Module uom::si

International System of Units (SI) and International System of Quantities (ISQ) implementations.

Modules

acceleration	Acceleration (base unit meter per second squared, m · s⁻²).
amount_of_substance	Amount of substance (base unit mole, mol).
angle	Angle (dimensionless quantity).
angular_acceleration	Angular acceleration (base unit radian per second squared, s⁻²).
angular_jerk	Angular jerk (base unit radian per second cubed, s⁻³).
angular_velocity	Angular velocity (base unit radian per second, s⁻¹).
area	Area (base unit square meter, m²).
available_energy	Available energy (base unit joule per kilogram, m² · s⁻²).
bigint	Quantity type aliases using the default base units.
bigrational	Quantity type aliases using the default base units.
biguint	Quantity type aliases using the default base units.
capacitance	Capacitance (base unit farad, m⁻² · kg⁻¹ · s⁴ · A²).
catalytic_activity	Catalytic activity (base unit katal, mol · s⁻¹).
catalytic_activity_concentration	Catalytic activity concentration (base unit katal per cubic meter, mol · s⁻¹ · m⁻³).
curvature	Curvature (base unit radian per meter, m⁻¹).
electric_charge	Electric charge (base unit coulomb, A · s).
electric_current	Electric current (base unit ampere, A).
electric_potential	Electric potential (base unit volt, m² · kg · s⁻³ · A⁻¹).
electrical_conductance	Electrical conductance (base unit siemens, m⁻² · kg⁻¹ · s³ · A²).
electrical_resistance	Electrical resistance (base unit ohm, m² · kg · s⁻³ · A⁻²).
energy	Energy (base unit joule, kg · m² · s⁻²).
f32	Quantity type aliases using the default base units.
f64	Quantity type aliases using the default base units.
fmt	Utilities for formatting and printing quantities.
force	Force (base unit newton, kg · m · s⁻²).
frequency	Frequency (base unit hertz, s⁻¹).
heat_capacity	Heat capacity (base unit joule per kelvin, kg · m² · s⁻² · K⁻¹).
heat_flux_density	Heat flux density (base unit watt per square meter, kg · s⁻³).
heat_transfer	Heat transfer (base unit watt per square meter kelvin, kg · s⁻³ · K⁻¹).
i8	Quantity type aliases using the default base units.
i16	Quantity type aliases using the default base units.
i32	Quantity type aliases using the default base units.
i64	Quantity type aliases using the default base units.
i128	Quantity type aliases using the default base units.
inductance	Inductance (base unit henry, m² · kg · s⁻² · A⁻²).
information	Information (dimensionless quantity).
information_rate	Information rate (base unit byte per second, s⁻¹).
isize	Quantity type aliases using the default base units.
jerk	Jerk (base unit meter per second cubed, m · s⁻³).
length	Length (base unit meter, m).
luminance	Luminance (base unit candela per square meter, cd · m⁻²).
luminous_intensity	Luminous intensity (base unit candela, cd).
magnetic_flux	Magnetic flux (base unit weber, m² · kg · s⁻² · A⁻¹).
magnetic_flux_density	Magnetic flux density (base unit tesla, kg · s⁻² · A⁻¹).
marker	Primitive traits and types representing basic properties of types specific to the SI.
mass	Mass (base unit kilogram, kg).
mass_concentration	Mass concentration (base unit kilogram per cubic meter, kg · m⁻³).
mass_density	Mass density (base unit kilogram per cubic meter, kg · m⁻³).
mass_rate	Mass rate (base unit kilogram per second, kg · s⁻¹).
molar_concentration	Molar concentration (base unit mole per cubic meter, mol · m⁻³).
molar_energy	Molar energy (base unit joule per mole, kg · m² · s⁻² · mol⁻¹).
molar_mass	Molar mass (base unit kilogram per mole, kg · mol⁻¹).
momentum	Momentum (base unit kilogram meter per second, kg · m · s⁻¹).
power	Power (base unit watt, m² · kg · s⁻³).
pressure	Pressure (base unit pascal, kg · m⁻¹ · s⁻²).
quantities	Quantity type aliases using the default base units and parameterized on the underlying storage type.
radiant_exposure	Radiant exposure (base unit joule per square meter, kg · s⁻²).
ratio	Ratio (dimensionless quantity).
rational	Quantity type aliases using the default base units.
rational32	Quantity type aliases using the default base units.
rational64	Quantity type aliases using the default base units.
solid_angle	Solid angle (dimensionless quantity).
specific_heat_capacity	Specific heat capacity (base unit joule per kilogram kelvin, m² · s⁻² · K⁻¹).
temperature_interval	Temperature interval (base unit kelvin, K).
thermal_conductivity	Thermal conductivity (base unit watt per meter kelvin, kg · m · s⁻³ · K⁻¹).
thermodynamic_temperature	Thermodynamic temperature (base unit kelvin, K).
time	Time (base unit second, s).
torque	Torque (aka moment of force) (base unit newton meter, kg · m² · s⁻²).
u8	Quantity type aliases using the default base units.
u16	Quantity type aliases using the default base units.
u32	Quantity type aliases using the default base units.
u64	Quantity type aliases using the default base units.
u128	Quantity type aliases using the default base units.
usize	Quantity type aliases using the default base units.
velocity	Velocity (base unit meter per second, m · s⁻¹).
volume	Volume (base unit cubic meter, m³).
volume_rate	Volume rate (base unit cubic meter per second, m³ · s⁻¹).

Structs

Quantity

Property of a phenomenon, body or substance, where the property has a magnitude that can be expressed as a number and a reference.

Traits

Dimension	Marker trait to express the dependence of a quantity on the base quantities of a system of quantities as a product of powers of factors corresponding to the base quantities, omitting any numerical factor.
Unit	Trait to identify measurement units of individual quantities.
Units	Marker trait to identify a system of units based on a set of base units of a system of quantities.

Type Definitions

DimensionOne	Type alias for dimension one for which all the exponents of the factors corresponding to the base quantities are zero.
ISQ	International System of Quantities (ISQ).
SI	International System of Units (SI).