digamma() [1/7]

template<typename T >

fvar< T > stan::math::digamma ( const fvar< T > &  x )

inline

Return the derivative of the log gamma function at the specified argument.

Template Parameters

T	inner type of the fvar

Parameters

[in]

x

argument

Returns

derivative of the log gamma function at the specified argument

Definition at line 23 of file digamma.hpp.