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lpdfbeta

PURPOSE

log BETA PDF

SYNOPSIS

function ldens = lpdfbeta(x,a,b);

DESCRIPTION

 log BETA PDF

CROSS-REFERENCE INFORMATION

This function calls:

This function is called by:

SOURCE CODE

0001 function ldens = lpdfbeta(x,a,b);
0002 % log BETA PDF
0003   ldens = gammaln(a+b) - gammaln(a) - gammaln(b) + (a-1)*log(x) + (b-1)*log(1-x);
0004 
0005 % 10/11/03 MJ adapted from a GAUSS version by F. Schorfheide, translated
0006 %             to Matlab by R. Wouters.
0007 %             use Matlab gammaln instead of lngam

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