator+'u162',ClassFileName,'file','y');

+PrintStringInfo('i162'+ArgSeparator+'i162',ClassFileName,'file','y');

+

+PrintStringInfo('d2d0'+ArgSeparator+'d2',ClassFileName,'file','y');

+PrintStringInfo('s2s0'+ArgSeparator+'s2',ClassFileName,'file','y');

+PrintStringInfo('u82u80'+ArgSeparator+'u82',ClassFileName,'file','y');

+PrintStringInfo('i82i80'+ArgSeparator+'i82',ClassFileName,'file','y');

+PrintStringInfo('u162u160'+ArgSeparator+'u162',ClassFileName,'file','y');

+PrintStringInfo('i162i160'+ArgSeparator+'i162',ClassFileName,'file','y');

+PrintStringInfo('u82d0'+ArgSeparator+'u82',ClassFileName,'file','y');

+PrintStringInfo('i82d0'+ArgSeparator+'i82',ClassFileName,'file','y');

+PrintStringInfo('u162d0'+ArgSeparator+'u162',ClassFileName,'file','y');

+PrintStringInfo('i162d0'+ArgSeparator+'i162',ClassFileName,'file','y');

+

+// --- Annotation Function And Function List Function. ---

+FunctionName = 'triu'; 

+PrintStringInfo('      Adding Function: '+FunctionName+'.',GeneralReport,'file','y');

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCAnnFunDir,ClassName,GeneralReport,ExtensionCAnnFun);

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCFLFunDir,ClassName,GeneralReport,ExtensionCFuncListFun);

+FunctionName = 'tril'; 

+PrintStringInfo('      Adding Function: '+FunctionName+'.',GeneralReport,'file','y');

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCAnnFunDir,ClassName,GeneralReport,ExtensionCAnnFun);

+INIT_GenAnnFLFunctions(FunctionName,SCI2CLibCFLFunDir,ClassName,GeneralReport,ExtensionCFuncListFun);

+

 // ////////////////////////////////////////////

 // /////PARTE INTRODOTTA DA ALBERTO MOREA

 // /////////////////////////////////////////////

diff --git a/2.3-1/macros/findDeps/getAllHeaders.bin b/2.3-1/macros/findDeps/getAllHeaders.bin
index 3f2bf2db..c130ae70 100644
--- a/2.3-1/macros/findDeps/getAllHeaders.bin
+++ b/2.3-1/macros/findDeps/getAllHeaders.bin
diff --git a/2.3-1/macros/findDeps/getAllHeaders.sci b/2.3-1/macros/findDeps/getAllHeaders.sci
index 6338fe22..373549e4 100644
--- a/2.3-1/macros/findDeps/getAllHeaders.sci
+++ b/2.3-1/macros/findDeps/getAllHeaders.sci
@@ -64,6 +64,10 @@ function allHeaders = getAllHeaders(Target)
       "src/c/matrixOperations/includes/determ.h"
       "src/c/matrixOperations/includes/matrixMultiplication.h"
       "src/c/matrixOperations/includes/diag.h"
+      "src/c/matrixOperations/includes/cumsum.h"
+      "src/c/matrixOperations/includes/cumprod.h"
+      "src/c/matrixOperations/includes/triu.h"
+      "src/c/matrixOperations/includes/tril.h"
       "src/c/elementaryFunctions/includes/cos.h"
       "src/c/elementaryFunctions/includes/fix.h"
       "src/c/elementaryFunctions/includes/exp.h"
@@ -146,9 +150,9 @@ function allHeaders = getAllHeaders(Target)
       "src/c/scilab-arduino/includes/cmd_analog_in.h"
       "src/c/scilab-arduino/includes/cmd_dcmotor_setup.h"
       "src/c/scilab-arduino/includes/cmd_dcmotor_run.h"
-//      "src/c/scilab-arduino/includes/cmd_servo_attach.h"
-//      "src/c/scilab-arduino/includes/cmd_servo_detach.h"
-//      "src/c/scilab-arduino/includes/cmd_servo_move.h"
+      "src/c/scilab-arduino/includes/cmd_servo_attach.h"
+      "src/c/scilab-arduino/includes/cmd_servo_detach.h"
+      "src/c/scilab-arduino/includes/cmd_servo_move.h"
       "src/c/scilab-arduino/includes/sleep.h"];
 
   AVR_headers = [
diff --git a/2.3-1/macros/findDeps/getAllInterfaces.bin b/2.3-1/macros/findDeps/getAllInterfaces.bin
index 0121eb9e..65bccb12 100644
--- a/2.3-1/macros/findDeps/getAllInterfaces.bin
+++ b/2.3-1/macros/findDeps/getAllInterfaces.bin
diff --git a/2.3-1/macros/findDeps/getAllInterfaces.sci b/2.3-1/macros/findDeps/getAllInterfaces.sci
index 5bef0c6f..436eb869 100644
--- a/2.3-1/macros/findDeps/getAllInterfaces.sci
+++ b/2.3-1/macros/findDeps/getAllInterfaces.sci
@@ -52,6 +52,10 @@ function allInterfaces = getAllInterfaces(Target)
       "src/c/matrixOperations/interfaces/int_fill.h"
       "src/c/matrixOperations/interfaces/int_expm.h"
       "src/c/matrixOperations/interfaces/int_diag.h"
+      "src/c/matrixOperations/interfaces/int_cumsum.h"
+      "src/c/matrixOperations/interfaces/int_cumprod.h"
+      "src/c/matrixOperations/interfaces/int_triu.h"
+      "src/c/matrixOperations/interfaces/int_tril.h"
       "src/c/elementaryFunctions/interfaces/int_asinh.h"
       "src/c/elementaryFunctions/interfaces/int_atanh.h"
       "src/c/elementaryFunctions/interfaces/int_sinh.h"
@@ -139,7 +143,7 @@ function allInterfaces = getAllInterfaces(Target)
       "src/c/scilab-arduino/interfaces/int_cmd_analog_out.h"
       "src/c/scilab-arduino/interfaces/int_cmd_analog_in.h"
       "src/c/scilab-arduino/interfaces/int_cmd_dcmotor.h"
-//      "src/c/scilab-arduino/interfaces/int_cmd_servo.h"
+      "src/c/scilab-arduino/interfaces/int_cmd_servo.h"
       "src/c/scilab-arduino/interfaces/int_sleep.h"];
 
