NEW FEATURES AND NEW FUNCTIONS

32 files changed, 483 insertions, 0 deletions

diff --git a/demos/Brijesh_Demos/test_addition.sci b/demos/Brijesh_Demos/test_addition.sci
new file mode 100644
index 00000000..f70f0aff
--- /dev/null
+++ b/demos/Brijesh_Demos/test_addition.sci
@@ -0,0 +1,8 @@
+function test_addition()
+    a = 1;
+    b = 2;
+    d = float(b);
+    e = float(a)
+    c = e+d;
+    disp(c);
+endfunction
diff --git a/demos/Brijesh_Demos/test_besseli.sci b/demos/Brijesh_Demos/test_besseli.sci
new file mode 100644
index 00000000..c08142fd
--- /dev/null
+++ b/demos/Brijesh_Demos/test_besseli.sci
@@ -0,0 +1,12 @@
+function test_besseli
+	disp('Datatype: Double');
+	i1 = [1 2 3 4 5];
+	i2 = [6 7 8 9 10];
+	o1 = besseli(i1,i2);
+	disp(o1);
+	disp('Datatype: float');
+	i3 = float([1 2 3 4 5]);
+	i4 = float([6 7 8 9 10]);
+	o2 = besseli(i3,i4);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_besselj.sci b/demos/Brijesh_Demos/test_besselj.sci
new file mode 100644
index 00000000..a9b92ed1
--- /dev/null
+++ b/demos/Brijesh_Demos/test_besselj.sci
@@ -0,0 +1,12 @@
+function test_besselj
+	disp('Datatype: Double');
+	i1 = [1 2 3 4 5];
+	i2 = [6 7 8 9 10];
+	o1 = besselj(i1,i2);
+	disp(o1);
+	disp('Datatype: float');
+	i3 = float([1 2 3 4 5]);
+	i4 = float([6 7 8 9 10]);
+	o2 = besselj(i3,i4);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_besselk.sci b/demos/Brijesh_Demos/test_besselk.sci
new file mode 100644
index 00000000..7beface2
--- /dev/null
+++ b/demos/Brijesh_Demos/test_besselk.sci
@@ -0,0 +1,12 @@
+function test_besselk
+	disp('Datatype: Double');
+	i1 = [1 2 3 4 5];
+	i2 = [6 7 8 9 10];
+	o1 = besselk(i1,i2);
+	disp(o1);
+	disp('Datatype: float');
+	i3 = float([1 2 3 4 5]);
+	i4 = float([6 7 8 9 10]);
+	o2 = besselk(i3,i4);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_bessely.sci b/demos/Brijesh_Demos/test_bessely.sci
new file mode 100644
index 00000000..e4801690
--- /dev/null
+++ b/demos/Brijesh_Demos/test_bessely.sci
@@ -0,0 +1,12 @@
+function test_bessely
+	disp('Datatype: Double');
+	i1 = [1 2 3 4 5];
+	i2 = [6 7 8 9 10];
+	o1 = bessely(i1,i2);
+	disp(o1);
+	disp('Datatype: float');
+	i3 = float([1 2 3 4 5]);
+	i4 = float([6 7 8 9 10]);
+	o2 = bessely(i3,i4);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_beta.sci b/demos/Brijesh_Demos/test_beta.sci
new file mode 100644
index 00000000..a5465a77
--- /dev/null
+++ b/demos/Brijesh_Demos/test_beta.sci
@@ -0,0 +1,12 @@
+function test_beta
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	i2 = [7 8 9; 10 11 12];
+	o1 = beta(i1,i2);
+	disp(o1);
+	disp('Datatype: float');
+	i3 = float([1 2 3; 4 5 6]);
+	i4 = float([7 8 9; 10 11 12]);
+	o2 = beta(i3,i4);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_calerf.sci b/demos/Brijesh_Demos/test_calerf.sci
new file mode 100644
index 00000000..b700c5dc
