1// This file is part of Eigen, a lightweight C++ template library 2// for linear algebra. 3// 4// Copyright (C) 2016 Eugene Brevdo <ebrevdo@gmail.com> 5// 6// This Source Code Form is subject to the terms of the Mozilla 7// Public License v. 2.0. If a copy of the MPL was not distributed 8// with this file, You can obtain one at http://mozilla.org/MPL/2.0/. 9 10#ifndef EIGEN_CXX11_TENSOR_TENSOR_GLOBAL_FUNCTIONS_H 11#define EIGEN_CXX11_TENSOR_TENSOR_GLOBAL_FUNCTIONS_H 12 13namespace Eigen { 14 15/** \cpp11 \returns an expression of the coefficient-wise betainc(\a x, \a a, \a b) to the given tensors. 16 * 17 * This function computes the regularized incomplete beta function (integral). 18 * 19 */ 20template <typename ADerived, typename BDerived, typename XDerived> 21EIGEN_DEVICE_FUNC EIGEN_STRONG_INLINE const 22 TensorCwiseTernaryOp<internal::scalar_betainc_op<typename XDerived::Scalar>, 23 const ADerived, const BDerived, const XDerived> 24 betainc(const ADerived& a, const BDerived& b, const XDerived& x) { 25 return TensorCwiseTernaryOp< 26 internal::scalar_betainc_op<typename XDerived::Scalar>, const ADerived, 27 const BDerived, const XDerived>( 28 a, b, x, internal::scalar_betainc_op<typename XDerived::Scalar>()); 29} 30 31} // end namespace Eigen 32 33#endif // EIGEN_CXX11_TENSOR_TENSOR_GLOBAL_FUNCTIONS_H 34