use-rational 0.0.6

Utility-first rational-number primitives for RustUse
Documentation 
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use use_rational::Rational;

fn main() -> Result<(), use_rational::RationalError> {
    let half = Rational::try_new(1, 2)?;
    let third = Rational::try_new(1, 3)?;
    let sum = half.checked_add(third)?;
    let quotient = half.checked_div(third)?;

    assert_eq!(sum, Rational::try_new(5, 6)?);
    assert_eq!(quotient, Rational::try_new(3, 2)?);
    assert!((sum.as_f64() - (5.0 / 6.0)).abs() < 1.0e-12);

    Ok(())
}