   //Interface files required for "AVR" output
diff --git a/2.3-1/macros/findDeps/getAllSources.bin b/2.3-1/macros/findDeps/getAllSources.bin
index 0796a3bb..c014aaa6 100644
--- a/2.3-1/macros/findDeps/getAllSources.bin
+++ b/2.3-1/macros/findDeps/getAllSources.bin
diff --git a/2.3-1/macros/findDeps/getAllSources.sci b/2.3-1/macros/findDeps/getAllSources.sci
index 631edd25..5a88eb3d 100644
--- a/2.3-1/macros/findDeps/getAllSources.sci
+++ b/2.3-1/macros/findDeps/getAllSources.sci
@@ -274,6 +274,54 @@ function allSources = getAllSources(Target)
       "src/c/matrixOperations/diag/i16diagins.c"
       "src/c/matrixOperations/diag/i16diagexa.c"
       "src/c/matrixOperations/diag/i16diagexs.c"
+      "src/c/matrixOperations/cumsum/dcumsuma.c"
+      "src/c/matrixOperations/cumsum/drowcumsuma.c"
+      "src/c/matrixOperations/cumsum/dcolumncumsuma.c"
+      "src/c/matrixOperations/cumsum/scumsuma.c"
+      "src/c/matrixOperations/cumsum/srowcumsuma.c"
+      "src/c/matrixOperations/cumsum/scolumncumsuma.c"
+      "src/c/matrixOperations/cumsum/u8cumsuma.c"
+      "src/c/matrixOperations/cumsum/u8rowcumsuma.c"
+      "src/c/matrixOperations/cumsum/u8columncumsuma.c"
+      "src/c/matrixOperations/cumsum/i8cumsuma.c"
+      "src/c/matrixOperations/cumsum/i8rowcumsuma.c"
+      "src/c/matrixOperations/cumsum/i8columncumsuma.c"
+      "src/c/matrixOperations/cumsum/u16cumsuma.c"
+      "src/c/matrixOperations/cumsum/u16rowcumsuma.c"
+      "src/c/matrixOperations/cumsum/u16columncumsuma.c"
+      "src/c/matrixOperations/cumsum/i16cumsuma.c"
+      "src/c/matrixOperations/cumsum/i16rowcumsuma.c"
+      "src/c/matrixOperations/cumsum/i16columncumsuma.c"
+      "src/c/matrixOperations/cumprod/dcumproda.c"
+      "src/c/matrixOperations/cumprod/drowcumproda.c"
+      "src/c/matrixOperations/cumprod/dcolumncumproda.c"
+      "src/c/matrixOperations/cumprod/scumproda.c"
+      "src/c/matrixOperations/cumprod/srowcumproda.c"
+      "src/c/matrixOperations/cumprod/scolumncumproda.c"
+      "src/c/matrixOperations/cumprod/u8cumproda.c"
+      "src/c/matrixOperations/cumprod/u8rowcumproda.c"
+      "src/c/matrixOperations/cumprod/u8columncumproda.c"
+      "src/c/matrixOperations/cumprod/i8cumproda.c"
+      "src/c/matrixOperations/cumprod/i8rowcumproda.c"
+      "src/c/matrixOperations/cumprod/i8columncumproda.c"
+      "src/c/matrixOperations/cumprod/u16cumproda.c"
+      "src/c/matrixOperations/cumprod/u16rowcumproda.c"
+      "src/c/matrixOperations/cumprod/u16columncumproda.c"
+      "src/c/matrixOperations/cumprod/i16cumproda.c"
+      "src/c/matrixOperations/cumprod/i16rowcumproda.c"
+      "src/c/matrixOperations/cumprod/i16columncumproda.c"
+      "src/c/matrixOperations/triu/dtriua.c"
+      "src/c/matrixOperations/triu/striua.c"
+      "src/c/matrixOperations/triu/u8triua.c"
+      "src/c/matrixOperations/triu/i8triua.c"
+      "src/c/matrixOperations/triu/u16triua.c"
+      "src/c/matrixOperations/triu/i16triua.c"
+      "src/c/matrixOperations/tril/dtrila.c"
+      "src/c/matrixOperations/tril/strila.c"
+      "src/c/matrixOperations/tril/u8trila.c"
+      "src/c/matrixOperations/tril/i8trila.c"
+      "src/c/matrixOperations/tril/u16trila.c"
+      "src/c/matrixOperations/tril/i16trila.c"
       "src/c/elementaryFunctions/cos/dcosa.c"
       "src/c/elementaryFunctions/cos/dcoss.c"
       "src/c/elementaryFunctions/cos/scosa.c"
@@ -897,8 +945,9 @@ function allSources = getAllSources(Target)
       "src/c/implicitList/zimplicitLists.c"
       "src/c/implicitList/dimplicitLists.c"
       "src/c/implicitList/cimplicitLists.c"
-      "src/c/implicitList/simplicitLists.c"]; 
-      //"src/c/differential_calculus/ode/ode.c"];
+      "src/c/implicitList/simplicitLists.c"];
+      //"src/c/differential_calculus/ode/dodes.c"
+      //"src/c/differential_calculus/ode/doded.c"];
 
   //Files to be inserted only if output format selected is 'Arduino'.
   Arduino_files = ["src/c/scilab-arduino/cmd_digital_out/u8cmd_digital_outs.c"
@@ -907,9 +956,9 @@ function allSources = getAllSources(Target)
       "src/c/scilab-arduino/cmd_analog_in/u8cmd_analog_ins.c"
       "src/c/scilab-arduino/cmd_dcmotor_setup/u8cmd_dcmotor_setups.c"
       "src/c/scilab-arduino/cmd_dcmotor_run/u8cmd_dcmotor_runs.c"
-//      "src/c/scilab-arduino/cmd_servo_attach/u8cmd_servo_attach.cpp"
-//      "src/c/scilab-arduino/cmd_servo_detach/u8cmd_servo_detach.cpp"
-//      "src/c/scilab-arduino/cmd_servo_move/u8cmd_servo_move.cpp"
+      "src/c/scilab-arduino/cmd_servo_attach/u8cmd_servo_attach.cpp"
+      "src/c/scilab-arduino/cmd_servo_detach/u8cmd_servo_detach.cpp"
+      "src/c/scilab-arduino/cmd_servo_move/u8cmd_servo_move.cpp"
       "src/c/scilab-arduino/sleep/u16sleeps.c"];
 
   //Files to be inserted only if output format selected is 'AVR'.
diff --git a/2.3-1/macros/runsci2c.bin b/2.3-1/macros/runsci2c.bin
index b7eba521..f5b80872 100644
--- a/2.3-1/macros/runsci2c.bin
+++ b/2.3-1/macros/runsci2c.bin
diff --git a/2.3-1/macros/runsci2c.sci b/2.3-1/macros/runsci2c.sci
index 83cf7081..206a362f 100644
--- a/2.3-1/macros/runsci2c.sci
+++ b/2.3-1/macros/runsci2c.sci
@@ -90,96 +90,93 @@ end
 // ---------------------------

 // --- Copy library files. ---

 // ---------------------------

-if(RunMode <> "FunCall")

-

-  global SCI2CHOME

-

-  allSources = SCI2CHOME + "/" + getAllSources(Target);

-  allHeaders = SCI2CHOME + "/" +getAllHeaders(Target);

-  allInterfaces = SCI2CHOME + "/" + getAllInterfaces(Target);

-  allLibraries = SCI2CHOME + "/" + getAllLibraries(Target);

-

-  mkdir(SCI2COutputPath+"/src/");

-  mkdir(SCI2COutputPath+"/src/c/");

-  mkdir(SCI2COutputPath+"/includes/");

-  mkdir(SCI2COutputPath+"/interfaces/");

-  mkdir(SCI2COutputPath+"/libraries/");

-

-  // -- Sources

-  PrintStepInfo('Copying sources', FileInfo.GeneralReport,'both');

-  for i = 1:size(allSources, "*")

-    // DEBUG only

-    //disp("Copying "+allSources(i)+" in "+SCI2COutputPath+"/src/c/");

-    copyfile(allSources(i), SCI2COutputPath+"/src/c/");

-  end

+if (RunMode <> 'FunCall')

+global SCI2CHOME

+

+allSources = SCI2CHOME + "/" + getAllSources(Target);

+allHeaders = SCI2CHOME + "/" +getAllHeaders(Target);

+allInterfaces = SCI2CHOME + "/" + getAllInterfaces(Target);

+allLibraries = SCI2CHOME + "/" + getAllLibraries(Target);

+

+mkdir(SCI2COutputPath+"/src/");

+mkdir(SCI2COutputPath+"/src/c/");

