Given a matrix A and a matrix B, is A the inverse of B?
>>A=[2,4;3,5];
>>B=[-2.5,2;1.5,-1];
>>isInverse(A,B)
ans = 1
Solution Stats
Problem Comments
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3 Comments
Kuifeng
on 27 Apr 2012
Need to improve the test suites.
Richard Zapor
on 20 May 2012
Test of [1 1;1 1] for x and y would break current best solution
Vishal
on 16 Sep 2014
Test suite not proper
Solution Comments
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1 Comment
Anil Sarode
on 26 Dec 2017
the matrix are given in the problem statement is A,B but function take x
and y and return answer in y that is bit confusing ,any how just use logic A*B^-1=I .
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1 Comment
santosh singh
on 3 Oct 2014
really too disgusting prb use isequal(fix(B),round(inv(A)))
or y=true
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1 Comment
Sourabh
on 12 Sep 2013
:)
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1 Comment
Freddy
on 18 Jun 2012
"credit should goes to matlab's built-in function not to programmer" - parvez mh
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