numbers.hpp File Reference

Declaration of constant values. More...

#include <qugar/types.hpp>
#include <limits>
#include <numbers>

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Namespaces
namespace	qugar
	QUGaR's main namespace.
namespace	qugar::numbers
	Numbers' namespace.

Variables
constexpr real	qugar::numbers::zero { 0.0 }
	Real zero value.
constexpr real	qugar::numbers::one { 1.0 }
	Real one value.
constexpr real	qugar::numbers::two { 2.0 }
	Real two value.
constexpr real	qugar::numbers::three { 3.0 }
	Real three value.
constexpr real	qugar::numbers::four { 4.0 }
	Real four value.
constexpr real	qugar::numbers::five { 5.0 }
	Real five value.
constexpr real	qugar::numbers::six { 6.0 }
	Real six value.
constexpr real	qugar::numbers::seven { 7.0 }
	Real seven value.
constexpr real	qugar::numbers::eight { 8.0 }
	Real eight value.
constexpr real	qugar::numbers::nine { 9.0 }
	Real nine value.
constexpr real	qugar::numbers::half { 0.5 }
	Real one over two value.
constexpr real	qugar::numbers::one_third { 1.0 / 3.0 }
	Real one third value.
constexpr real	qugar::numbers::two_thirds { 2.0 / 3.0 }
	Real two thirds value.
constexpr real	qugar::numbers::four_thirds { 4.0 / 3.0 }
	Real four thirds value.
constexpr real	qugar::numbers::one_quarter { 0.25 }
	Real one quarter value.
constexpr real	qugar::numbers::three_quarters { 0.75 }
	Real three quarters value.
constexpr real	qugar::numbers::pi { std::numbers::pi_v<real> }
	Pi.
constexpr real	qugar::numbers::infty { std::numeric_limits<real>::infinity() }
	Infinity.
constexpr real	qugar::numbers::eps = std::numeric_limits<real>::epsilon()
	Machine epsilon.
constexpr real	qugar::numbers::near_eps = real{ 10.0 } * eps
	Near machine epsilon (10 times the machine precision.

Detailed Description

Declaration of constant values.

Author

Pablo Antolin (pablo.nosp@m..ant.nosp@m.olin@.nosp@m.epfl.nosp@m..ch)

Date

2025-01-21

Copyright

Copyright (c) 2025-present