1 files changed, 14 insertions, 0 deletions
diff --git a/62/CH1/EX1.9/ex_1_9.sce b/62/CH1/EX1.9/ex_1_9.sce
new file mode 100755
index 000000000..15fbe2d95
--- /dev/null
+++ b/62/CH1/EX1.9/ex_1_9.sce
@@ -0,0 +1,14 @@
+//ex_9 to show that e^iwt is periodic with T=2*pi/W0
+clear;
+clc;
+close;
+t=0:1/100:10;
+w0=1;
+T=2*%pi/w0;
+x=exp(%i*w0*t);
+y=exp(%i*w0*(t+T));
+if ceil(x)==ceil(y) then
+    disp('e^iwt is periodic with T=2*pi/W0')
+else
+    disp('nonperiodic')
+end
+\ No newline at end of file