initial commit / add all books

1 files changed, 20 insertions, 0 deletions

diff --git a/2279/CH4/EX4.1/eg_4_1.sce b/2279/CH4/EX4.1/eg_4_1.sce
new file mode 100755
index 000000000..16df5cecc
--- /dev/null
+++ b/2279/CH4/EX4.1/eg_4_1.sce
@@ -0,0 +1,20 @@
+//Example 4.1

+//Convolution sum of x[n] and h[n]

+clc

+clear

+n=[0 1 2];

+n1=0:4;

+x=[0.5 0.5 0.5];

+h=[3 2 1];

+y=convol(h,x)

+disp("Convolution of x[n] and h[n] is...")

+disp(y)

+subplot(3,1,1)

+xtitle("","....................n","x[n]");

+plot2d3('gnn',n,x,5);

+subplot(3,1,2)

+xtitle("","....................n","h[n]");

+plot2d3('gnn',n,h,5);

+subplot(3,1,3)

+xtitle("",".............................n","y[n]");

+plot2d3('gnn',n1,y,5);