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

---
 22/CH4/EX4.1/ch4ex1.jpg | Bin 0 -> 15997 bytes
 22/CH4/EX4.1/ch4ex1.sce |  10 ++++++++++
 2 files changed, 10 insertions(+)
 create mode 100755 22/CH4/EX4.1/ch4ex1.jpg
 create mode 100755 22/CH4/EX4.1/ch4ex1.sce

(limited to '22/CH4/EX4.1')

diff --git a/22/CH4/EX4.1/ch4ex1.jpg b/22/CH4/EX4.1/ch4ex1.jpg
new file mode 100755
index 000000000..2c6460fb1
Binary files /dev/null and b/22/CH4/EX4.1/ch4ex1.jpg differ
diff --git a/22/CH4/EX4.1/ch4ex1.sce b/22/CH4/EX4.1/ch4ex1.sce
new file mode 100755
index 000000000..5198eeaac
--- /dev/null
+++ b/22/CH4/EX4.1/ch4ex1.sce
@@ -0,0 +1,10 @@
+//signals and systems
+//Laplace Transform x(t) = exp(-at).u(t) for t negative and positive
+syms t s;
+a = 3;
+y =laplace('%e^(-a*t)',t,s);
+t1=0:0.001:10;
+plot2d(t1,exp(-a*t1));
+disp(y)
+y1 = laplace('%e^(a*-t)',t,s);
+disp(y1)
-- 
cgit