+mkdir(SCI2COutputPath+"/includes/");

+mkdir(SCI2COutputPath+"/interfaces/");

+mkdir(SCI2COutputPath+"/libraries/");

+

+// -- Sources

+PrintStepInfo('Copying sources', FileInfo.GeneralReport,'both');

+for i = 1:size(allSources, "*")

+  // DEBUG only

+  //disp("Copying "+allSources(i)+" in "+SCI2COutputPath+"/src/c/");

+  copyfile(allSources(i), SCI2COutputPath+"/src/c/");

+end

 

-  // -- Includes

-  PrintStepInfo('Copying headers', FileInfo.GeneralReport,'both');

-  for i = 1:size(allHeaders, "*")

-    // DEBUG only

-    //disp("Copying "+allHeaders(i)+" in "+SCI2COutputPath+"/includes/");

-    copyfile(allHeaders(i), SCI2COutputPath+"/includes/");

-  end

+// -- Includes

+PrintStepInfo('Copying headers', FileInfo.GeneralReport,'both');

+for i = 1:size(allHeaders, "*")

+  // DEBUG only

+  //disp("Copying "+allHeaders(i)+" in "+SCI2COutputPath+"/includes/");

+  copyfile(allHeaders(i), SCI2COutputPath+"/includes/");

+end

 

-  // -- Interfaces

-  PrintStepInfo('Copying interfaces', FileInfo.GeneralReport,'both');

-  for i = 1:size(allInterfaces, "*")

-    // DEBUG only

-    //disp("Copying "+allInterfaces(i)+" in "+SCI2COutputPath+"/interfaces/");

-    copyfile(allInterfaces(i), SCI2COutputPath+"/interfaces/");

-  end

+// -- Interfaces

+PrintStepInfo('Copying interfaces', FileInfo.GeneralReport,'both');

+for i = 1:size(allInterfaces, "*")

+  // DEBUG only

+  //disp("Copying "+allInterfaces(i)+" in "+SCI2COutputPath+"/interfaces/");

+  copyfile(allInterfaces(i), SCI2COutputPath+"/interfaces/");

+end

 

-  // -- Libraries

-  PrintStepInfo('Copying libraries', FileInfo.GeneralReport,'both');

-  for i = 1:size(allLibraries, "*")

-    // DEBUG only

-    //disp("Copying "+allInterfaces(i)+" in "+SCI2COutputPath+"/interfaces/");

-    copyfile(allLibraries(i), SCI2COutputPath+"/libraries/");

-  end

+// -- Libraries

+PrintStepInfo('Copying libraries', FileInfo.GeneralReport,'both');

+for i = 1:size(allLibraries, "*")

+  // DEBUG only

+  //disp("Copying "+allInterfaces(i)+" in "+SCI2COutputPath+"/interfaces/");

+  copyfile(allLibraries(i), SCI2COutputPath+"/libraries/");

+end

 

-  // --------------------------

-  // --- Generate Makefile. ---

-  // --------------------------

-  //If output format is chosen as 'Arduino', then copy makefile for arduino from

-  //default folder, else generate makefile for standalone c code

-

-  if (Target == 'Arduino')

-

-     GenerateSetupFunction(FileInfo);

-     mkdir(SCI2COutputPath+"/arduino/");

-     mkdir(SCI2COutputPath+"/arduino/sci2c_arduino");

-     //Copy arduino makefile

-     arduinoFiles = SCI2CHOME + "/" + getArduinoFiles();

-     PrintStepInfo('Copying arduino files', FileInfo.GeneralReport,'both');

-     copyfile(arduinoFiles(1), SCI2COutputPath);

-     for i = 2:size(arduinoFiles, "*")

-         // DEBUG only

-         //disp("Copying "+arduinoFiles(i)+" in "+SCI2COutputPath+"/arduino/sci2carduino");

-         copyfile(arduinoFiles(i), SCI2COutputPath+"/arduino/sci2c_arduino/");

-     end

-

-  else

-

-     if BuildTool == "make"

-       C_GenerateMakefile(FileInfo,SharedInfo);

-       copyBlasLapackLibs(FileInfo,SharedInfo);   //Previously .dll files and blas,lapack library not creating for cygwin  by additing this works fine

-     end

-     if BuildTool == "nmake"

-        copyBlasLapackLibs(FileInfo,SharedInfo);

-        C_GenerateMakefile_msvc(FileInfo,SharedInfo);

-     end

-  end

+// --------------------------

+// --- Generate Makefile. ---

+// --------------------------

+//If output format is chosen as 'Arduino', then copy makefile for arduino from

+//default folder, else generate makefile for standalone c code

+

+if (Target == 'Arduino')

+

+   GenerateSetupFunction(FileInfo);

+   mkdir(SCI2COutputPath+"/arduino/");

+   mkdir(SCI2COutputPath+"/arduino/sci2c_arduino");

+   //Copy arduino makefile

+   arduinoFiles = SCI2CHOME + "/" + getArduinoFiles();

+   PrintStepInfo('Copying arduino files', FileInfo.GeneralReport,'both');

+   copyfile(arduinoFiles(1), SCI2COutputPath);

+   for i = 2:size(arduinoFiles, "*")

+       // DEBUG only

+       //disp("Copying "+arduinoFiles(i)+" in "+SCI2COutputPath+"/arduino/sci2carduino");

+       copyfile(arduinoFiles(i), SCI2COutputPath+"/arduino/sci2c_arduino/");

+   end

 

+else

 

-  // ------------------------------

-  // --- Generate SCI2C Header. ---

-  // ------------------------------

-  // FIXME : Give the user the ability to set this prefix

-  FunctionPrefix = "SCI2C";

-  C_GenerateSCI2CHeader(SCI2COutputPath+"/includes/", FunctionPrefix);

+   if BuildTool == "make"

+     C_GenerateMakefile(FileInfo,SharedInfo);

+     copyBlasLapackLibs(FileInfo,SharedInfo);   //Previously .dll files and blas,lapack library not creating for cygwin  by additing this works fine

+   end

+   if BuildTool == "nmake"

+      copyBlasLapackLibs(FileInfo,SharedInfo);

+      C_GenerateMakefile_msvc(FileInfo,SharedInfo);

+   end

+end

 

-end // RunMode <> FunCall

 

+// ------------------------------

+// --- Generate SCI2C Header. ---

+// ------------------------------

+// FIXME : Give the user the ability to set this prefix

+FunctionPrefix = "SCI2C";

+C_GenerateSCI2CHeader(SCI2COutputPath+"/includes/", FunctionPrefix);

+end

 // -----------------

 // --- Epilogue. ---

 // -----------------

diff --git a/2.3-1/src/c/differential_calculus/includes/ode.h b/2.3-1/src/c/differential_calculus/includes/ode.h
index 46220a84..f08909ce 100644
--- a/2.3-1/src/c/differential_calculus/includes/ode.h
+++ b/2.3-1/src/c/differential_calculus/includes/ode.h
@@ -1,9 +1,23 @@
-// FOSSEE IIT Bombay
-#ifdef __INT_ODE_H__
-#define __INT_ODE_H__
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
 
-double ODE(double initial_value, double start_time, double end_time, \
-			char *ode_function, double nequs, double eps_abs, double eps_rel \
-			double step_size)
+#ifndef __ODE_H__
+#define __ODE_H__
 
