stepan
/
dynare
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

header updated 

git-svn-id: https://www.dynare.org/svn/dynare/dynare_v4@1578 ac1d8469-bf42-47a9-8791-bf33cf982152
time-shift
assia 2008-01-11 15:45:52 +00:00
parent 13029cf258
commit 8e49ca5526
1 changed files with 20 additions and 0 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

20
matlab/lpdfgbeta.m
View File

@ -1,6 +1,26 @@
function ldens = lpdfgbeta(x,a,b,aa,bb);
% function ldens = lpdfgbeta(x,a,b,aa,bb);
% log (generalized) BETA PDF
%
% INPUTS
% x: density evatuated at x
% a: BETA distribution paramerer
% b: BETA distribution paramerer
% aa: lower bound
% bb: upper bound
% OUTPUTS
% ldens: the log (generalized) BETA PDF
%
% SPECIAL REQUIREMENTS
% none
%
% part of DYNARE, copyright Dynare Team (2003-2008)
% Gnu Public License.
ldens = -betaln(a,b) + (a-1)*log(x-aa) + (b-1)*log(bb-x) - (a+b-1)*log(bb-aa);
%gammaln(a+b) - gammaln(a) - gammaln(b)
%betaln(a,b)
%pause