--- /dev/null
+++ b/demos/Brijesh_Demos/test_calerf.sci
@@ -0,0 +1,18 @@
+function test_calerf
+	disp('Datatype: Double');
+	i1 = [0.9 .754; .32 -.84];
+	o1 = calerf(i1,0);
+	disp(o1);
+	disp(" ");
+	o2 = calerf(i1,1);
+	disp(o2);
+	disp(" ");
+	o3 = calerf(i1,2);
+	disp(o3);
+	disp(" ");
+	disp('Datatype: float');
+	i2 = float([0.9 .754; .32 -.84]);
+	o4 = calerf(i2,2);
+	disp(o4);
+	disp(" ");
+endfunction
diff --git a/demos/Brijesh_Demos/test_center.sci b/demos/Brijesh_Demos/test_center.sci
new file mode 100644
index 00000000..92815800
--- /dev/null
+++ b/demos/Brijesh_Demos/test_center.sci
@@ -0,0 +1,14 @@
+function test_center
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	o1 = center(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 3; 4 5 6]);
+	o2 = center(i2);
+	disp(o2);
+	disp('Datatype: Double Complex');
+	i3 = [0 %i 3+%i; 4 5*%i 0];
+	o3 = center(i3);
+	disp(o3);
+endfunction
diff --git a/demos/Brijesh_Demos/test_correl.sci b/demos/Brijesh_Demos/test_correl.sci
new file mode 100644
index 00000000..80a09a0e
--- /dev/null
+++ b/demos/Brijesh_Demos/test_correl.sci
@@ -0,0 +1,32 @@
+function test_correl
+	disp('Datatype: Double');
+	i1 = [1 2 3 4 5 6];
+	i2 = [1 2 3 3 5 6];
+	o1 = correl(i1,i2);
+	disp(o1);
+	i3 = [1 2 3 4 5 6];
+	i4 = [1 2];
+	fre = [1 2 ;3 4; 5 6; 7 8; 9 1; 2 3];
+	o2 = correl(i3,i4,fre);
+	disp(o2);
+	disp('Datatype: float');
+	i5 = float([1 2 3 4 5 6]);
+	i6 = float([1 2 3 3 5 6]);
+	o3 = correl(i5,i6);
+	disp(o3);
+	i7 = float([1 2 3 4 5 6]);
+	i8 = float([1 2]);
+	ffre = float([1 2 ;3 4; 5 6; 7 8; 9 1; 2 3]);
+	o4 = correl(i7,i8,ffre);
+	disp(o4);
+	disp('Datatype: DoubleComplex');
+	i9 = [1 2 %i 4 6+6*%i 5];
+	i10 = [0 %i 1 4 8*%i 2];
+	o5 = correl(i9,i10);
+	disp(o5);
+	i11 = [1 2 %i 4 6+6*%i 5];
+	i12 = [1 %i];
+	zfre = [1 %i ;3 0; 5 6*%i; 7 8; 9 1; 2 3];
+	o6 = correl(i11,i12,zfre);
+	disp(o6);
+endfunction
diff --git a/demos/Brijesh_Demos/test_covar.sci b/demos/Brijesh_Demos/test_covar.sci
new file mode 100644
index 00000000..b1825328
--- /dev/null
+++ b/demos/Brijesh_Demos/test_covar.sci
@@ -0,0 +1,20 @@
+function test_covar
+	disp('Datatype: Double');
+	i3 = [1 2 3 4 5 6];
+	i4 = [1 2];
+	fre = [1 2 ;3 4; 5 6; 7 8; 9 1; 2 3];
+	o2 = covar(i3,i4,fre);
+	disp(o2);
+	disp('Datatype: float');
+	i7 = float([1 2 3 4 5 6]);
+	i8 = float([1 2]);
+	ffre = float([1 2 ;3 4; 5 6; 7 8; 9 1; 2 3]);
+	o4 = covar(i7,i8,ffre);
+	disp(o4);
+	disp('Datatype: DoubleComplex');
+	i11 = [1 2 %i 4 6+6*%i 5];
+	i12 = [1 %i];
+	zfre = [1 %i ;3 0; 5 6*%i; 7 8; 9 1; 2 3];
+	o6 = covar(i11,i12,zfre);
+	disp(o6);
+endfunction
diff --git a/demos/Brijesh_Demos/test_cross.sci b/demos/Brijesh_Demos/test_cross.sci
new file mode 100644
index 00000000..6c2224d6
--- /dev/null
+++ b/demos/Brijesh_Demos/test_cross.sci
@@ -0,0 +1,44 @@
+function test_cross
