Show that A CB = CB C CA
Linear Algebra: A Modern Introduction
4th Edition
ISBN:9781285463247
Author:David Poole
Publisher:David Poole
Chapter7: Distance And Approximation
Section7.4: The Singular Value Decomposition
Problem 30EQ
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Step 1
We have to prove that :
If A is subset of B than (competent B) is subset of (competent A)
I will proof it by two methods
1 : Demorgan's law
2: compliment defination
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