Revert "LinearAlgebra Function Added"

58 files changed, 1444 insertions, 1 deletions

diff --git a/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/dsinca.c b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/dsinca.c
new file mode 100644
index 00000000..0cd24e96
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/dsinca.c
@@ -0,0 +1,46 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+#include<stdio.h>
+#include<math.h>
+#include "sinc.h"
+#define PI 3.14159265358979
+void dsinca(double* sample,int size,double* oup)
+{
+	int j;
+	for(j=0;j<size;j++)
+	{
+	if(sample[j]==0)
+	{
+	oup[j]=1;
+	}
+	else
+	{
+	oup[j]=(sin(sample[j]))/(sample[j]);
+	}
+	}
+}
+/*
+int main()
+{
+	int n;
+	printf("Enter the length of the array");
+	scanf("%d",&n);
+	double arr[100000];
+	int i;
+	printf("Now enter the element of the array");
+	for(i=0;i<n;i++)
+	{
+	scanf("%ld",&arr[i]);
+	}
+	sinc(arr[],n);
+}
+*/
diff --git a/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/int_sinc.h b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/int_sinc.h
new file mode 100644
index 00000000..0dc969de
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/int_sinc.h
@@ -0,0 +1,18 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+
+#ifndef __INT_SINC_H__
+#define __INT_SINC_H__
+
+#define d2sincd2(sample,size,oup) dsinca(sample,size,oup)
+
+#endif /* !__INT_SINC_H__! */
diff --git a/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/sinc.h b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/sinc.h
new file mode 100644
index 00000000..6a5c315b
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/sinc.h
@@ -0,0 +1,27 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+
+#ifndef __SINC_H__
+#define __SINC_H__
+#include "types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void dsinca(double* sample,int size,double* oup);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* __SINC_H__ */ 
diff --git a/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/zsinca.c b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/zsinca.c
new file mode 100644
index 00000000..1f6cf9ba
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/Trigonometry/sinc/zsinca.c
@@ -0,0 +1,35 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+#include<stdio.h>
+#include<math.h>
+#include "sinc.h"
+#include "sin.h"
+#include "doubleComplex.h"
+#include "division.h"
+void zsinca(doubleComplex* sample,int size,doubleComplex* oup)
+{
+	int j;
+	double r,i;
+	for(j=0;j<size;j++)
+	{
+	r=zreals(sample[j]);
+	i=zimags(sample[j]);
+	if(r==0 && i==0)
+	{
+	oup[j]=DoubleComplex(1,0);
+	}
+	else
+	{
+	oup[j]=zrdivs(zsins(sample[j]),sample[j]);
+	}
+	}
+}
diff --git a/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/dgcda.c b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/dgcda.c
new file mode 100644
index 00000000..a32ed773
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/dgcda.c
@@ -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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "gcd.h"
+#include "types.h"
+
+void dgcda(double *in,int size,double *out)
+{
+	double a=in[0];
+	double b=in[1];
+	while(a!=b && a!=0 && b!=0)
+	{
+		if(a>b)
+		{
+			a=a-b;
+		}
+		else
+		{
+			b=b-a;
+		}
+	}
+	out[0]=b;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/u8gcda.c b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/u8gcda.c
new file mode 100644
index 00000000..121d26ae
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/u8gcda.c
@@ -0,0 +1,62 @@
+/* Copyright (C) 2017 - 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+#include<stdio.h>
+/* This is the "gcd" function , which takes two input. first
+  one is the array and the second one is the length of the array.
+  Now to calculate the gcd of two elements we fin the maximum of
+  the two elements, and then iterate from maximum value down to 1,
+  and check whether the particular value divides the two elements.
+  And in this way we can calculate the gcd of the whole array.