-#endif /*__INT_ODE_H__*/
\ No newline at end of file
+double dodes(double initial_value, double start_time, double end_time, \
+			char *ode_function, double nequs, double eps_abs, double eps_rel, \
+			double step_size);
+
+void doded(double *initial_value, double start_time, double end_time, \
+			char *ode_function, double nequs, double eps_abs, double eps_rel, \
+			double step_size, double *out);
+
+#endif /*__ODE_H__*/
\ No newline at end of file
diff --git a/2.3-1/src/c/differential_calculus/interfaces/int_ode.h b/2.3-1/src/c/differential_calculus/interfaces/int_ode.h
index 5000ed5e..a27acbad 100644
--- a/2.3-1/src/c/differential_calculus/interfaces/int_ode.h
+++ b/2.3-1/src/c/differential_calculus/interfaces/int_ode.h
@@ -1,9 +1,30 @@
-// FOSSEE IIT Bombay
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
 
-#ifdef __INT_ODE_H__
+#ifndef __INT_ODE_H__
 #define __INT_ODE_H__
 
-#define d0d0d0g2ODEd0(in1, in2, in3, in4) ODE(in1, in2, in3, in4, 1, 1.0e-2,\
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+#define d0d0d0g2oded0(in1, in2, in3, in4) dodes(in1, in2, in3, in4, 1, 1.0e-2,\
 											 1.0e-2, 1.0e-6)
 
