| #ifndef BOOST_MATH_ALMOST_EQUAL_HPP | |
| #define BOOST_MATH_ALMOST_EQUAL_HPP | |
| // Copyright (c) 2006 Johan Rade | |
| // Distributed under 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 <cmath> | |
| template<class ValType> | |
| bool almost_equal(ValType a, ValType b) | |
| { | |
| const ValType e = static_cast<ValType>(0.00001); | |
| return (a - e * std::abs(a) <= b + e * std::abs(b)) | |
| && (a + e * std::abs(a) >= b - e * std::abs(b)); | |
| } | |
| #endif |