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lpdfgbeta

PURPOSE

log (generalized) BETA PDF

SYNOPSIS

function ldens = lpdfgbeta(x,a,b,aa,bb);

DESCRIPTION

 log (generalized) BETA PDF

CROSS-REFERENCE INFORMATION

This function calls:

This function is called by:

priordens This procedure computes a prior density for

SOURCE CODE

0001 function ldens = lpdfgbeta(x,a,b,aa,bb);
0002 % log (generalized) BETA PDF
0003 ldens = -betaln(a,b) + (a-1)*log(x-aa) + (b-1)*log(bb-x) - (a+b-1)*log(bb-aa);
0004 %gammaln(a+b) - gammaln(a) - gammaln(b)
0005 %betaln(a,b)
0006 %pause
0007 % 02/16/04 SA Interval [aa,bb] is the support of the probability density function.