+	disp('Datatype: Double');
+	i1 = [1 2;3 4;5 6];
+	i2 = [7 8;9 10;11 12];
+	o1 = cross(i1,i2);
+	disp(o1);
+
+	disp('Datatype: DoubleComplex');
+	i3 = [1+1*%i 2+2*%i;3+3*%i 4+4*%i;5+5*%i 6+6*%i];
+	i4 = [7+7*%i 8+8*%i;9+9*%i 10+10*%i;11+11*%i 12+12*%i];
+	o2 = cross(i3,i4);
+	disp(o2);
+
+	disp('Float');	
+	i5 = float([1 2;3 4;5 6]);
+	i6 = float([7 8;9 10;11 12]);
+	o3 = cross(i5,i6);
+	disp(o3);
+
+	disp('Datatype: uint8');
+    	i7 = uint8([1 2;3 4;5 6]);
+    	i8 = uint8([7 8;9 10;11 12]);
+    	o4  = cross(i7,i8);
+    	disp(o4);
+
+	disp('Datatype: int8');
+    	i9 = int8([1 2;3 4;5 6]);
+    	i10 = int8([7 8;9 10;11 12]);
+    	o5  = cross(i9,i10);
+    	disp(o5);
+
+	disp('Datatype: uint16');
+    	i11 = uint16([1 2;3 4;5 6]);
+    	i12 = uint16([7 8;9 10;11 12]);
+    	o6  = cross(i11,i12);
+    	disp(o6);
+
+	disp('Datatype: int16');
+    	i13 = int8([1 2;3 4;5 6]);
+    	i14 = int8([7 8;9 10;11 12]);
+    	o7  = cross(i13,i14);
+    	disp(o7);
+
+endfunction
diff --git a/demos/Brijesh_Demos/test_erf.sci b/demos/Brijesh_Demos/test_erf.sci
new file mode 100644
index 00000000..5cebb253
--- /dev/null
+++ b/demos/Brijesh_Demos/test_erf.sci
@@ -0,0 +1,10 @@
+function test_erf
+	disp('Datatype: Double');
+	i1 = [1 2 .5; 7 .8 .9];
+	o1 = erf(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 .5; 7 .8 .9]);
+	o2 = erf(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_erfc.sci b/demos/Brijesh_Demos/test_erfc.sci
new file mode 100644
index 00000000..ac50e150
--- /dev/null
+++ b/demos/Brijesh_Demos/test_erfc.sci
@@ -0,0 +1,10 @@
+function test_erfc
+	disp('Datatype: Double');
+	i1 = [1 2 .5; 7 .8 .9];
+	o1 = erfc(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 .5; 7 .8 .9]);
+	o2 = erfc(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_erfcx.sci b/demos/Brijesh_Demos/test_erfcx.sci
new file mode 100644
index 00000000..a2a553c6
--- /dev/null
+++ b/demos/Brijesh_Demos/test_erfcx.sci
@@ -0,0 +1,10 @@
+function test_erfcx
+	disp('Datatype: Double');
+	i1 = [.75 .8 -.32];
+	o1 = erfcx(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 .5; 7 .8 .9]);
+	o2 = erfc(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_erfinv.sci b/demos/Brijesh_Demos/test_erfinv.sci
new file mode 100644
index 00000000..483d2903
--- /dev/null
+++ b/demos/Brijesh_Demos/test_erfinv.sci
@@ -0,0 +1,10 @@
+function test_erfinv
+	disp('Datatype: Double');
+	i1 = [12 0.6 -2 -0.75];
+	o1 = erfinv(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([5 0.35 -1 -.97 -6]);
+	o2 = erf(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_gamma.sci b/demos/Brijesh_Demos/test_gamma.sci
new file mode 100644
index 00000000..4ca5f021
--- /dev/null
+++ b/demos/Brijesh_Demos/test_gamma.sci
@@ -0,0 +1,10 @@
+function test_gamma
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	o1 = gamma(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 3; 4 5 6]);
