Natural System¶

Namespace: mp_units::natural

Module: mp_units.systems

Header: <mp-units/systems/natural.h>

Dimensions¶

Name	Symbol
`dim_energy`	E

Quantity	Character	Dimension	is_kind	non_negative	Kind of	Parent	Equation	Hierarchy
`acceleration`	Real	E	—	✓	`energy`	`energy`	`velocity / duration`	view
`angular_measure`	Real	—	✓	—	`angular_measure`	`dimensionless`	—	view
`dimensionless`	Real	1	✓	—	`dimensionless`	—	—	—
`duration`	Real	E⁻¹	—	✓	`inverse_energy`	`inverse_energy`	—	view
`energy`	Real	E	✓	✓	`energy`	—	—	view
`energy_squared`	Real	E²	✓	✓	`energy_squared`	—	`pow<2>(energy)`	view
`force`	Real	E²	—	✓	`energy_squared`	`energy_squared`	`energy_squared`	view
`inverse_energy`	Real	E⁻¹	✓	✓	`inverse_energy`	—	`inverse(energy)`	view
`length`	Real	E⁻¹	—	✓	`inverse_energy`	`inverse_energy`	—	view
`mass`	Real	E	—	✓	`energy`	`energy`	—	view
`momentum`	Real	E	—	✓	`energy`	`energy`	`mass * velocity`	view
`speed`	Real	—	✓	—	`speed`	`dimensionless`	`length / duration`	view
`velocity`	Real	—	—	—	`speed`	`speed`	—	view

Unit Name	Symbol	unit_symbol	Definition
`electronvolt`	eV	—	`kind: energy`
`gigaelectronvolt`	—	`GeV`	`si::giga<electronvolt>`

Name	Symbol	unit_symbol	Definition
`reduced_planck_constant`	\u210f (hbar)	`hbar`	`one`
`speed_of_light_in_vacuum`	c	`c`	`one`