[ratio.syn] (original) (raw)

21 Metaprogramming library [meta]

21.4 Compile-time rational arithmetic [ratio]

21.4.2 Header synopsis [ratio.syn]

namespace std { template<intmax_t N, intmax_t D = 1> class ratio;template<class R1, class R2> using ratio_add = see below;template<class R1, class R2> using ratio_subtract = see below;template<class R1, class R2> using ratio_multiply = see below;template<class R1, class R2> using ratio_divide = see below;template<class R1, class R2> struct ratio_equal;template<class R1, class R2> struct ratio_not_equal;template<class R1, class R2> struct ratio_less;template<class R1, class R2> struct ratio_less_equal;template<class R1, class R2> struct ratio_greater;template<class R1, class R2> struct ratio_greater_equal;template<class R1, class R2> constexpr bool ratio_equal_v = ratio_equal<R1, R2>::value;template<class R1, class R2> constexpr bool ratio_not_equal_v = ratio_not_equal<R1, R2>::value;template<class R1, class R2> constexpr bool ratio_less_v = ratio_less<R1, R2>::value;template<class R1, class R2> constexpr bool ratio_less_equal_v = ratio_less_equal<R1, R2>::value;template<class R1, class R2> constexpr bool ratio_greater_v = ratio_greater<R1, R2>::value;template<class R1, class R2> constexpr bool ratio_greater_equal_v = ratio_greater_equal<R1, R2>::value;using quecto = ratio<1, 1'000'000'000'000'000'000'000'000'000'000>; using ronto = ratio<1, 1'000'000'000'000'000'000'000'000'000>; using yocto = ratio<1, 1'000'000'000'000'000'000'000'000>; using zepto = ratio<1, 1'000'000'000'000'000'000'000>; using atto = ratio<1, 1'000'000'000'000'000'000>;using femto = ratio<1, 1'000'000'000'000'000>;using pico = ratio<1, 1'000'000'000'000>;using nano = ratio<1, 1'000'000'000>;using micro = ratio<1, 1'000'000>;using milli = ratio<1, 1'000>;using centi = ratio<1, 100>;using deci = ratio<1, 10>;using deca = ratio< 10, 1>;using hecto = ratio< 100, 1>;using kilo = ratio< 1'000, 1>;using mega = ratio< 1'000'000, 1>;using giga = ratio< 1'000'000'000, 1>;using tera = ratio< 1'000'000'000'000, 1>;using peta = ratio< 1'000'000'000'000'000, 1>;using exa = ratio< 1'000'000'000'000'000'000, 1>;using zetta = ratio< 1'000'000'000'000'000'000'000, 1>; using yotta = ratio< 1'000'000'000'000'000'000'000'000, 1>; using ronna = ratio< 1'000'000'000'000'000'000'000'000'000, 1>; using quetta = ratio<1'000'000'000'000'000'000'000'000'000'000, 1>; }