initial commit / add all books

3 files changed, 40 insertions, 0 deletions

diff --git a/62/CH2/EX2.8/ex_2_8.sce b/62/CH2/EX2.8/ex_2_8.sce
new file mode 100755
index 000000000..17b6f4c74
--- /dev/null
+++ b/62/CH2/EX2.8/ex_2_8.sce
@@ -0,0 +1,40 @@
+//Example 2.8:Convolution Integral 

+clear;

+close;

+clc;

+t =-4*10:1/100:4*10;

+t2=-4:1/100:0;

+for i=1:length(t2)

+    if t2(i)<-2  then

+        x(i)=1;

+     else

+        x(i)=0;

+    end

+end

+fac=ceil(length(t)/length(t2));

+s=[];

+for i=1:fac;

+   s=[s ;x];

+end

+y = convol(s,s)./2000;

+figure

+a=gca();

+a.x_location="origin";

+a.y_location="origin";

+b=find(t==8);

+c=find(t==-8);

+plot2d(t(c:b),s(c:b)) 

+xtitle('Input Response','t','x(t)');

+a.children.children.thickness = 3;

+a.children.children.foreground= 2;

+figure

+a=gca();

+t1=-8*10:1/100:8*10;

+a.y_location="origin";

+a.x_location="origin";

+b=find(t1==8);

+c=find(t1==-8);

+plot2d(t1(c:b),y(c:b)) 

+xtitle('Output Response','t','y(t)');

+a.children.children.thickness = 3;

+a.children.children.foreground= 2;
\ No newline at end of file
diff --git a/62/CH2/EX2.8/ex_2_8_1.png b/62/CH2/EX2.8/ex_2_8_1.png
new file mode 100755
index 000000000..c0a641711
--- /dev/null
+++ b/62/CH2/EX2.8/ex_2_8_1.png
diff --git a/62/CH2/EX2.8/ex_2_8_2.png b/62/CH2/EX2.8/ex_2_8_2.png
new file mode 100755
index 000000000..7b3d64a0b
--- /dev/null
+++ b/62/CH2/EX2.8/ex_2_8_2.png