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type dimensionless
kwikius edited this page Jul 28, 2020
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pqs::dimensionless
#include <pqs/types/dimensionless.hpp>
An instantiable type for representing dimensionlessness in dimensional analysis expressions.
https://en.wikipedia.org/wiki/Dimensional_analysis#Dimensionless_concepts
| value | type | notes |
|---|---|---|
| a | dimensionless | constexpr |
| b | dimensionless | constexpr |
| r | dimensionless | constexpr |
| n | std::intmax_t | |
| d | std::intmax_t |
| type_function | result | |
|---|---|---|
| get_exponent<dimensionless> | std::ratio<0,1> |
| function | result | notes |
|---|---|---|
| pqs::dimensionless x; | constexpr constructor | |
| pqs::dimensionless y = x; | constexpr copy ctor | |
| pqs::dimensionless z; z= x; |
constexpr assignment | |
| a * b | r | constexpr |
| a / b | r | constexpr |
| pow<n>(a) | r | constexpr |
| pow<n,d>(a) | r | constexpr |
| a == b | true | constexpr |
| a != b | false | constexpr |