Eigen::internal::scalar_gamma_sample_der_alpha_op< Scalar > Struct Template Reference

Template functor to compute the derivative of the sample of a Gamma(alpha, 1) random variable with respect to the parameter alpha gamma_sample_der_alpha(alpha, sample) More...

#include <SpecialFunctionsFunctors.h>

Public Member Functions
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const Scalar	operator() (const Scalar &alpha, const Scalar &sample) const
template<typename Packet >
EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const Packet	packetOp (const Packet &alpha, const Packet &sample) const

Detailed Description

template<typename Scalar>
struct Eigen::internal::scalar_gamma_sample_der_alpha_op< Scalar >

Template functor to compute the derivative of the sample of a Gamma(alpha, 1) random variable with respect to the parameter alpha gamma_sample_der_alpha(alpha, sample)

See also

class CwiseBinaryOp, Cwise::gamma_sample_der_alpha

Member Function Documentation

operator()()

template<typename Scalar >

EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const Scalar Eigen::internal::scalar_gamma_sample_der_alpha_op< Scalar >::operator() ( const Scalar &  alpha, const Scalar &  sample  ) const

inline

                                                                                                                 {
    using numext::gamma_sample_der_alpha;
    return gamma_sample_der_alpha(alpha, sample);
  }

References alpha, and Eigen::gamma_sample_der_alpha().

packetOp()

template<typename Scalar >

template<typename Packet >

EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const Packet Eigen::internal::scalar_gamma_sample_der_alpha_op< Scalar >::packetOp ( const Packet &  alpha, const Packet &  sample  ) const

inline

                                                                                                               {
    return internal::pgamma_sample_der_alpha(alpha, sample);
  }

References alpha, and Eigen::internal::pgamma_sample_der_alpha().

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The documentation for this struct was generated from the following file:

• SpecialFunctionsFunctors.h