1 // Copyright John Maddock 2007. 2 // Copyright Paul A. Bristow 2007. 3 4 // Use, modification and distribution are subject to the 5 // Boost Software License, Version 1.0. 6 // (See accompanying file LICENSE_1_0.txt 7 // or copy at http://www.boost.org/LICENSE_1_0.txt) 8 9 #ifndef BOOST_MATH_TOOLS_USER_HPP 10 #define BOOST_MATH_TOOLS_USER_HPP 11 12 #ifdef _MSC_VER 13 #pragma once 14 #endif 15 16 // This file can be modified by the user to change the default policies. 17 // See "Changing the Policy Defaults" in documentation. 18 19 // define this if the platform has no long double functions, 20 // or if the long double versions have only double precision: 21 // 22 // #define BOOST_MATH_NO_LONG_DOUBLE_MATH_FUNCTIONS 23 // 24 // Performance tuning options: 25 // 26 // #define BOOST_MATH_POLY_METHOD 3 27 // #define BOOST_MATH_RATIONAL_METHOD 3 28 // 29 // The maximum order of polynomial that will be evaluated 30 // via an unrolled specialisation: 31 // 32 // #define BOOST_MATH_MAX_POLY_ORDER 17 33 // 34 // decide whether to store constants as integers or reals: 35 // 36 // #define BOOST_MATH_INT_TABLE_TYPE(RT, IT) IT 37 38 // 39 // Default policies follow: 40 // 41 // Domain errors: 42 // 43 // #define BOOST_MATH_DOMAIN_ERROR_POLICY throw_on_error 44 // 45 // Pole errors: 46 // 47 // #define BOOST_MATH_POLE_ERROR_POLICY throw_on_error 48 // 49 // Overflow Errors: 50 // 51 // #define BOOST_MATH_OVERFLOW_ERROR_POLICY throw_on_error 52 // 53 // Internal Evaluation Errors: 54 // 55 // #define BOOST_MATH_EVALUATION_ERROR_POLICY throw_on_error 56 // 57 // Underfow: 58 // 59 // #define BOOST_MATH_UNDERFLOW_ERROR_POLICY ignore_error 60 // 61 // Denorms: 62 // 63 // #define BOOST_MATH_DENORM_ERROR_POLICY ignore_error 64 // 65 // Max digits to use for internal calculations: 66 // 67 // #define BOOST_MATH_DIGITS10_POLICY 0 68 // 69 // Promote floats to doubles internally? 70 // 71 // #define BOOST_MATH_PROMOTE_FLOAT_POLICY true 72 // 73 // Promote doubles to long double internally: 74 // 75 // #define BOOST_MATH_PROMOTE_DOUBLE_POLICY true 76 // 77 // What do discrete quantiles return? 78 // 79 // #define BOOST_MATH_DISCRETE_QUANTILE_POLICY integer_round_outwards 80 // 81 // If a function is mathematically undefined 82 // (for example the Cauchy distribution has no mean), 83 // then do we stop the code from compiling? 84 // 85 // #define BOOST_MATH_ASSERT_UNDEFINED_POLICY true 86 // 87 // Maximum series iterstions permitted: 88 // 89 // #define BOOST_MATH_MAX_SERIES_ITERATION_POLICY 1000000 90 // 91 // Maximum root finding steps permitted: 92 // 93 // define BOOST_MATH_MAX_ROOT_ITERATION_POLICY 200 94 95 #endif // BOOST_MATH_TOOLS_USER_HPP 96 97 98