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

---
 26/CH1/EX1.5.1/1_5_1.sce | 12 ++++++++++++
 1 file changed, 12 insertions(+)
 create mode 100755 26/CH1/EX1.5.1/1_5_1.sce

(limited to '26/CH1/EX1.5.1/1_5_1.sce')

diff --git a/26/CH1/EX1.5.1/1_5_1.sce b/26/CH1/EX1.5.1/1_5_1.sce
new file mode 100755
index 000000000..943043ee1
--- /dev/null
+++ b/26/CH1/EX1.5.1/1_5_1.sce
@@ -0,0 +1,12 @@
+disp('the augmented matrix is:')
+a=[2 -5 8 0;-2 -7 1 0;4 2 7 0]
+disp(a)
+disp('R2=R2+2*R1 and R3=R3-2*R1')
+a(2,:)=a(2,:)+a(1,:)
+a(3,:)=a(3,:)-2*a(1,:)
+disp(a)
+disp('R3=R3+R2')
+a(3,:)=a(3,:)+a(2,:)
+disp(a)
+disp('only two columns have non zero pivots')
+disp('hence, one column is a free column and therefore there exists a non trivial solution')
\ No newline at end of file
-- 
cgit