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Diffstat (limited to 'Eigen/src/Core/GenericPacketMath.h')
-rw-r--r-- | Eigen/src/Core/GenericPacketMath.h | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/Eigen/src/Core/GenericPacketMath.h b/Eigen/src/Core/GenericPacketMath.h index 8ad51bad5..4c7d1d848 100644 --- a/Eigen/src/Core/GenericPacketMath.h +++ b/Eigen/src/Core/GenericPacketMath.h @@ -75,6 +75,7 @@ struct default_packet_traits HasCosh = 0, HasTanh = 0, HasLGamma = 0, + HasDiGamma = 0, HasErf = 0, HasErfc = 0, @@ -439,6 +440,10 @@ Packet pceil(const Packet& a) { using numext::ceil; return ceil(a); } template<typename Packet> EIGEN_DECLARE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet plgamma(const Packet& a) { using numext::lgamma; return lgamma(a); } +/** \internal \returns the derivative of lgamma, psi(\a a) (coeff-wise) */ +template<typename Packet> EIGEN_DECLARE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS +Packet pdigamma(const Packet& a) { using numext::digamma; return digamma(a); } + /** \internal \returns the erf(\a a) (coeff-wise) */ template<typename Packet> EIGEN_DECLARE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS Packet perf(const Packet& a) { using numext::erf; return erf(a); } |