Code covered by the BSD License  

Highlights from
Generation of Random Variates

image thumbnail

Generation of Random Variates

by

 

generates random variates from over 870 univariate distributions

lerch_pdf(n, z, s, ups)
% lerch_pdf.m - evaluatess a Lerch Probability Density.
%   See "Some Properties of the Lerch Family of Discrete Distributions", 
%   S.V. Askenov and M.A. Savageau, preprint submitted to Elsevier Science,
%   1 February, 2008.
%
%  Created by Jim Huntley,  12/16/08
%

function [pdf] = lerch_pdf(n, z, s, ups)

persistent c

if(isempty(c))
    c = 1 / lerch(z, s, ups);
end

pdf = c * z^n / (ups+n)^s;

return

Contact us