+	o2 = gamma(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_gammaln.sci b/demos/Brijesh_Demos/test_gammaln.sci
new file mode 100644
index 00000000..a12a57bb
--- /dev/null
+++ b/demos/Brijesh_Demos/test_gammaln.sci
@@ -0,0 +1,10 @@
+function test_gammaln
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	o1 = gammaln(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 3; 4 5 6]);
+	o2 = gammaln(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_isequal.sci b/demos/Brijesh_Demos/test_isequal.sci
new file mode 100644
index 00000000..1531275d
--- /dev/null
+++ b/demos/Brijesh_Demos/test_isequal.sci
@@ -0,0 +1,25 @@
+function test_isequal
+	disp('Datatype: Double');
+	i1 = [1 2 3];
+	i2 = [1 2 3];
+	o1 = isequal(i1,i2);
+	disp(o1);
+
+	disp('Datatype: Float');
+	i3 = float([4 5 6]);
+	i4 = float([4 5 6]);
+	o2 = isequal(i3,i4);
+	disp(o2);
+
+	disp('Datatype: DoubleComplex');
+	i5 = [%i*3 %i*3 %i*3];
+	i6 = [%i*3 %i*3 %i*3];
+	o3 = isequal(i5,i6);
+	disp(o3);
+
+	disp('Datatype: uint16');
+	i7 = uint16([4 5 6]);
+	i8 = uint16([4 5 6]);
+	o4 = isequal(i7,i8);
+	disp(o4);
+endfunction
diff --git a/demos/Brijesh_Demos/test_isinf.sci b/demos/Brijesh_Demos/test_isinf.sci
new file mode 100644
index 00000000..59be9759
--- /dev/null
+++ b/demos/Brijesh_Demos/test_isinf.sci
@@ -0,0 +1,6 @@
+function test_isinf
+	disp('Datatype: Double');
+	i1 = %inf;
+	o1 = isinf(float(i1));
+	disp(o1);
+endfunction
diff --git a/demos/Brijesh_Demos/test_log2.sci b/demos/Brijesh_Demos/test_log2.sci
new file mode 100644
index 00000000..bd1288b2
--- /dev/null
+++ b/demos/Brijesh_Demos/test_log2.sci
@@ -0,0 +1,14 @@
+function test_log2
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	o1 = log2(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 3; 4 5 6]);
+	o2 = log2(i2);
+	disp(o2);
+	disp('Datatype: Double Complex');
+	i3 = [5*%i+6, 3; 1 %i];
+	o3 = log2(i3);
+	disp(o3);
+endfunction
diff --git a/demos/Brijesh_Demos/test_lu.sci b/demos/Brijesh_Demos/test_lu.sci
new file mode 100644
index 00000000..aa7c2013
--- /dev/null
+++ b/demos/Brijesh_Demos/test_lu.sci
@@ -0,0 +1,11 @@
+function test_lu
+	disp('Datatype: Double');
+	i1 = [1 2 ;3 4 ;5 6;3 4 ;5 6; 7 8];
+	[o1, o2] = lu(i1);
+	disp(o1);
+	disp(o2);
+	//disp('Datatype: float');
+	//i2 = float([1 2 3; 4 5 6]);
+	//o2 = gamma(i2);
+	//disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_moment.sci b/demos/Brijesh_Demos/test_moment.sci
new file mode 100644
index 00000000..35e0d7aa
--- /dev/null
+++ b/demos/Brijesh_Demos/test_moment.sci
@@ -0,0 +1,14 @@
+function test_moment
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	o1 = moment(i1,1,'r');
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 3; 4 5 6]);
+	o2 = moment(i2,1,'r');
+	disp(o2);
+	disp('Datatype: Double Complex');
+	i3 = [0 %i 3+4*%i;%i 5+%i 6+%i];
+	o3 = moment(i3,1,'r');
+	disp(o3);
+endfunction
diff --git a/demos/Brijesh_Demos/test_nanmean.sci b/demos/Brijesh_Demos/test_nanmean.sci
new file mode 100644
index 00000000..6009ad8a
--- /dev/null
+++ b/demos/Brijesh_Demos/test_nanmean.sci
@@ -0,0 +1,14 @@
+function test_nanmean
+	disp('Datatype: Double');
+	i1 = [1 %nan;3 4;5 %nan];
+	o1 = nanmean(i1,'r');
+	disp(o1);
+        disp('Datatype: Float');
+	i2 = float([1 %nan;3 4;5 %nan]);
+	o2 = nanmean(i2,'r');
+	disp(o2);
+	disp('Datatype: Double complex');
+	i3 = [1 %nan %i;3 4+1*%i %nan;5 %nan %i];
+	o3 = nanmean(i3,'c');
+	disp(o3);
+endfunction
diff --git a/demos/Brijesh_Demos/test_nanmin.sci b/demos/Brijesh_Demos/test_nanmin.sci
new file mode 100644
index 00000000..1665df3a
--- /dev/null
+++ b/demos/Brijesh_Demos/test_nanmin.sci
@@ -0,0 +1,11 @@
+function test_nanmin
+	disp('Datatype: Double');
+	i1 = [ 1 2 %nan; 3 %nan -4; %nan 5 6];
+	[o1, p1] = nanmin(i1);
+	disp(o1);
+	disp(p1);
+        //disp('Datatype: Float');
+	//i2 = float([1 %nan;3 4;5 %nan]);
+	//o2 = nanmean(i2,'r');
+	//disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_ndgrid.sci b/demos/Brijesh_Demos/test_ndgrid.sci
new file mode 100644
index 00000000..79f9a5d3
--- /dev/null
+++ b/demos/Brijesh_Demos/test_ndgrid.sci
@@ -0,0 +1,20 @@
+function test_ndgrid
+	disp('Datatype: Double');
+	i1 = linspace(-1,1,10);
+	i2 = linspace(-1,1,3);
+	[o1, o2] = ndgrid(i1,i2);
+	disp(o1);
+	disp(o2);
+	disp('Datatype: float');
+	i3 = linspace(-1,1,10);
+	i4 = linspace(-1,1,3);
+	[o3, o4] = ndgrid(float(i3),float(i4));
+	disp(o3);
+	disp(o4);
+	disp('Datatype: Double Complex');
+	i5 = [1 %i 3];
+	i6 = [%i 3+%i 5*%i 9 7 0];
+	[o5, o6] = ndgrid(i5,i6);
+	disp(o5);
+	disp(o6);
+endfunction
diff --git a/demos/Brijesh_Demos/test_range.sci b/demos/Brijesh_Demos/test_range.sci
new file mode 100644
index 00000000..beca7a1a
--- /dev/null
+++ b/demos/Brijesh_Demos/test_range.sci
@@ -0,0 +1,8 @@
+function test_range
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6; 7 8 9];
+	i2 = 4;
+	[o1, o2] = range(i1, i2);
+	disp(o1);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_scaling.sci b/demos/Brijesh_Demos/test_scaling.sci
new file mode 100644
index 00000000..19aa7f4c
--- /dev/null
+++ b/demos/Brijesh_Demos/test_scaling.sci
@@ -0,0 +1,15 @@
+function test_scaling
+	disp("Data Type: Double");
+	i1 = [1 2 3; 4 5 6];
+	i2 = [5 5];
+	o1 = scaling(i1, 10, i2);
+        disp(o1);
+	disp("Data Type: Float");
+	o2 = scaling(float(i1), 10, float(i2));
+        disp(o2);
+	disp("Data Type: Double Complex");
+	i3 = [1 2+%i %i*3; 4 0 6];
+	i4 = [5*%i 0];
+	o3 = scaling(i3, %i, i4);
+        disp(o3);
+endfunction
diff --git a/demos/Brijesh_Demos/test_sind.sci b/demos/Brijesh_Demos/test_sind.sci
new file mode 100644
index 00000000..7f391663
--- /dev/null