+#define d2d0d0g2oded2(in1, size1, in2, in3, func_name, strsize, out) doded(in1, in2, in3, func_name \
+							1, 1.0e-2, 1.0e-2, 1.0e-6, out)
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+
 #endif /*__INT_ODE_H__*/
\ No newline at end of file
diff --git a/2.3-1/src/c/differential_calculus/ode/doded.c b/2.3-1/src/c/differential_calculus/ode/doded.c
new file mode 100644
index 00000000..b544c422
--- /dev/null
+++ b/2.3-1/src/c/differential_calculus/ode/doded.c
@@ -0,0 +1,39 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+#include "ode.h"
+#include "types.h"
+#include <gsl/gsl_errno.h>
+#include <gsl/gsl_matrix.h>
+#include <gsl/gsl_odeiv2.h>
+
+
+void doded(double *initial_value, double start_time, double end_time, \
+			char *ode_function, double nequs, double eps_abs, double eps_rel, \
+			double step_size, double *out)
+{
+	double t = start_time;
+	//Setup ODE related parameters
+	gsl_odeiv2_system sys = {ode_function, NULL, 2, NULL};
+
+	gsl_odeiv2_step    *s = gsl_odeiv2_step_alloc (gsl_odeiv2_step_rkf45, nequs);
+  	gsl_odeiv2_control *c = gsl_odeiv2_control_y_new (eps_abs, eps_rel);
+  	gsl_odeiv2_evolve  *e = gsl_odeiv2_evolve_alloc (nequs);
+  
+  	while(t < end_time)
+  	{
+  		gsl_odeiv2_evolve_apply_fixed_step (e, c, s, &sys, &t, step_size, &out);
+	}
+
+	gsl_odeiv2_evolve_free (e);
+  	gsl_odeiv2_control_free (c);
+  	gsl_odeiv2_step_free (s);
+}
diff --git a/2.3-1/src/c/differential_calculus/ode/dodes.c b/2.3-1/src/c/differential_calculus/ode/dodes.c
new file mode 100644
index 00000000..ee6718bb
--- /dev/null
+++ b/2.3-1/src/c/differential_calculus/ode/dodes.c
@@ -0,0 +1,36 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+#include "ode.h"
+#include "types.h"
+#include <gsl/gsl_errno.h>
+#include <gsl/gsl_matrix.h>
+#include <gsl/gsl_odeiv2.h>
+
+
+double dodes(double initial_value, double start_time, double end_time, \
+			char *ode_function, double nequs, double eps_abs, double eps_rel, \
+			double step_size)
+{
+	double out = 0;
+	//int status;
+	//Setup ODE related parameters
+	gsl_odeiv2_system sys = {ode_function, NULL, 2, NULL};
+
+	gsl_odeiv2_step    *s = gsl_odeiv2_step_alloc (gsl_odeiv2_step_rkf45, nequs);
+  	gsl_odeiv2_control *c = gsl_odeiv2_control_y_new (eps_abs, eps_rel);
+  	gsl_odeiv2_evolve  *e = gsl_odeiv2_evolve_alloc (nequs);
+  
+  	gsl_odeiv2_evolve_apply_fixed_step (e, c, s, &sys, &start_time, step_size, &out);
+	
+	return out;
+	
+}
diff --git a/2.3-1/src/c/differential_calculus/ode/ode.c b/2.3-1/src/c/differential_calculus/ode/ode.c
deleted file mode 100644
index b815e367..00000000
--- a/2.3-1/src/c/differential_calculus/ode/ode.c
+++ /dev/null
@@ -1,26 +0,0 @@
-// FOSSEE IIT Bombay
-
-#include "ODE.h"
-#include "types.h"
-
-
-double ODE(double initial_value, double start_time, double end_time, \
-			char *ode_function, double nequs, double eps_abs, double eps_rel \
-			double step_size)
-{
-	double out = 0;
-	int status;
-	//Setup ODE related parameters
-	gsl_odeiv2_system sys = {ode_function, NULL, 2, NULL};
-
-	gsl_odeiv2_step    *s = gsl_odeiv2_step_alloc (gsl_odeiv2_step_rkf45, nequs);
-  	gsl_odeiv2_control *c = gsl_odeiv2_control_y_new (eps_abs, eps_rel);
-  	gsl_odeiv2_evolve  *e = gsl_odeiv2_evolve_alloc (nequs);
-  
-  	status = gsl_odeiv2_evolve_apply_fixed_step (e, c, s, &sys, &t, stepsize, x_dot);
-	
-	if (status == GSL_SUCCESS) {
-	return out;
-	}
-	else return 0;
-}
diff --git a/2.3-1/src/c/matrixOperations/cumprod/dcolumncumproda.c b/2.3-1/src/c/matrixOperations/cumprod/dcolumncumproda.c
new file mode 100644
index 00000000..7bed70b4
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/dcolumncumproda.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void dcolumncumproda(double *in1, int row, int column, double *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/dcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/dcumproda.c
new file mode 100644
index 00000000..0a408682
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/dcumproda.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void dcumproda(double *in1, int row, int column, double *out)
+{
+	int row_cnt, col_cnt = 0;
+	double cumprod = 1;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumprod *= in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumprod;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/drowcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/drowcumproda.c
new file mode 100644
index 00000000..74b2bfc9
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/drowcumproda.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void drowcumproda(double *in1, int row, int column, double *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/i16columncumproda.c b/2.3-1/src/c/matrixOperations/cumprod/i16columncumproda.c
new file mode 100644
index 00000000..3c644775
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/i16columncumproda.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void i16columncumproda(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/i16cumproda.c b/2.3-1/src/c/matrixOperations/cumprod/i16cumproda.c
new file mode 100644
index 00000000..8352f416
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/i16cumproda.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void i16cumproda(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	int16 cumprod = 1;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumprod *= in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumprod;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/i16rowcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/i16rowcumproda.c
new file mode 100644
index 00000000..35ab6d48
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/i16rowcumproda.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void i16rowcumproda(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/i8columncumproda.c b/2.3-1/src/c/matrixOperations/cumprod/i8columncumproda.c
new file mode 100644
index 00000000..df9109d4
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/i8columncumproda.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void i8columncumproda(int8 *in1, int row, int column, int8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/i8cumproda.c b/2.3-1/src/c/matrixOperations/cumprod/i8cumproda.c
new file mode 100644
index 00000000..ba502ba4
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/i8cumproda.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void i8cumproda(int8 *in1, int row, int column, int8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	int8 cumprod = 1;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumprod *= in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumprod;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/i8rowcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/i8rowcumproda.c
new file mode 100644
index 00000000..20b4126d
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/i8rowcumproda.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void i8rowcumproda(int8 *in1, int row, int column, int8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/scolumncumproda.c b/2.3-1/src/c/matrixOperations/cumprod/scolumncumproda.c
new file mode 100644
index 00000000..5c2c0c3f
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/scolumncumproda.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void scolumncumproda(float *in1, int row, int column, float *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/scumproda.c b/2.3-1/src/c/matrixOperations/cumprod/scumproda.c
new file mode 100644
index 00000000..b50ea63f
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/scumproda.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void scumproda(float *in1, int row, int column, float *out)
+{
+	int row_cnt, col_cnt = 0;
+	float cumprod = 1;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumprod += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumprod;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/srowcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/srowcumproda.c
new file mode 100644
index 00000000..e3d146a9
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/srowcumproda.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void srowcumproda(float *in1, int row, int column, float *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/u16columncumproda.c b/2.3-1/src/c/matrixOperations/cumprod/u16columncumproda.c
new file mode 100644
index 00000000..a0e821f7
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/u16columncumproda.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void u16columncumproda(uint16 *in1, int row, int column, uint16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/u16cumproda.c b/2.3-1/src/c/matrixOperations/cumprod/u16cumproda.c
new file mode 100644
index 00000000..de969fb3
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/u16cumproda.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void u16cumproda(uint16 *in1, int row, int column, uint16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	uint16 cumprod = 1;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumprod *= in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumprod;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/u16rowcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/u16rowcumproda.c
new file mode 100644
index 00000000..1ea4468a
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/u16rowcumproda.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void u16rowcumproda(uint16 *in1, int row, int column, uint16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/u8columncumproda.c b/2.3-1/src/c/matrixOperations/cumprod/u8columncumproda.c
new file mode 100644
index 00000000..70eb0583
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/u8columncumproda.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void u8columncumproda(uint8 *in1, int row, int column, uint8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/u8cumproda.c b/2.3-1/src/c/matrixOperations/cumprod/u8cumproda.c
new file mode 100644
index 00000000..048b26fc
