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Use constants instead of raw values.

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This commit is contained in:
Jay Anderson 2013-11-11 20:52:42 -07:00
parent deefb1f4b7
commit 8a4be8080b
1 changed files with 2 additions and 4 deletions
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6
src/libstd/num/mod.rs
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@ -268,10 +268,8 @@ pub trait Trigonometric {
/// ```rust
/// let y = 3f32.sqrt();
/// let x = 1f32;
/// let pi_3 = 1.04719758f32;
/// assert_approx_eq!(y.atan2(&x), pi_3);
/// let neg_2_pi_3 = -2.09439516f32;
/// assert_approx_eq!((-y).atan2(&(-x)), neg_2_pi_3);
/// assert_approx_eq!(y.atan2(&x), f32::consts::PI / 3f32);
/// assert_approx_eq!((-y).atan2(&(-x)), - 2f32 * f32::consts::PI / 3f32);
/// ```
fn atan2(&self, other: &Self) -> Self;