A constant defined in terms of a unit
Synopsis
Declared in <mp‐units/framework/unit_definitions.h>
template<
symbol_text Symbol,
Unit auto U,
auto...>
struct named_constant;Description
Similarly to named_unit, associates a symbol with a unit, but represents a specific measured or exact value (e.g. si::si2019::speed_of_light_in_vacuum) rather than a unit of measurement.
Specializations
Name |
Description |
Named constant definition |
|
Specialization for a measured constant declaring its relative standard uncertainty |
|
Specialization for a measured constant declaring its absolute standard uncertainty |
Derived Classes
Name |
Description |
The mathematical constant π, exposed as a dimensionless named constant |
Template Parameters
Name |
Description |
Symbol |
a short text representation of the constant |
U |
a unit that we use to define a constant |
Created with MrDocs