+*/
+#include "gcd.h"
+uint8 u8gcdua(uint8* in,int size)
+{
+
+  int temp;
+  if(size==1)
+  {
+    temp=*in;
+  }
+  else
+  {
+  int x=*in;
+  int y=*(in+1);
+  int max=(x>y)?x:y;
+  int i;
+  for(i=max;i>=1;i--)
+  {
+    if(x%i==0 && y%i==0)
+    {
+      temp=i;
+      break;
+    }
+  }
+  int j;
+  for(j=2;j<size;j++)
+  {
+    x=temp;
+    y=*(in+j);
+    max=(x>y)?x:y;
+    for(i=max;i>=1;i--)
+    {
+      if(x%i==0 && y%i==0)
+      {
+        temp=i;
+        break;
+      }
+    }
+  }
+}
+
+  return temp;
+}
+
diff --git a/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/u8gcds.c b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/u8gcds.c
new file mode 100644
index 00000000..75f831fc
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/gcd/u8gcds.c
@@ -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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "gcd.h"
+#include "types.h"
+
+int8 u8gcds(int8 *in,int size)
+{
+	int a=in[0];
+	int b=in[1];
+	while(a!=b && a!=0 && b!=0)
+	{
+		if(a>b)
+		{
+			a=a-b;
+		}
+		else
+		{
+			b=b-a;
+		}
+	}
+	return b;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/discrete_mathematics/lcm/u8lcma.c b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/lcm/u8lcma.c
new file mode 100644
index 00000000..b01c8047
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/discrete_mathematics/lcm/u8lcma.c
@@ -0,0 +1,69 @@
+/* Copyright (C) 2017 - 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+#include<stdio.h>
+/* This is the "lcm" function, accepting two inputs which are the array of integers
+    and second the size of the array. The algorithm works like this:
+    We take a temproary variable and store the lcm of the first two elements of the
+    array in it. Now using this temproary variable we recursively fin the lcm of
+    the whole array.
+    Now to fin the lcm of two elements we fin the maximum of the two elements and
+    check whether it is divisible by both the elements, if the condition is true we
+    get the lcm, else increase the maximum value by itself unless we get the lcm.
+*/
+#include "lcm.h"
+uint8 u8lcma(uint8* in,int size)
+{
+    long long int lcm_temp;
+    if(size==1)
+    {
+    lcm_temp=*in;
+    }
+    else
+    {
+    
+    int x1=*in;
+    int x2=*(in+1);
+    long long int max=(x1>x2)?x1:x2;
+    long long int i=max;
+    while(1)
+    {
+        if(i%x1==0 && i%x2==0)
+        {
+        lcm_temp=i;
+        break;
+        }
+        else
+        i+=max;
+    }
+    int j;
+    for(j=2;j<size;j++)
+    {
+    x1=lcm_temp;
+    x2=*(in+j);
+    max=(x1>x2)?x1:x2;
+    i=max;
+    while(1)
+    {
+        if(i%x1==0 && i%x2==0)
+        {
+        lcm_temp=i;
+        break;
+        }
+        else
+        i+=max;
+    }
+    }
+    
+    }
+  return lcm_temp;
+}
+
diff --git a/2.3-1/src/c/elementaryFunctions/includes/gcd.h b/2.3-1/src/c/elementaryFunctions/includes/gcd.h
new file mode 100644
index 00000000..179eea0e
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/gcd.h
@@ -0,0 +1,26 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+#ifndef __GCD_H__
+#define __GCD_H__
+#include "types.h"
+
+ #ifdef __cplusplus
+ extern "C"{
+ #endif
+
+uint8 u8gcda(uint8* in,int size);
+
+ #ifdef __cplusplus
+ } /* extern "C" */
+ #endif
+
+#endif /*__GCD_H__*/
diff --git a/2.3-1/src/c/elementaryFunctions/includes/int32.h b/2.3-1/src/c/elementaryFunctions/includes/int32.h
new file mode 100644
index 00000000..26b7bcbf
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/int32.h
@@ -0,0 +1,62 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#ifndef __INT32_H__
+#define __INT32_H__
+
+#include "dynlib_elementaryfunctions.h"
+#include "floatComplex.h"
+#include "doubleComplex.h"
+#include "types.h"
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+/*
+	int32(X) returns the signed int part of the double value
+*/
+
+EXTERN_ELEMFUNCT int32	sint32s(float in);
+
+EXTERN_ELEMFUNCT int32	dint32s(double in);
+
+EXTERN_ELEMFUNCT int32	u8int32s(uint8 in);
+
+EXTERN_ELEMFUNCT int32	i8int32s(int8 in);
+
+EXTERN_ELEMFUNCT int32	u16int32s(uint16 in);
+
+EXTERN_ELEMFUNCT int32	i16int32s(int16 in);
+
+EXTERN_ELEMFUNCT int32	u32int32s(uint32 in);
+
+EXTERN_ELEMFUNCT void	sint32a(float* in, int size, int32* out);
