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Generation of Random Variates

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Generation of Random Variates

by

James Huntley (view profile)

 

generates random variates from over 870 univariate distributions

rgentopleon_pdf(x, alpha, bet, a, b)
% rgentopleon_pdf.m - evaluates a Reflected Generalized Topp and Leone Probability Density.
%   DRM, "RGTCDF", Vol 1 Aux, NIST, 3/5/2008. 
%
%   Created by Jim Huntley,  11/19/09
%

function [pdf] = rgentopleon_pdf(x, alpha, bet, a, b)

%persistent coef

%if(isempty(coef))
    coef = bet / (b-a);
%end 

argx = (b-x) ./ (b-a);
pdf = coef .* argx.^(bet-1) .* (alpha-(alpha-1).*argx).^(bet-1) .* (alpha-2.*(alpha-1).*argx);

return

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