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/u8cumproda.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void u8cumproda(uint8 *in1, int row, int column, uint8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	uint8 cumprod = 1;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumprod *= in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumprod;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumprod/u8rowcumproda.c b/2.3-1/src/c/matrixOperations/cumprod/u8rowcumproda.c
new file mode 100644
index 00000000..fb500c7b
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumprod/u8rowcumproda.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumprod.h"
+#include "types.h"
+
+void u8rowcumproda(uint8 *in1, int row, int column, uint8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											* out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/dcolumncumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/dcolumncumsuma.c
new file mode 100644
index 00000000..b97704e6
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/dcolumncumsuma.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void dcolumncumsuma(double *in1, int row, int column, double *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/dcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/dcumsuma.c
new file mode 100644
index 00000000..6a2eb1bb
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/dcumsuma.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void dcumsuma(double *in1, int row, int column, double *out)
+{
+	int row_cnt, col_cnt = 0;
+	double cumsum = 0;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumsum += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumsum;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/drowcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/drowcumsuma.c
new file mode 100644
index 00000000..5b46f16b
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/drowcumsuma.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void drowcumsuma(double *in1, int row, int column, double *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/i16columncumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/i16columncumsuma.c
new file mode 100644
index 00000000..5c43bbdc
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/i16columncumsuma.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void i16columncumsuma(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/i16cumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/i16cumsuma.c
new file mode 100644
index 00000000..7632c589
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/i16cumsuma.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void i16cumsuma(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	int16 cumsum = 0;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumsum += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumsum;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/i16rowcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/i16rowcumsuma.c
new file mode 100644
index 00000000..0e75f252
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/i16rowcumsuma.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void i16rowcumsuma(int16 *in1, int row, int column, int16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/i8columncumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/i8columncumsuma.c
new file mode 100644
index 00000000..27fdbded
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/i8columncumsuma.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void i8columncumsuma(int8 *in1, int row, int column, int8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/i8cumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/i8cumsuma.c
new file mode 100644
index 00000000..d8b9c329
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/i8cumsuma.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void i8cumsuma(int8 *in1, int row, int column, int8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	int8 cumsum = 0;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumsum += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumsum;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/i8rowcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/i8rowcumsuma.c
new file mode 100644
index 00000000..39298ce5
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/i8rowcumsuma.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void i8rowcumsuma(int8 *in1, int row, int column, int8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/scolumncumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/scolumncumsuma.c
new file mode 100644
index 00000000..befbdfe0
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/scolumncumsuma.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void scolumncumsuma(float *in1, int row, int column, float *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/scumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/scumsuma.c
new file mode 100644
index 00000000..83701867
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/scumsuma.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void scumsuma(float *in1, int row, int column, float *out)
+{
+	int row_cnt, col_cnt = 0;
+	float cumsum = 0;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumsum += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumsum;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/srowcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/srowcumsuma.c
new file mode 100644
index 00000000..1ce17da9
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/srowcumsuma.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void srowcumsuma(float *in1, int row, int column, float *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/u16columncumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/u16columncumsuma.c
new file mode 100644
index 00000000..bbff8c89
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/u16columncumsuma.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void u16columncumsuma(uint16 *in1, int row, int column, uint16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/u16cumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/u16cumsuma.c
new file mode 100644
index 00000000..601a7efd
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/u16cumsuma.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void u16cumsuma(uint16 *in1, int row, int column, uint16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	uint16 cumsum = 0;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumsum += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumsum;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/u16rowcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/u16rowcumsuma.c
new file mode 100644
index 00000000..b27e4530
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/u16rowcumsuma.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void u16rowcumsuma(uint16 *in1, int row, int column, uint16 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/u8columncumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/u8columncumsuma.c
new file mode 100644
index 00000000..598c4a6c
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/u8columncumsuma.c
@@ -0,0 +1,38 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void u8columncumsuma(uint8 *in1, int row, int column, uint8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//Assign elements in first column as it is
+	for(row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		out[row_cnt] = in1[row_cnt];
+	}
+
+	//For second column onwards
+	for (row_cnt = 0; row_cnt < row; row_cnt++)
+	{
+		for ( col_cnt = 1; col_cnt < column; col_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[(col_cnt-1)*row+row_cnt];
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/u8cumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/u8cumsuma.c
new file mode 100644
index 00000000..38792e65
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/u8cumsuma.c
@@ -0,0 +1,30 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void u8cumsuma(uint8 *in1, int row, int column, uint8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	uint8 cumsum = 0;
+	for (col_cnt = 0; col_cnt < row; col_cnt++)
+	{
+		for ( row_cnt = 0; row_cnt < column; row_cnt++)
+		{
+			cumsum += in1[col_cnt*column+row_cnt];
+			out[col_cnt*column+row_cnt] = cumsum;
+		}
+	}
+	
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/cumsum/u8rowcumsuma.c b/2.3-1/src/c/matrixOperations/cumsum/u8rowcumsuma.c
new file mode 100644
index 00000000..184cf71f
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/cumsum/u8rowcumsuma.c
@@ -0,0 +1,37 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function returns cumulative sum of members of array/matrix
+
+#include "cumsum.h"
+#include "types.h"
+
+void u8rowcumsuma(uint8 *in1, int row, int column, uint8 *out)
+{
+	int row_cnt, col_cnt = 0;
+	
+	//assign elements in first row as it is
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		out[col_cnt*row] = in1[col_cnt*row];
+	}	
+	//For second row onwards
+	for (col_cnt = 0; col_cnt < column; col_cnt++)
+	{
+		for ( row_cnt = 1; row_cnt < row; row_cnt++)
+		{
+			
+			out[col_cnt*row+row_cnt] = in1[col_cnt*row+row_cnt] \
+											+ out[col_cnt*row+row_cnt -1];
+		}
+	}
+		
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/includes/cumprod.h b/2.3-1/src/c/matrixOperations/includes/cumprod.h
new file mode 100644
index 00000000..bc08abaa
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/includes/cumprod.h
@@ -0,0 +1,52 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __CUMPROD_H__
+#define __CUMPROD_H__
+
+#include "types.h"
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+void dcumproda(double *in1, int row, int column, double *out);
+void drowcumproda(double *in1, int row, int column, double *out);
+void dcolumncumproda(double *in1, int row, int column, double *out);
+
+void scumproda(float *in1, int row, int column, float *out);
+void srowcumproda(float *in1, int row, int column, float *out);
+void scolumncumproda(float *in1, int row, int column, float *out);
+
+void u8cumproda(uint8 *in1, int row, int column, uint8 *out);
+void u8rowcumproda(uint8 *in1, int row, int column, uint8 *out);
+void u8columncumproda(uint8 *in1, int row, int column, uint8 *out);
+
+void i8cumproda(int8 *in1, int row, int column, int8 *out);
