Searched defs:digamma (Results 1 - 6 of 6) sorted by relevance

/external/eigen/unsupported/Eigen/src/SpecialFunctions/
H A DSpecialFunctionsHalf.h18 template<> EIGEN_STRONG_INLINE EIGEN_DEVICE_FUNC Eigen::half digamma(const Eigen::half& a) { function in namespace:Eigen::numext
19 return Eigen::half(Eigen::numext::digamma(static_cast<float>(a)));
H A DSpecialFunctionsImpl.h148 * Implementation of digamma (psi), based on Cephes *
158 * Polynomial evaluation helper for the Psi (digamma) function.
228 * Psi (digamma) function (modified for Eigen)
1027 // Just return the digamma function for n = 1
1513 EIGEN_DEVICE_FUNC inline EIGEN_MATHFUNC_RETVAL(digamma, Scalar)
1514 digamma(const Scalar& x) { function in namespace:Eigen::numext
1515 return EIGEN_MATHFUNC_IMPL(digamma, Scalar)::run(x);
/external/apache-commons-math/src/main/java/org/apache/commons/math/special/
H A DGamma.java64 // limits for switching algorithm in digamma
275 * <p>Computes the digamma function of x.</p>
289 * @return digamma(x) to within 10-8 relative or absolute error whichever is smaller
294 public static double digamma(double x) { method in class:Gamma
310 return digamma(x + 1) - 1 / x;
315 * the implementation of digamma.</p>
320 * @see Gamma#digamma(double)
/external/eigen/Eigen/src/plugins/
H A DArrayCwiseUnaryOps.h486 * \sa <a href="group__CoeffwiseMathFunctions.html#cwisetable_lgamma">Math functions</a>, digamma()
495 /** \returns an expression of the coefficient-wise digamma (psi, derivative of lgamma).
500 * the user has to provide implementations of digamma(T) for any scalar
503 * \sa <a href="group__CoeffwiseMathFunctions.html#cwisetable_digamma">Math functions</a>, Eigen::digamma(), Eigen::polygamma(), lgamma()
507 digamma() const function
/external/eigen/unsupported/Eigen/CXX11/src/Tensor/
H A DTensorBase.h132 digamma() const { function in class:Eigen::TensorBase
/external/eigen/unsupported/test/mpreal/
H A Dmpreal.h423 friend const mpreal digamma (const mpreal& v, mp_rnd_t rnd_mode);
2466 inline const mpreal digamma (const mpreal& x, mp_rnd_t r = mpreal::get_default_rnd()) { MPREAL_UNARY_MATH_FUNCTION_BODY(digamma); } function in namespace:mpfr

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