+
+EXTERN_ELEMFUNCT void	dint32a(double* in, int size, int32* out);
+
+EXTERN_ELEMFUNCT void	u8int32a(uint8* in, int size, int32* out);
+
+EXTERN_ELEMFUNCT void	i8int32a(int8* in, int size, int32* out);
+
+EXTERN_ELEMFUNCT void	u16int32a(uint16* in, int size, int32* out);
+
+EXTERN_ELEMFUNCT void	i16int32a(int16* in, int size, int32* out);
+
+EXTERN_ELEMFUNCT void	u32int32a(uint32* in, int size, int32* out);
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+
+#endif /* !__INT32_H__ */
+
diff --git a/2.3-1/src/c/elementaryFunctions/includes/isreal.h b/2.3-1/src/c/elementaryFunctions/includes/isreal.h
new file mode 100644
index 00000000..0183ebce
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/isreal.h
@@ -0,0 +1,30 @@
+/*
+ *  Scilab ( http://www.scilab.org/ ) - This file is part of Scilab
+ *  Copyright (C) 2007-2008 - INRIA - Bruno JOFRET
+ *
+ *  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
+ *
+ */
+
+#ifndef __ISREAL_H__
+#define __ISREAL_H__
+
+#include "types.h"
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+float sisreals(float a);
+
+double disreals(double a);
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+#endif
diff --git a/2.3-1/src/c/elementaryFunctions/includes/lcm.h b/2.3-1/src/c/elementaryFunctions/includes/lcm.h
new file mode 100644
index 00000000..3a3e66fb
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/lcm.h
@@ -0,0 +1,27 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+#ifndef __LCM_H__
+#define __LCM_H__
+#include "types.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+uint8 u8lcma(uint8* in,int size);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /*__LCM_H__*/
+
diff --git a/2.3-1/src/c/elementaryFunctions/includes/linspace.h b/2.3-1/src/c/elementaryFunctions/includes/linspace.h
index 92fe10e5..62d45015 100644
--- a/2.3-1/src/c/elementaryFunctions/includes/linspace.h
+++ b/2.3-1/src/c/elementaryFunctions/includes/linspace.h
@@ -21,8 +21,11 @@ extern "C" {
 
 EXTERN_ELEMFUNCT void  dlinspaces(double low_limit,double up_limit,double range_num, double* out);
 
+EXTERN_ELEMFUNCT void  slinspaces(float low_limit,float up_limit,float range_num, float* out);
+
 EXTERN_ELEMFUNCT void  dlinspacea(double *low_limit,int row,double *up_limit,double range_num, double* out);
 
+EXTERN_ELEMFUNCT void  slinspacea(float *low_limit,int row,float *up_limit,float range_num, float* out);
 
 
 
diff --git a/2.3-1/src/c/elementaryFunctions/includes/nextpow2.h b/2.3-1/src/c/elementaryFunctions/includes/nextpow2.h
new file mode 100644
index 00000000..c86bea01
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/nextpow2.h
@@ -0,0 +1,28 @@
+/* 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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+
+#ifndef __NEXTPOW2_H__
+#define __NEXTPOW2_H__
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+
+void dnextpow2a(double *in,int size,double *out);
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+#endif
+
diff --git a/2.3-1/src/c/elementaryFunctions/includes/sec.h b/2.3-1/src/c/elementaryFunctions/includes/sec.h
index 96061583..a04c5f73 100644
--- a/2.3-1/src/c/elementaryFunctions/includes/sec.h
+++ b/2.3-1/src/c/elementaryFunctions/includes/sec.h
@@ -14,7 +14,7 @@
 #include "dynlib_elementaryfunctions.h"
 #include "floatComplex.h"
 #include "doubleComplex.h"
-#include <complex.h>
+//#include <complex.h>
 #include "types.h"
 
  #ifdef  __cplusplus
diff --git a/2.3-1/src/c/elementaryFunctions/includes/sinc.h b/2.3-1/src/c/elementaryFunctions/includes/sinc.h
new file mode 100644
index 00000000..8bc98d28
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/sinc.h
@@ -0,0 +1,29 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+
+#ifndef __SINC_H__
+#define __SINC_H__
+#include "types.h"
+#include "doubleComplex.h"
+
+#ifdef __cplusplus
+extern "C" {
+#endif
+
+void dsinca(double* sample,int size,double* oup);
+void zsinca(doubleComplex* sample,int size,doubleComplex* oup);
+
+#ifdef __cplusplus
+} /* extern "C" */
+#endif
+
+#endif /* __SINC_H__ */ 
diff --git a/2.3-1/src/c/elementaryFunctions/includes/uint32.h b/2.3-1/src/c/elementaryFunctions/includes/uint32.h
new file mode 100644
index 00000000..b90247bc
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/includes/uint32.h
