Re: DSE 2011 Queries

Posted by Prerna Rakheja on May 13, 2013; 6:36pm
URL: http://discussion-forum.276.s1.nabble.com/DSE-2011-Queries-tp7580646p7580659.html

Hi Darth,

For question 5, as m>n hence number of equations is more than number of variables. Therefore, if we can find a set of n equations amongst these m equations such that the A matrix is full rank. Then its inverse exists and hence there will be a unique solution.