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concept base_quantity
kwikius edited this page Jul 16, 2020
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53 revisions
| Home | Concepts | TypeTemplates | Types | TypeFunctions | InlineConstants |
A phenomenon considered fundamental within the measurement_universe.
https://en.wikipedia.org/wiki/International_System_of_Quantities#Base_quantities
| type | model of | notes |
|---|---|---|
| T | base_quantity | |
| Ta | base_quantity | |
| Tb | base_quantity | |
| Id | base_quantity_id | The unique base quantity id for T |
| E | base_quantity_exponent |
| type name | type template |
|---|---|
| R | ratio |
| concept | notes |
|---|---|
| base_quantity< T > | |
| identity_meta_function<T> |
| static_constant | result | |
|---|---|---|
| is_base_quantity<T> | true |
| type_function | result | notes |
|---|---|---|
| get_base_quantity_id< T > | Id | |
| make_base_quantity_exp<T,R> | E | construct a base_quantity_exponent |
| concept | notes |
|---|---|
| meta_totally_ordered<Ta,Tb> | uses their base_quantity_ids to provide the sort order |
https://en.wikipedia.org/wiki/International_System_of_Quantities#Base_quantities