+++ b/demos/Brijesh_Demos/test_sind.sci
@@ -0,0 +1,10 @@
+function test_sind
+	disp('Datatype: Double');
+	i1 = [0 30 45; 60 80 120] ;
+	o1 = sind(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([0 30 45; 60 80 120]);
+	o2 = sind(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_tand.sci b/demos/Brijesh_Demos/test_tand.sci
new file mode 100644
index 00000000..3143a88a
--- /dev/null
+++ b/demos/Brijesh_Demos/test_tand.sci
@@ -0,0 +1,10 @@
+function test_tand
+	disp('Datatype: Double');
+	i1 = [0 30 45; 60 80 120] ;
+	o1 = tand(i1);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([0 30 45; 60 80 120]);
+	o2 = tand(i2);
+	disp(o2);
+endfunction
diff --git a/demos/Brijesh_Demos/test_toeplitz.sci b/demos/Brijesh_Demos/test_toeplitz.sci
new file mode 100644
index 00000000..4a52e7ba
--- /dev/null
+++ b/demos/Brijesh_Demos/test_toeplitz.sci
@@ -0,0 +1,50 @@
+function test_toeplitz()
+    disp('Datatype: Double');
+    ai = [1 2 3 4];
+    bi = [1 6 7 8];
+    as1 = toeplitz(ai,bi);
+    disp(as1);
+    
+    disp('Datatype: Float');
+    aid = float(ai);
+    bid = float(bi);
+    as2 = toeplitz(aid,bid);
+    disp(as2);
+       
+    disp('Datatype: uint8');
+    aiu8 = uint8(ai);
+    biu8 = uint8(bi);
+    as3  = toeplitz(aiu8,biu8);
+    disp(as3);
+     
+    disp('Datatype: int8');
+    ai8 = int8(ai);
+    bi8 = int8(bi);
+    as4= toeplitz(ai8,bi8);
+    disp(as4);
+    
+    disp('Datatype: uint16');
+    aiu16 = uint16(ai);
+    biu16 = uint16(bi);
+    as5 = toeplitz(aiu16,biu16);
+    disp(as5);
+    
+    disp('Datatype: int16');
+    ai16 = int16(ai);
+    bi16 = int16(bi);
+    as6 = toeplitz(ai16,bi16);
+    disp(as6);
+    
+    disp('Datatype: Double Complex');
+    adc = [1+%i*1 2+%i*2 3+%i*3 4+%i*4];
+    bdc = [1+%i*1 6+%i*6 7+%i*7 8+%i*8];
+    as7 = toeplitz(adc,bdc);
+    disp(as7);
+
+    disp('Datatype: Char');
+    aic = ['a' 'b' 'c' 'd'];
+    bic = ['a' 'x' 'y' 'z'];
+    as9 = toeplitz(aic,bic);
+    disp(as9);
+    
+endfunction
diff --git a/demos/Brijesh_Demos/test_wcenter.sci b/demos/Brijesh_Demos/test_wcenter.sci
new file mode 100644
index 00000000..921e9ee5
--- /dev/null
+++ b/demos/Brijesh_Demos/test_wcenter.sci
@@ -0,0 +1,14 @@
+function test_wcenter
+	disp('Datatype: Double');
+	i1 = [1 2 3; 4 5 6];
+	o1 = wcenter(i1,2);
+	disp(o1);
+	disp('Datatype: float');
+	i2 = float([1 2 3; 4 5 6]);
+	o2 = wcenter(i2,2);
+	disp(o2);
+	disp('Datatype: Double Complex');
+	i3 = [0 %i 3+%i; 4 5*%i 0];
+	o3 = wcenter(i3,2);
+	disp(o3);
+endfunction
diff --git a/demos/Brijesh_Demos/test_window.sci b/demos/Brijesh_Demos/test_window.sci
new file mode 100644
index 00000000..740d56b6
--- /dev/null
+++ b/demos/Brijesh_Demos/test_window.sci
@@ -0,0 +1,5 @@
+function test_window
+	disp('Datatype: Double');
+	o1 = window('hn', 10);
+	disp(o1);
+endfunction