@@ -0,0 +1,62 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#ifndef __UINT32_H__
+#define __UINT32_H__
+
+#include "dynlib_elementaryfunctions.h"
+#include "floatComplex.h"
+#include "doubleComplex.h"
+#include "types.h"
+
+#ifdef  __cplusplus
+extern "C" {
+#endif
+/*
+	uint32(X) returns the unsigned int part of the double value
+*/
+
+EXTERN_ELEMFUNCT uint32	suint32s(float in);
+
+EXTERN_ELEMFUNCT uint32	duint32s(double in);
+
+EXTERN_ELEMFUNCT uint32	u8uint32s(uint8 in);
+
+EXTERN_ELEMFUNCT uint32	i8uint32s(int8 in);
+
+EXTERN_ELEMFUNCT uint32 u16uint32s(uint16 in);
+
+EXTERN_ELEMFUNCT uint32	i16uint32s(int16 in);
+
+EXTERN_ELEMFUNCT uint32 i32uint32s(int32 in);
+
+EXTERN_ELEMFUNCT void	suint32a(float* in, int size, uint32* out);
+
+EXTERN_ELEMFUNCT void	duint32a(double* in, int size, uint32* out);
+
+EXTERN_ELEMFUNCT void	u8uint32a(uint8* in, int size, uint32* out);
+
+EXTERN_ELEMFUNCT void	i8uint32a(int8* in, int size, uint32* out);
+
+EXTERN_ELEMFUNCT void	u16uint32a(uint16* in, int size, uint32* out);
+
+EXTERN_ELEMFUNCT void	i16uint32a(int16* in, int size, uint32* out);
+
+EXTERN_ELEMFUNCT void	i32uint32a(int32* in, int size, uint32* out);
+
+#ifdef  __cplusplus
+} /* extern "C" */
+#endif
+
+
+#endif /* !__UINT32_H__ */
+
diff --git a/2.3-1/src/c/elementaryFunctions/int32/dint32a.c b/2.3-1/src/c/elementaryFunctions/int32/dint32a.c
new file mode 100644
index 00000000..f8b4b662
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/dint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+void dint32a(double* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = dint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/dint32s.c b/2.3-1/src/c/elementaryFunctions/int32/dint32s.c
new file mode 100644
index 00000000..19366ef0
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/dint32s.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+ 
+
+#include "int32.h"
+
+int32 dint32s(double x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/i16int32a.c b/2.3-1/src/c/elementaryFunctions/int32/i16int32a.c
new file mode 100644
index 00000000..e970deb2
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/i16int32a.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+#include "int32.h"
+
+void i16int32a(int16* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = i16int32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/i16int32s.c b/2.3-1/src/c/elementaryFunctions/int32/i16int32s.c
new file mode 100644
index 00000000..ad079930
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/i16int32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+int32 i16int32s(int16 x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/i8int32a.c b/2.3-1/src/c/elementaryFunctions/int32/i8int32a.c
new file mode 100644
index 00000000..d046ba19
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/i8int32a.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+#include "int32.h"
+
+void i8int32a(int8* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = i8int32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/i8int32s.c b/2.3-1/src/c/elementaryFunctions/int32/i8int32s.c
new file mode 100644
index 00000000..c126662c
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/i8int32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+int32 i8int32s(int8 x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/sint32a.c b/2.3-1/src/c/elementaryFunctions/int32/sint32a.c
new file mode 100644
index 00000000..14dbefec
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/sint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+void sint32a(float* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = sint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/sint32s.c b/2.3-1/src/c/elementaryFunctions/int32/sint32s.c
new file mode 100644
index 00000000..8a4f8e7e
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/sint32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+int32 sint32s(float x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/u16int32a.c b/2.3-1/src/c/elementaryFunctions/int32/u16int32a.c
new file mode 100644
index 00000000..eaf90fda
