From b1f5c3f8d6671b4331cef1dcebdf63b7a43a3a2b Mon Sep 17 00:00:00 2001
From: priyanka
Date: Wed, 24 Jun 2015 15:03:17 +0530
Subject: initial commit / add all books

---
 2303/CH4/EX4.4/4_4.sce | 19 +++++++++++++++++++
 1 file changed, 19 insertions(+)
 create mode 100755 2303/CH4/EX4.4/4_4.sce

(limited to '2303/CH4/EX4.4')

diff --git a/2303/CH4/EX4.4/4_4.sce b/2303/CH4/EX4.4/4_4.sce
new file mode 100755
index 000000000..a221be391
--- /dev/null
+++ b/2303/CH4/EX4.4/4_4.sce
@@ -0,0 +1,19 @@
+//Example 4.4
+//MAXIMA SCILAB TOOLBOX REQUIRED FOR THIS PROGRAM
+
+clear;
+clc ;
+close ;
+syms n z a;
+
+f1=a^n;
+F1= symsum (f1*(z^(-n)),n ,0, %inf );
+
+f2=-a^n;
+F2= symsum (f2*(z^(-n)),n ,-%inf, 1 );
+//Display the result in command window
+disp (F1,"Z-transform of a^n for n>=0 is:");
+disp('ROC is the Region mod(z) > a');
+
+disp (F2,"Z-transform of -a^n for n>=0 is:");
+disp('ROC is the Region mod(z) < a');
-- 
cgit