+void i8rowcumproda(int8 *in1, int row, int column, int8 *out);
+void i8columncumproda(int8 *in1, int row, int column, int8 *out);
+
+void u16cumproda(uint16 *in1, int row, int column, uint16 *out);
+void u16rowcumproda(uint16 *in1, int row, int column, uint16 *out);
+void u16columncumproda(uint16 *in1, int row, int column, uint16 *out);
+
+void i16cumproda(int16 *in1, int row, int column, int16 *out);
+void i16rowcumproda(int16 *in1, int row, int column, int16 *out);
+void i16columncumproda(int16 *in1, int row, int column, int16 *out);
+
+
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__CUMPROD_H__*/
diff --git a/2.3-1/src/c/matrixOperations/includes/cumsum.h b/2.3-1/src/c/matrixOperations/includes/cumsum.h
new file mode 100644
index 00000000..4c6a3b37
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/includes/cumsum.h
@@ -0,0 +1,52 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __CUMSUM_H__
+#define __CUMSUM_H__
+
+#include "types.h"
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+void dcumsuma(double *in1, int row, int column, double *out);
+void drowcumsuma(double *in1, int row, int column, double *out);
+void dcolumncumsuma(double *in1, int row, int column, double *out);
+
+void scumsuma(float *in1, int row, int column, float *out);
+void srowcumsuma(float *in1, int row, int column, float *out);
+void scolumncumsuma(float *in1, int row, int column, float *out);
+
+void u8cumsuma(uint8 *in1, int row, int column, uint8 *out);
+void u8rowcumsuma(uint8 *in1, int row, int column, uint8 *out);
+void u8columncumsuma(uint8 *in1, int row, int column, uint8 *out);
+
+void i8cumsuma(int8 *in1, int row, int column, int8 *out);
+void i8rowcumsuma(int8 *in1, int row, int column, int8 *out);
+void i8columncumsuma(int8 *in1, int row, int column, int8 *out);
+
+void u16cumsuma(uint16 *in1, int row, int column, uint16 *out);
+void u16rowcumsuma(uint16 *in1, int row, int column, uint16 *out);
+void u16columncumsuma(uint16 *in1, int row, int column, uint16 *out);
+
+void i16cumsuma(int16 *in1, int row, int column, int16 *out);
+void i16rowcumsuma(int16 *in1, int row, int column, int16 *out);
+void i16columncumsuma(int16 *in1, int row, int column, int16 *out);
+
+
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__CUMSUM_H__*/
diff --git a/2.3-1/src/c/matrixOperations/includes/tril.h b/2.3-1/src/c/matrixOperations/includes/tril.h
new file mode 100644
index 00000000..e61a3b72
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/includes/tril.h
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __TRIL_H__
+#define __TRIL_H__
+
+#include "types.h"
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+void dtrila (double *in, int row, int column, double diag, double *out);
+void strila (float *in, int row, int column, double diag, float *out);
+void u8trila (uint8 *in, int row, int column, double diag, uint8 *out);
+void u16trila (uint16 *in, int row, int column, double diag, uint16 *out);
+void i8trila (int8 *in, int row, int column, double diag, int8 *out);
+void i16trila (int16 *in, int row, int column, double diag, int16 *out);
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__TRIL_H__*/
diff --git a/2.3-1/src/c/matrixOperations/includes/triu.h b/2.3-1/src/c/matrixOperations/includes/triu.h
new file mode 100644
index 00000000..1dda2794
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/includes/triu.h
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __TRIU_H__
+#define __TRIU_H__
+
+#include "types.h"
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+void dtriua (double *in, int row, int column, double diag, double *out);
+void striua (float *in, int row, int column, double diag, float *out);
+void u8triua (uint8 *in, int row, int column, double diag, uint8 *out);
+void u16triua (uint16 *in, int row, int column, double diag, uint16 *out);
+void i8triua (int8 *in, int row, int column, double diag, int8 *out);
+void i16triua (int16 *in, int row, int column, double diag, int16 *out);
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__TRIU_H__*/
diff --git a/2.3-1/src/c/matrixOperations/interfaces/int_cumprod.h b/2.3-1/src/c/matrixOperations/interfaces/int_cumprod.h
new file mode 100644
index 00000000..722efbba
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/interfaces/int_cumprod.h
@@ -0,0 +1,54 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __INT_CUMPROD_H__
+#define __INT_CUMPROD_H__
+
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+#define d0cumprodd0(in) in
+#define s0cumprods0(in) in
+#define u80cumprodu80(in) in
+#define u160cumprodu160(in) in
+#define i80cumprodi80(in) in
+#define i160cumprodi160(in) in
+
+#define d2cumprodd2(in1, size1, out) dcumproda(in1, size1[0], size1[1], out)
+#define s2cumprods2(in1, size1, out) scumproda(in1, size1[0], size1[1], out)
+#define u82cumprodu82(in1, size1, out) u8cumproda(in1, size1[0], size1[1], out)
+#define u162cumprodu162(in1, size1, out) u16cumproda(in1, size1[0], size1[1], out)
+#define i82cumprodi82(in1, size1, out) i8cumproda(in1, size1[0], size1[1], out)
+#define i162cumprodi162(in1, size1, out) i16cumproda(in1, size1[0], size1[1], out)
+
+#define d2g2cumprodd2(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						drowcumproda(in1,size1[0],size1[1],out) : dcolumncumproda(in1,size1[0],size1[1],out)
+#define s2g2cumprods2(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						srowcumproda(in1,size1[0],size1[1],out) : scolumncumproda(in1,size1[0],size1[1],out)
+#define u82g2cumprodu82(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						u8rowcumproda(in1,size1[0],size1[1],out) : u8columncumproda(in1,size1[0],size1[1],out)
+#define i82g2cumprodi82(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						i8rowcumproda(in1,size1[0],size1[1],out) : i8columncumproda(in1,size1[0],size1[1],out)
+#define u162g2cumprodu162(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						u16rowcumproda(in1,size1[0],size1[1],out) : u16columncumproda(in1,size1[0],size1[1],out)
+#define i162g2cumprodi162(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						i16rowcumproda(in1,size1[0],size1[1],out) : i16columncumproda(in1,size1[0],size1[1],out)
+
+
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__INT_CUMPROD_H__*/
diff --git a/2.3-1/src/c/matrixOperations/interfaces/int_cumsum.h b/2.3-1/src/c/matrixOperations/interfaces/int_cumsum.h
new file mode 100644
index 00000000..c09a9b46
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/interfaces/int_cumsum.h
@@ -0,0 +1,54 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __INT_CUMSUM_H__
+#define __INT_CUMSUM_H__
+
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+#define d0cumsumd0(in) 		in
+#define s0cumsums0(in) 		in
+#define u80cumsumu80(in) 	in
+#define u160cumsumu160(in) 	in
+#define i80cumsumi80(in) 	in
+#define i160cumsumi160(in) 	in
+
+#define d2cumsumd2(in1, size1, out) 	dcumsuma(in1, size1[0], size1[1], out)
+#define s2cumsums2(in1, size1, out) 	scumsuma(in1, size1[0], size1[1], out)
+#define u82cumsumu82(in1, size1, out) 	u8cumsuma(in1, size1[0], size1[1], out)
+#define u162cumsumu162(in1, size1, out)	u16cumsuma(in1, size1[0], size1[1], out)
+#define i82cumsumi82(in1, size1, out) 	i8cumsuma(in1, size1[0], size1[1], out)
+#define i162cumsumi162(in1, size1, out) i16cumsuma(in1, size1[0], size1[1], out)
+
+#define d2g2cumsumd2(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						drowcumsuma(in1,size1[0],size1[1],out) : dcolumncumsuma(in1,size1[0],size1[1],out)
+#define s2g2cumsums2(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						srowcumsuma(in1,size1[0],size1[1],out) : scolumncumsuma(in1,size1[0],size1[1],out)
+#define u82g2cumsumu82(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						u8rowcumsuma(in1,size1[0],size1[1],out) : u8columncumsuma(in1,size1[0],size1[1],out)
+#define i82g2cumsumi82(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						i8rowcumsuma(in1,size1[0],size1[1],out) : i8columncumsuma(in1,size1[0],size1[1],out)
+#define u162g2cumsumu162(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						u16rowcumsuma(in1,size1[0],size1[1],out) : u16columncumsuma(in1,size1[0],size1[1],out)
+#define i162g2cumsumi162(in1, size1, in2, size2, out) (in2[0]=='r') ? \
+						i16rowcumsuma(in1,size1[0],size1[1],out) : i16columncumsuma(in1,size1[0],size1[1],out)
+
+
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__INT_CUMSUM_H__*/
diff --git a/2.3-1/src/c/matrixOperations/interfaces/int_tril.h b/2.3-1/src/c/matrixOperations/interfaces/int_tril.h
new file mode 100644
index 00000000..d362aabf
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/interfaces/int_tril.h
@@ -0,0 +1,62 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __INT_TRIL_H__
+#define __INT_TRIL_H__
+
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+#define d0trild0(in) 		in
+#define s0trils0(in) 		in
+#define u80trilu80(in) 		in
+#define u160trilu160(in) 	in
+#define i80trili80(in) 		in
+#define i160trili160(in) 	in
+
+#define d0d0trild0(in1, in2) (in2 == 0 ? in1 : 0) 
+#define s0s0trils0(in1, in2) (in2 == 0 ? in1 : 0)
+#define u80u80trilu80(in1, in2) (in2 == 0 ? in1 : 0)
+#define i80i80trili80(in1, in2) (in2 == 0 ? in1 : 0)
+#define u160u160trilu160(in1, in2) (in2 == 0 ? in1 : 0)
+#define i160i160trili160(in1, in2) (in2 == 0 ? in1 : 0)
+#define u80d0trilu80(in1, in2) (in2 == 0 ? in1 : 0)
+#define i80d0trili80(in1, in2) (in2 == 0 ? in1 : 0)
+#define u160d0trilu160(in1, in2) (in2 == 0 ? in1 : 0)
+#define i160d0trili160(in1, in2) (in2 == 0 ? in1 : 0)
+
+#define d2trild2(in, size, out) dtrila(in, size[0], size[1], 0, out); 
+#define s2trils2(in, size, out) strila(in, size[0], size[1], 0, out); 
+#define u82trilu82(in, size, out) u8trila(in, size[0], size[1], 0, out); 
+#define u162trilu162(in, size, out) u16trila(in, size[0], size[1], 0, out); 
+#define i82trili82(in, size, out) i8trila(in, size[0], size[1], 0, out); 
+#define i162trili162(in, size, out) i16trila(in, size[0], size[1], 0, out); 
+
+#define d2d0trild2(in1, size1, in2, out) dtrila(in1, size1[0], size1[1], in2, out); 
+#define s2s0trils2(in1, size1, in2, out) strila(in1, size1[0], size1[1], in2, out); 
+#define u82u80trilu82(in1, size1, in2, out) u8trila(in1, size1[0], size1[1], (double)in2, out); 
