Two matrices comparison

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Claire Redfield
Claire Redfield 2012-6-16
%I have two matrices, a=[1 2 3]; b=[0 1 0]; %How can i get a1=a if b=1 and a1=0 if b=0, So that a1=[0 2 0]?Thanks!

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Ellen
Ellen 2012-6-16
a1=a.*b;
the dot before the multiplication sign makes sure the multiplication is done elment by element, so a1(1)=a(1)*b(1)......

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