| libstdc++
    | 
| Public Types | |
| typedef ratio< num, den > | type | 
| Static Public Attributes | |
| static constexpr intmax_t | den | 
| static constexpr intmax_t | num | 
Provides compile-time rational arithmetic.
This class template represents any finite rational number with a numerator and denominator representable by compile-time constants of type intmax_t. The ratio is simplified when instantiated.
For example: