view general/numerical/scalar/qlog.m @ 61:eff6bddf82e3 tip

Finally implemented perceptual brightness thing.
author samer
date Sun, 11 Oct 2015 10:20:42 +0100
parents db7f4afd27c5
children
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function y=qlog(x), I=(x==0); x(I)=1; y=log(x); y(I)=-inf; end
% qlog - quiet log (no warning when x=0)
% 
% qlog :: [[D]] -> [[D]].