+#define i82i80trili82(in1, size1, in2, out) i8trila(in1, size1[0], size1[1], (double)in2, out); 
+#define u162u160trilu162(in1, size1, in2, out) u16trila(in1, size1[0], size1[1], (double)in2, out); 
+#define i162i160trili162(in1, size1, in2, out) i16trila(in1, size1[0], size1[1], (double)in2, out); 
+#define u82d0trilu82(in1, size1, in2, out) u8trila(in1, size1[0], size1[1], in2, out); 
+#define i82d0trili82(in1, size1, in2, out) i8trila(in1, size1[0], size1[1], in2, out); 
+#define u162d0trilu162(in1, size1, in2, out) u16trila(in1, size1[0], size1[1], in2, out); 
+#define i162d0trili162(in1, size1, in2, out) i16trila(in1, size1[0], size1[1], in2, out); 
+
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__INT_TRIL_H__*/
diff --git a/2.3-1/src/c/matrixOperations/interfaces/int_triu.h b/2.3-1/src/c/matrixOperations/interfaces/int_triu.h
new file mode 100644
index 00000000..fd5448ec
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/interfaces/int_triu.h
@@ -0,0 +1,62 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+
+#ifndef __INT_TRIU_H__
+#define __INT_TRIU_H__
+
+
+#ifdef  __cplusplus
+#extern "C" {
+#endif
+
+#define d0triud0(in) 		in
+#define s0trius0(in) 		in
+#define u80triuu80(in) 		in
+#define u160triuu160(in) 	in
+#define i80triui80(in) 		in
+#define i160triui160(in) 	in
+
+#define d0d0triud0(in1, in2) (in2 == 0 ? in1 : 0) 
+#define s0s0trius0(in1, in2) (in2 == 0 ? in1 : 0)
+#define u80u80triuu80(in1, in2) (in2 == 0 ? in1 : 0)
+#define i80i80triui80(in1, in2) (in2 == 0 ? in1 : 0)
+#define u160u160triuu160(in1, in2) (in2 == 0 ? in1 : 0)
+#define i160i160triui160(in1, in2) (in2 == 0 ? in1 : 0)
+#define u80d0triuu80(in1, in2) (in2 == 0 ? in1 : 0)
+#define i80d0triui80(in1, in2) (in2 == 0 ? in1 : 0)
+#define u160d0triuu160(in1, in2) (in2 == 0 ? in1 : 0)
+#define i160d0triui160(in1, in2) (in2 == 0 ? in1 : 0)
+
+#define d2triud2(in, size, out) dtriua(in, size[0], size[1], 0, out); 
+#define s2trius2(in, size, out) striua(in, size[0], size[1], 0, out); 
+#define u82triuu82(in, size, out) u8triua(in, size[0], size[1], 0, out); 
+#define u162triuu162(in, size, out) u16triua(in, size[0], size[1], 0, out); 
+#define i82triui82(in, size, out) i8triua(in, size[0], size[1], 0, out); 
+#define i162triui162(in, size, out) i16triua(in, size[0], size[1], 0, out); 
+
+#define d2d0triud2(in1, size1, in2, out) dtriua(in1, size1[0], size1[1], in2, out); 
+#define s2s0trius2(in1, size1, in2, out) striua(in1, size1[0], size1[1], in2, out); 
+#define u82u80triuu82(in1, size1, in2, out) u8triua(in1, size1[0], size1[1], (double)in2, out); 
+#define i82i80triui82(in1, size1, in2, out) i8triua(in1, size1[0], size1[1], (double)in2, out); 
+#define u162u160triuu162(in1, size1, in2, out) u16triua(in1, size1[0], size1[1], (double)in2, out); 
+#define i162i160triui162(in1, size1, in2, out) i16triua(in1, size1[0], size1[1], (double)in2, out); 
+#define u82d0triuu82(in1, size1, in2, out) u8triua(in1, size1[0], size1[1], in2, out); 
+#define i82d0triui82(in1, size1, in2, out) i8triua(in1, size1[0], size1[1], in2, out); 
+#define u162d0triuu162(in1, size1, in2, out) u16triua(in1, size1[0], size1[1], in2, out); 
+#define i162d0triui162(in1, size1, in2, out) i16triua(in1, size1[0], size1[1], in2, out); 
+
+
+#ifdef  __cplusplus
+#} /* extern "C" */
+#endif
+
+#endif /*__INT_TRIU_H__*/
diff --git a/2.3-1/src/c/matrixOperations/tril/dtrila.c b/2.3-1/src/c/matrixOperations/tril/dtrila.c
new file mode 100644
index 00000000..b727e5c8
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/tril/dtrila.c
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+#include "triu.h"
+
+void dtrila (double *in, int row, int column, double diag, double *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) >= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/tril/i16trila.c b/2.3-1/src/c/matrixOperations/tril/i16trila.c
new file mode 100644
index 00000000..e17b361b
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/tril/i16trila.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void i16trila (int16 *in, int row, int column, double diag, int16 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) >= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/tril/i8trila.c b/2.3-1/src/c/matrixOperations/tril/i8trila.c
new file mode 100644
index 00000000..a91594a9
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/tril/i8trila.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void i8trila (int8 *in, int row, int column, double diag, int8 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) >= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/tril/strila.c b/2.3-1/src/c/matrixOperations/tril/strila.c
new file mode 100644
index 00000000..f5880894
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/tril/strila.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void strila (float *in, int row, int column, double diag, float *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) >= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/tril/u16trila.c b/2.3-1/src/c/matrixOperations/tril/u16trila.c
new file mode 100644
index 00000000..d6974183
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/tril/u16trila.c
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+#include "triu.h"
+
+void u16trila (uint16 *in, int row, int column, double diag, uint16 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) >= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/tril/u8trila.c b/2.3-1/src/c/matrixOperations/tril/u8trila.c
new file mode 100644
index 00000000..ebc4d726
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/tril/u8trila.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void u8trila (uint8 *in, int row, int column, double diag, uint8 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) >= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/.fuse_hidden0000338200000001 b/2.3-1/src/c/matrixOperations/triu/.fuse_hidden0000338200000001
new file mode 100644
index 00000000..887b5b66
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/.fuse_hidden0000338200000001
@@ -0,0 +1,32 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+void dtriu (double *in, int row, int column, double *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter< row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if(row_counter < col_counter)
+			{
+				out[col_counter*row+col_counter] = in[col_counter*row+col_counter];
+			}
+			else
+			{
+				out[col_counter*row+col_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/dtriua.c b/2.3-1/src/c/matrixOperations/triu/dtriua.c
new file mode 100644
index 00000000..3a3cc0e5
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/dtriua.c
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+#include "triu.h"
+
+void dtriua (double *in, int row, int column, double diag, double *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) <= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/i16triua.c b/2.3-1/src/c/matrixOperations/triu/i16triua.c
new file mode 100644
index 00000000..c4b397f5
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/i16triua.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void i16triua (int16 *in, int row, int column, double diag, int16 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) <= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/i8triua.c b/2.3-1/src/c/matrixOperations/triu/i8triua.c
new file mode 100644
index 00000000..6493ad17
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/i8triua.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void i8triua (int8 *in, int row, int column, double diag, int8 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) <= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/striua.c b/2.3-1/src/c/matrixOperations/triu/striua.c
new file mode 100644
index 00000000..95305efd
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/striua.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void striua (float *in, int row, int column, double diag, float *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) <= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/u16triua.c b/2.3-1/src/c/matrixOperations/triu/u16triua.c
new file mode 100644
index 00000000..2786c041
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/u16triua.c
@@ -0,0 +1,33 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+#include "triu.h"
+
+void u16triua (uint16 *in, int row, int column, double diag, uint16 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) <= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/matrixOperations/triu/u8triua.c b/2.3-1/src/c/matrixOperations/triu/u8triua.c
new file mode 100644
index 00000000..8ab3cb17
--- /dev/null
+++ b/2.3-1/src/c/matrixOperations/triu/u8triua.c
@@ -0,0 +1,34 @@
+// Copyright (C) 2016 - IIT Bombay - FOSSEE
+//
+// This file must be used under the terms of the CeCILL.
+// This source file is licensed as described in the file COPYING, which
+// you should have received as part of this distribution.  The terms
+// are also available at
+// http://www.cecill.info/licences/Licence_CeCILL_V2-en.txt
+// Author: Siddhesh Wani
+// Organization: FOSSEE, IIT Bombay
+// Email: toolbox@scilab.in
+
+//Function to extract lower triagular entries from given matrix
+
+#include "triu.h"
+
+void u8triua (uint8 *in, int row, int column, double diag, uint8 *out)
+{
+	int row_counter, col_counter = 0;
+
+	for(row_counter=0; row_counter < row; row_counter++)
+	{
+		for(col_counter=0; col_counter < column; col_counter++)
+		{
+			if((double)(row_counter + diag) <= (double)col_counter)
+			{
+				out[col_counter*row+row_counter] = in[col_counter*row+row_counter];
+			}
+			else
+			{
+				out[col_counter*row+row_counter] = 0;	
+			}
+		}
+	}
+}
\ No newline at end of file
diff --git a/2.3-1/src/c/scilab-arduino/includes/cmd_analog_in.h b/2.3-1/src/c/scilab-arduino/includes/cmd_analog_in.h
index 5361fe80..1ab9f3ae 100644
--- a/2.3-1/src/c/scilab-arduino/includes/cmd_analog_in.h
+++ b/2.3-1/src/c/scilab-arduino/includes/cmd_analog_in.h
@@ -26,4 +26,4 @@ uint16 u8cmd_analog_ins(uint8 board_no, uint8 pin);
 } /* extern "C" */
 #endif
 
-#endif /* __CMD_DIGITAL_IN_H__ */
+#endif /* __CMD_ANALOG_IN_H__ */