11 November 2014 0 2K Report

I understand that flipr  flipps columns in the left-right direction. I need to clarify the code

b=[ -1.7667 1.0161];

b1=[fliplr(b) 1];

g=(roots( b1 ));

what is the impact of fliplr on g? Is this a backward shift or a forward shift polynomial.

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