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/u16int32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+void u16int32a(uint16* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = u16int32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/u16int32s.c b/2.3-1/src/c/elementaryFunctions/int32/u16int32s.c
new file mode 100644
index 00000000..be3909a2
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/u16int32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+int32 u16int32s(uint16 x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/u32int32a.c b/2.3-1/src/c/elementaryFunctions/int32/u32int32a.c
new file mode 100644
index 00000000..a135d12a
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/u32int32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+void u32int32a(uint32* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = u32int32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/u32int32s.c b/2.3-1/src/c/elementaryFunctions/int32/u32int32s.c
new file mode 100644
index 00000000..ee5a16aa
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/u32int32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+int32 u32int32s(uint32 x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/u8int32a.c b/2.3-1/src/c/elementaryFunctions/int32/u8int32a.c
new file mode 100644
index 00000000..1361feab
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/u8int32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+void u8int32a(uint8* x, int size, int32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = u8int32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/int32/u8int32s.c b/2.3-1/src/c/elementaryFunctions/int32/u8int32s.c
new file mode 100644
index 00000000..c3b06903
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/int32/u8int32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "int32.h"
+
+int32 u8int32s(uint8 x) {
+	return (int32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_gcd.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_gcd.h
new file mode 100644
index 00000000..f3e117c5
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_gcd.h
@@ -0,0 +1,25 @@
+ /* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+#ifndef __INT_GCD_H__
+#define __INT_GCD_H__
+
+ #ifdef __cplusplus
+ extern "C" {
+ #endif
+
+#define u82gcdu80(in,size) u8gcda(in,size[1])
+
+ #ifdef __cplusplus
+ } /* extern "C" */
+ #endif
+
+#endif /*__INT_GCD_H__*/
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_int32.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_int32.h
new file mode 100644
index 00000000..5da9bd25
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_int32.h
@@ -0,0 +1,46 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/* THIS IS AN AUTOMATICALLY GENERATED FILE : DO NOT EDIT BY HAND. */
+
+#ifndef __INT_INT32_H__
+#define __INT_INT32_H__
+
+#define s0int32i320(in)			sint32s(in)
+
+#define d0int32i320(in)			dint32s(in)
+
+#define u80int32i320(in)		u8int32s(in)
+
+#define i80int32i320(in)		i8int32s(in)
+
+#define u160int32i320(in)		u16int32s(in)
+
+#define i160int32i320(in)		i16int32s(in)
+
+#define u320int32i320(in)		u32int32s(in)
+
+#define s2int32i322(in,size,out)	sint32a(in, size[0]*size[1], out)
+
+#define d2int32i322(in,size,out)	dint32a(in, size[0]*size[1], out)
+
+#define u82int32i322(in,size,out)	u8int32a(in, size[0]*size[1], out)
+
+#define i82int32i322(in,size,out)	i8int32a(in, size[0]*size[1], out)
+
+#define u162int32i322(in,size,out)	u16int32a(in, size[0]*size[1], out)
+
+#define i162int32i322(in,size,out)	i16int32a(in, size[0]*size[1], out)
+
+#define u322int32i322(in,size,out)	u32int32a(in, size[0]*size[1], out)
+
+#endif /* !__INT_INT32_H__ */
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_isreal.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_isreal.h
new file mode 100644
index 00000000..cebbf6db
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_isreal.h
@@ -0,0 +1,22 @@
+/* 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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+
+
+#ifndef __INT_ISREAL_H__
+#define __INT_ISREAL_H__
+
+#define s0isreals0(in)			sisreals(in)
+
+#define d0isreald0(in)                  disreals(in)
+
+#endif
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_lcm.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_lcm.h
new file mode 100644
index 00000000..2ef1a081
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_lcm.h
