numbers.hpp

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#ifndef QUGAR_LIBRARY_NUMBERS_HPP
#define QUGAR_LIBRARY_NUMBERS_HPP
 
 
#include <qugar/types.hpp>
 
#include <limits>
#include <numbers>
 
namespace qugar::numbers {
 
constexpr real zero{ 0.0 };
constexpr real one{ 1.0 };
constexpr real two{ 2.0 };
constexpr real three{ 3.0 };
constexpr real four{ 4.0 };
constexpr real five{ 5.0 };
constexpr real six{ 6.0 };
constexpr real seven{ 7.0 };
constexpr real eight{ 8.0 };
constexpr real nine{ 9.0 };
constexpr real half{ 0.5 };
constexpr real one_third{ 1.0 / 3.0 };
constexpr real two_thirds{ 2.0 / 3.0 };
constexpr real four_thirds{ 4.0 / 3.0 };
constexpr real one_quarter{ 0.25 };
constexpr real three_quarters{ 0.75 };
constexpr real pi{ std::numbers::pi_v<real> };
constexpr real infty{ std::numeric_limits<real>::infinity() };
constexpr real eps = std::numeric_limits<real>::epsilon();
constexpr real near_eps = real{ 10.0 } * eps;
 
}// namespace qugar::numbers
 
#endif// QUGAR_LIBRARY_NUMBERS_HPP