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view general/numerical/scalar/erfratio.m @ 16:db7f4afd27c5

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Rearranging numerical toolbox.
author samer
date Thu, 17 Jan 2013 13:20:44 +0000
parents general/numerical/erfratio.m@e44f49929e56
children
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function y=erfratio(x)
% erfratio - returns gausspdf(x)./erfp(x) but using a better computation
%
% erfratio :: real -> nonneg.
y = 2./(sqrt(2*pi)*erfcx(x/sqrt(2)));