@@ -0,0 +1,27 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+
+
+
+#ifndef __INT_LCM_H__
+#define __INT_LCM_H__
+ #ifdef __cplusplus
+ extern "C" {
+ #endif
+
+#define u82lcmu80(in,size) u8lcma(in,size[1])
+
+ #ifdef __cplusplus
+ } /* extern "C" */
+ #endif
+
+#endif /* !__INT_LCM_H__ */
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_linspace.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_linspace.h
index f8af947a..15ea2696 100644
--- a/2.3-1/src/c/elementaryFunctions/interfaces/int_linspace.h
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_linspace.h
@@ -15,6 +15,10 @@
 
 #define d0d0d0linspaced2(in1,in2,in3,out) dlinspaces(in1,in2,in3,out)
 
+#define s0s0s0linspaces2(in1,in2,in3,out) slinspaces(in1,in2,in3,out)
+
 #define d2d2d0linspaced2(in1,size1,in2,size2,in3,out) dlinspacea(in1,size1[0],in2,in3,out)
 
+#define s2s2s0linspaces2(in1,size1,in2,size2,in3,out) slinspacea(in1,size1[0],in2,in3,out)
+
 #endif 
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_nextpow2.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_nextpow2.h
new file mode 100644
index 00000000..6ae4747b
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_nextpow2.h
@@ -0,0 +1,26 @@
+/* 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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+/* THIS IS AN AUTOMATICALLY GENERATED FILE : DO NOT EDIT BY HAND. */
+
+
+#ifndef __INT_NEXTPOW2_H__
+#define __INT_NEXTPOW2_H__
+
+
+#include "nextpow2.h"
+
+#define d0nextpow2d0(in,size,out)		dnextpow2a(in,size[0]*size[1],out)
+
+#define d2nextpow2d2(in,size,out)		dnextpow2a(in,size[0]*size[1],out)
+
+#endif
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_sinc.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_sinc.h
new file mode 100644
index 00000000..35a519db
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_sinc.h
@@ -0,0 +1,19 @@
+/* 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: Ankit Raj
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+ */
+
+#ifndef __INT_SINC_H__
+#define __INT_SINC_H__
+
+#define d2sincd2(sample,size,oup) dsinca(sample,size[1],oup)
+#define z2sincz2(sample,size,oup) zsinca(sample,size[1],oup)
+
+#endif /* !__INT_SINC_H__! */
diff --git a/2.3-1/src/c/elementaryFunctions/interfaces/int_uint32.h b/2.3-1/src/c/elementaryFunctions/interfaces/int_uint32.h
new file mode 100644
index 00000000..7c9353b3
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/interfaces/int_uint32.h
@@ -0,0 +1,44 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh 
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#ifndef __INT_UINT32_H__
+#define __INT_UINT32_H__
+
+#define s0uint32u320(in)			suint32s(in)
+
+#define d0uint32u320(in)			duint32s(in)
+
+#define u80uint32u320(in)			u8uint32s(in)
+
+#define i80uint32u320(in)			i8uint32s(in)
+
+#define u160uint32u320(in)	    	u16uint32s(in)
+
+#define i160uint32u320(in)			i16uint32s(in)
+
+#define i320uint32u320(in)			i32uint32s(in)
+
+#define s2uint32u322(in,size,out)		suint32a(in, size[0]*size[1], out)
+
+#define d2uint32u322(in,size,out)		duint32a(in, size[0]*size[1], out)
+
+#define u82uint32u322(in,size,out)		u8uint32a(in, size[0]*size[1], out)
+
+#define i82uint32u322(in,size,out)		i8int32a(in, size[0]*size[1], out)
+
+#define u162uint32u322(in,size,out)	    u16uint32a(in, size[0]*size[1], out)
+
+#define i162uint32u322(in,size,out)		i16uint32a(in, size[0]*size[1], out)
+
+#define i322uint32u322(in,size,out)		i32uint32a(in, size[0]*size[1], out)
+
+#endif /* !__INT_UINT32_H__ */
diff --git a/2.3-1/src/c/elementaryFunctions/isreal/disreals.c b/2.3-1/src/c/elementaryFunctions/isreal/disreals.c
new file mode 100644
index 00000000..8c7c8201
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/isreal/disreals.c
@@ -0,0 +1,17 @@
+/* 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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "isreal.h"
+
+double disreals(double a){
+	return 1;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/isreal/sisreals.c b/2.3-1/src/c/elementaryFunctions/isreal/sisreals.c
new file mode 100644
index 00000000..4b93c02c
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/isreal/sisreals.c
@@ -0,0 +1,17 @@
+/* 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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "isreal.h"
