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betaln

PURPOSE ^

% Return the log of the Beta function,

SYNOPSIS ^

function retval = betaln (a, b)

DESCRIPTION ^

% -*- texinfo -*-
% @deftypefn {Mapping Function} {} betaln (@var{a}, @var{b})
% Return the log of the Beta function,
% @iftex
% @tex
% $$
%  B (a, b) = \log {\Gamma (a) \Gamma (b) \over \Gamma (a + b)}.
% $$
% @end tex
% @end iftex
% @ifnottex
%
% @example
% betaln (a, b) = gammaln (a) + gammaln (b) - gammaln (a + b)
% @end example
% @end ifnottex
% @seealso{beta, betainc, gammaln}
% @end deftypefn

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:
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