有理数对于精确表示分数很有用。
Invalid | 无效有理值。 |
denominator | 分数分母。 |
inverse | 有理数的倒数。 |
isNegative | 有理数是否为负值。 |
isValid | 有理数是否有效。 |
isZero | 有理数是否为零。 |
numerator | 分数分子。 |
MediaRational | 构造一个有理数。忽略分母的版本将其设置为 1。 |
Set | 设置分子和分母,从而执行归一化。 |
Unknown operator | 返回表示为浮点值的有理值。 |
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