Stan Math Library
2.20.0
reverse mode automatic differentiation
stan
math
rev
scal
fun
trigamma.hpp
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#ifndef STAN_MATH_REV_SCAL_FUN_TRIGAMMA_HPP
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#define STAN_MATH_REV_SCAL_FUN_TRIGAMMA_HPP
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#include <
stan/math/rev/meta.hpp
>
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#include <
stan/math/rev/core.hpp
>
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#include <
stan/math/rev/scal/fun/floor.hpp
>
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#include <
stan/math/rev/scal/fun/sin.hpp
>
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#include <
stan/math/rev/scal/fun/square.hpp
>
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#include <
stan/math/rev/scal/fun/inv_square.hpp
>
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#include <
stan/math/prim/scal/fun/trigamma.hpp
>
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namespace
stan
{
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namespace
math {
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inline
var
trigamma
(
const
var
& u) {
return
trigamma_impl
(u); }
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}
// namespace math
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}
// namespace stan
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#endif
core.hpp
stan::math::trigamma_impl
T trigamma_impl(const T &x)
Return the trigamma function applied to the argument.
Definition:
trigamma.hpp:33
stan
Definition:
log_sum_exp.hpp:8
square.hpp
stan::math::var
Independent (input) and dependent (output) variables for gradients.
Definition:
var.hpp:33
inv_square.hpp
stan::math::trigamma
fvar< T > trigamma(const fvar< T > &u)
Return the value of the trigamma function at the specified argument (i.e., the second derivative of t...
Definition:
trigamma.hpp:20
floor.hpp
trigamma.hpp
sin.hpp
meta.hpp
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