+
+float sisreals(float a){
+	return 1;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/linspace/slinspacea.c b/2.3-1/src/c/elementaryFunctions/linspace/slinspacea.c
new file mode 100644
index 00000000..38af3942
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/linspace/slinspacea.c
@@ -0,0 +1,49 @@
+/* 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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+#include <stdlib.h>
+#include "linspace.h"
+
+void slinspacea(float *low_limit,int _row,float *up_limit,float range_num,float *out)
+{
+   int i,j,k;
+   float temp;
+   float *step_iterate;  /* for each row the spacing between two values is different.*/
+   step_iterate = (float*) malloc((float)_row*sizeof(float));
+   for(i=0;i<_row;i++)
+   {
+    
+     step_iterate[i] = (up_limit[i]-low_limit[i])/(range_num-1);
+     
+   }
+   for(j=0;j < _row;j++)
+   {
+     out[j] = low_limit[j];  /* For every row first element is the first value of low_limit array*/
+     temp = low_limit[j];
+     for(k=1;k < (float)range_num;k++ )
+      {
+          out[(_row*k)+j] = temp + step_iterate[j];  /* Output matrix positions for 3 X 5 matrix are [0 3 6 9 12;1 4 7 10 13;2 5 8 11 14] so (_row*k)+j) used*/
+          temp = out[(_row*k)+j];
+          if(k == (float)range_num-1 )
+         {
+            out[(_row*k)+j] = (float)up_limit[j];  /* Last value of output is equal to first value of up_limit array*/
+         }  
+
+      }
+     
+ 
+   }
+   
+   
+     
+
+}
+
diff --git a/2.3-1/src/c/elementaryFunctions/linspace/slinspaces.c b/2.3-1/src/c/elementaryFunctions/linspace/slinspaces.c
new file mode 100644
index 00000000..2404f4de
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/linspace/slinspaces.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: Ukasha Noor
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "linspace.h"
+void slinspaces(float low_limit,float up_limit,float range_num,float *out)
+{
+   int j;
+   float temp = low_limit;
+   float step_iterate = (up_limit-low_limit)/(range_num-1);
+   out[0] = low_limit;   /*First value of output is equal to low_limit value*/
+   for(j=1; j<(float)range_num; j++) 
+   { 
+     out[j] = temp + step_iterate;
+     temp = out[j];
+     if(j == (float)range_num-1 )
+     {
+         out[j] = (float)up_limit;  /* Last value of output is equal to up_limit value*/
+     }
+   }
+   
+         
+
+}
+
diff --git a/2.3-1/src/c/elementaryFunctions/nextpow2/dnextpow2a.c b/2.3-1/src/c/elementaryFunctions/nextpow2/dnextpow2a.c
new file mode 100644
index 00000000..46f7eb80
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/nextpow2/dnextpow2a.c
@@ -0,0 +1,30 @@
+/* Copyright (C) 2017 - 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
+ Organization: FOSSEE, IIT Bombay
+ Author: Ukasha Noor
+ Email: toolbox@scilab.in
+*/
+
+#include "nextpow2.h"
+#include <math.h>
+
+void dnextpow2a(double *in,int size,double *out)
+{
+	int i,j,s;
+	double k;
+	i=2;
+	for(s=0;s<size;s++)
+	{
+		j=-1;
+		do{
+			j++;	
+			k=pow(i,j);
+		}while(in[s]>k);
+		out[s]=j;
+	}
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/duint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/duint32a.c
new file mode 100644
index 00000000..7cd0ea3e
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/duint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "uint32.h"
+
+void duint32a(double* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = duint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/duint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/duint32s.c
new file mode 100644
index 00000000..f507305a
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/duint32s.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+ 
+
+#include "uint32.h"
+
+uint32 duint32s(double x) {
+	return (uint32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/i16uint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/i16uint32a.c
new file mode 100644
index 00000000..84d0fa02
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/i16uint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "uint32.h"
+
+void i16uint32a(int16* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = i16uint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/i16uint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/i16uint32s.c
