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1 // Copyright John Maddock 2008.
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2
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3 // Use, modification and distribution are subject to the
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4 // Boost Software License, Version 1.0.
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5 // (See accompanying file LICENSE_1_0.txt
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6 // or copy at http://www.boost.org/LICENSE_1_0.txt)
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7
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8 #ifndef BOOST_MATH_SPECIAL_ROUND_FWD_HPP
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9 #define BOOST_MATH_SPECIAL_ROUND_FWD_HPP
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10
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11 #include <boost/config.hpp>
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12 #include <boost/math/tools/promotion.hpp>
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13
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14 #ifdef _MSC_VER
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15 #pragma once
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16 #endif
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17
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18 namespace boost
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19 {
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20 namespace math
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21 {
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22
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23 template <class T, class Policy>
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24 typename tools::promote_args<T>::type trunc(const T& v, const Policy& pol);
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25 template <class T>
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26 typename tools::promote_args<T>::type trunc(const T& v);
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27 template <class T, class Policy>
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28 int itrunc(const T& v, const Policy& pol);
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29 template <class T>
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30 int itrunc(const T& v);
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31 template <class T, class Policy>
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32 long ltrunc(const T& v, const Policy& pol);
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33 template <class T>
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34 long ltrunc(const T& v);
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35 #ifdef BOOST_HAS_LONG_LONG
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36 template <class T, class Policy>
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37 boost::long_long_type lltrunc(const T& v, const Policy& pol);
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38 template <class T>
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39 boost::long_long_type lltrunc(const T& v);
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40 #endif
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41 template <class T, class Policy>
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42 typename tools::promote_args<T>::type round(const T& v, const Policy& pol);
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43 template <class T>
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44 typename tools::promote_args<T>::type round(const T& v);
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45 template <class T, class Policy>
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46 int iround(const T& v, const Policy& pol);
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47 template <class T>
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48 int iround(const T& v);
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49 template <class T, class Policy>
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50 long lround(const T& v, const Policy& pol);
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51 template <class T>
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52 long lround(const T& v);
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53 #ifdef BOOST_HAS_LONG_LONG
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54 template <class T, class Policy>
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55 boost::long_long_type llround(const T& v, const Policy& pol);
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56 template <class T>
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57 boost::long_long_type llround(const T& v);
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58 #endif
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59 template <class T, class Policy>
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60 T modf(const T& v, T* ipart, const Policy& pol);
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61 template <class T>
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62 T modf(const T& v, T* ipart);
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63 template <class T, class Policy>
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64 T modf(const T& v, int* ipart, const Policy& pol);
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65 template <class T>
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66 T modf(const T& v, int* ipart);
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67 template <class T, class Policy>
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68 T modf(const T& v, long* ipart, const Policy& pol);
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69 template <class T>
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70 T modf(const T& v, long* ipart);
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71 #ifdef BOOST_HAS_LONG_LONG
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72 template <class T, class Policy>
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73 T modf(const T& v, boost::long_long_type* ipart, const Policy& pol);
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74 template <class T>
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75 T modf(const T& v, boost::long_long_type* ipart);
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76 #endif
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77
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78 }
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79 }
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80
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81 #undef BOOST_MATH_STD_USING
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82 #define BOOST_MATH_STD_USING BOOST_MATH_STD_USING_CORE\
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83 using boost::math::round;\
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84 using boost::math::iround;\
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85 using boost::math::lround;\
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86 using boost::math::trunc;\
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87 using boost::math::itrunc;\
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88 using boost::math::ltrunc;\
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89 using boost::math::modf;
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90
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91
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92 #endif // BOOST_MATH_SPECIAL_ROUND_FWD_HPP
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93
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