initial commit / add all books

1 files changed, 27 insertions, 0 deletions

diff --git a/758/CH6/EX6.1/Ex_6_1.sce b/758/CH6/EX6.1/Ex_6_1.sce
new file mode 100755
index 000000000..653fb1c54
--- /dev/null
+++ b/758/CH6/EX6.1/Ex_6_1.sce
@@ -0,0 +1,27 @@
+//Example 6.1

+clc;clear;close;

+x1=[1 1 2 2];

+x2=[1 2 3 4];

+ylength=length(x1);

+//Calculation of linear convolution

+z=convol(x1,x2);

+//Calculation of circular convolution

+for n=1:ylength

+    y(n)=0;

+    for k=1:ylength,

+        l=n-k+1;

+        if l <= 0 then

+            l=l+ylength;

+        end

+     y(n)=y(n)+(x1(k)*x2(l));

+     end

+end

+//Calculation of circular convolution using DFT and IDFT

+X1=dft(x1,-1);

+X2=dft(x2,-1);

+Y1=X1.*X2;

+y1=dft(Y1,1);

+y1=clean(y1);

+disp(z,'Linear Convolution sequence is z(n): ');

+disp(y,'Circular Convolution sequence is y(n): ');

+disp(y1,'Circular Convolution sequence calculated using DFT-IDFT method is y(n): ');
\ No newline at end of file