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std::ops::Div examples: correct nominator to numerator

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Signed-off-by: Anders Kaseorg <andersk@mit.edu>
This commit is contained in:
Anders Kaseorg 2019-04-09 21:43:41 -07:00
parent 3750348daf
commit 38264937fc
1 changed files with 14 additions and 14 deletions
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28
src/libcore/ops/arith.rs
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@ -220,21 +220,21 @@ sub_impl! { usize u8 u16 u32 u64 u128 isize i8 i16 i32 i64 i128 f32 f64 }
/// // derive `Eq` and `PartialEq`.
/// #[derive(Debug, Eq, PartialEq)]
/// struct Rational {
/// nominator: usize,
/// numerator: usize,
/// denominator: usize,
/// }
///
/// impl Rational {
/// fn new(nominator: usize, denominator: usize) -> Self {
/// fn new(numerator: usize, denominator: usize) -> Self {
/// if denominator == 0 {
/// panic!("Zero is an invalid denominator!");
/// }
///
/// // Reduce to lowest terms by dividing by the greatest common
/// // divisor.
/// let gcd = gcd(nominator, denominator);
/// let gcd = gcd(numerator, denominator);
/// Rational {
/// nominator: nominator / gcd,
/// numerator: numerator / gcd,
/// denominator: denominator / gcd,
/// }
/// }
@ -245,9 +245,9 @@ sub_impl! { usize u8 u16 u32 u64 u128 isize i8 i16 i32 i64 i128 f32 f64 }
/// type Output = Self;
///
/// fn mul(self, rhs: Self) -> Self {
/// let nominator = self.nominator * rhs.nominator;
/// let numerator = self.numerator * rhs.numerator;
/// let denominator = self.denominator * rhs.denominator;
/// Rational::new(nominator, denominator)
/// Rational::new(numerator, denominator)
/// }
/// }
///
@ -340,21 +340,21 @@ mul_impl! { usize u8 u16 u32 u64 u128 isize i8 i16 i32 i64 i128 f32 f64 }
/// // derive `Eq` and `PartialEq`.
/// #[derive(Debug, Eq, PartialEq)]
/// struct Rational {
/// nominator: usize,
/// numerator: usize,
/// denominator: usize,
/// }
///
/// impl Rational {
/// fn new(nominator: usize, denominator: usize) -> Self {
/// fn new(numerator: usize, denominator: usize) -> Self {
/// if denominator == 0 {
/// panic!("Zero is an invalid denominator!");
/// }
///
/// // Reduce to lowest terms by dividing by the greatest common
/// // divisor.
/// let gcd = gcd(nominator, denominator);
/// let gcd = gcd(numerator, denominator);
/// Rational {
/// nominator: nominator / gcd,
/// numerator: numerator / gcd,
/// denominator: denominator / gcd,
/// }
/// }
@ -365,13 +365,13 @@ mul_impl! { usize u8 u16 u32 u64 u128 isize i8 i16 i32 i64 i128 f32 f64 }
/// type Output = Self;
///
/// fn div(self, rhs: Self) -> Self::Output {
/// if rhs.nominator == 0 {
/// if rhs.numerator == 0 {
/// panic!("Cannot divide by zero-valued `Rational`!");
/// }
///
/// let nominator = self.nominator * rhs.denominator;
/// let denominator = self.denominator * rhs.nominator;
/// Rational::new(nominator, denominator)
/// let numerator = self.numerator * rhs.denominator;
/// let denominator = self.denominator * rhs.numerator;
/// Rational::new(numerator, denominator)
/// }
/// }
///