mirror of
https://github.com/boostorg/math.git
synced 2026-01-19 04:22:09 +00:00
20 lines
713 B
C++
20 lines
713 B
C++
// Copyright John Maddock 2008.
|
|
// Use, modification and distribution are subject to the
|
|
// Boost Software License, Version 1.0. (See accompanying file
|
|
// LICENSE_1_0.txt or copy at http://www.boost.org/LICENSE_1_0.txt)
|
|
//
|
|
# include <pch.hpp>
|
|
#ifndef BOOST_MATH_TR1_SOURCE
|
|
# define BOOST_MATH_TR1_SOURCE
|
|
#endif
|
|
#include <boost/math/tr1.hpp>
|
|
#include <boost/math/special_functions/spherical_harmonic.hpp>
|
|
#include "c_policy.hpp"
|
|
|
|
extern "C" float BOOST_MATH_TR1_DECL boost_sph_legendref BOOST_MATH_PREVENT_MACRO_SUBSTITUTION(unsigned n, unsigned m, float x) BOOST_MATH_C99_THROW_SPEC
|
|
{
|
|
return (m & 1 ? -1 : 1) * c_policies::spherical_harmonic_r BOOST_MATH_PREVENT_MACRO_SUBSTITUTION(n, m, x, 0.0f);
|
|
}
|
|
|
|
|