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

---
 1332/CH20/EX20.1/20_1.pdf | Bin 0 -> 6226 bytes
 1332/CH20/EX20.1/20_1.sce |  19 +++++++++++++++++++
 2 files changed, 19 insertions(+)
 create mode 100755 1332/CH20/EX20.1/20_1.pdf
 create mode 100755 1332/CH20/EX20.1/20_1.sce

(limited to '1332/CH20/EX20.1')

diff --git a/1332/CH20/EX20.1/20_1.pdf b/1332/CH20/EX20.1/20_1.pdf
new file mode 100755
index 000000000..e9c8204f9
Binary files /dev/null and b/1332/CH20/EX20.1/20_1.pdf differ
diff --git a/1332/CH20/EX20.1/20_1.sce b/1332/CH20/EX20.1/20_1.sce
new file mode 100755
index 000000000..ba5d7e975
--- /dev/null
+++ b/1332/CH20/EX20.1/20_1.sce
@@ -0,0 +1,19 @@
+//Example 20.1
+//Direct Method
+//Page no. 682
+clc;clear;close;
+h=1/3;
+A=[-4,1,1,0;1,-4,0,1;1,0,-4,1;0,1,1,-4]
+x=0;
+for i=1:4
+    x=x+h
+    if i==4 then
+        B(i,1)=0
+    else
+        B(i,1)=-1*sin(x*%pi)^2
+    end
+end
+disp(A,'A =')
+disp(B,'B =')
+U=inv(A)*B
+disp(U,'U =')
\ No newline at end of file
-- 
cgit