new file mode 100644
index 00000000..7d9ccef7
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/i16uint32s.c
@@ -0,0 +1,18 @@
+/* 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 "uint32.h"
+
+uint32 i16uint32s(int16 x) {
+	return (uint32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/i32uint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/i32uint32a.c
new file mode 100644
index 00000000..415711ed
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/i32uint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "uint32.h"
+
+void i32uint32a(int32* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = i32uint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/i32uint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/i32uint32s.c
new file mode 100644
index 00000000..63442f24
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/i32uint32s.c
@@ -0,0 +1,18 @@
+/* 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 "uint32.h"
+
+uint32 i32uint32s(int32 x) {
+	return (uint32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/i8uint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/i8uint32a.c
new file mode 100644
index 00000000..0dca1b5b
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/i8uint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "uint32.h"
+
+void i8uint32a(int8* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = i8uint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/i8uint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/i8uint32s.c
new file mode 100644
index 00000000..46c0ecb5
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/i8uint32s.c
@@ -0,0 +1,17 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/ 
+
+#include "uint32.h"
+
+uint32 i8uint32s(int8 x) {
+	return (uint32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/suint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/suint32a.c
new file mode 100644
index 00000000..2478c021
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/suint32a.c
@@ -0,0 +1,19 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+
+#include "uint32.h"
+
+void suint32a(float* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = suint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/suint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/suint32s.c
new file mode 100644
index 00000000..3578b428
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/suint32s.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+
+#include "uint32.h"
+
+uint32 suint32s(float x) {
+	return (uint32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/u16uint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/u16uint32a.c
new file mode 100644
index 00000000..177bae24
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/u16uint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "uint32.h"
+
+void u16uint32a(uint16* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = u16uint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/u16uint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/u16uint32s.c
new file mode 100644
index 00000000..df258b26
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/u16uint32s.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+
+#include "uint32.h"
+
+uint32 u16uint32s(uint16 x) {
+	return (uint32) x;
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/u8uint32a.c b/2.3-1/src/c/elementaryFunctions/uint32/u8uint32a.c
new file mode 100644
index 00000000..a89541b1
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/u8uint32a.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+#include "uint32.h"
+
+void u8uint32a(uint8* x, int size, uint32* out) {
+	int i = 0;
+	for (i=0;i<size;i++) out[i] = u8uint32s(x[i]);
+}
diff --git a/2.3-1/src/c/elementaryFunctions/uint32/u8uint32s.c b/2.3-1/src/c/elementaryFunctions/uint32/u8uint32s.c
new file mode 100644
index 00000000..ac48fe27
--- /dev/null
+++ b/2.3-1/src/c/elementaryFunctions/uint32/u8uint32s.c
@@ -0,0 +1,18 @@
+/* Copyright (C) 2017 - 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, Jorawar Singh
+ Organization: FOSSEE, IIT Bombay
+ Email: toolbox@scilab.in
+*/
+
+
+#include "uint32.h"
+
+uint32 u8uint32s(uint8 x) {
+	return (uint32) x;
+}