/// use std::f32;
///
/// let x = 2.0_f32;
- /// let abs_difference = (x.recip() - (1.0/x)).abs();
+ /// let abs_difference = (x.recip() - (1.0 / x)).abs();
///
/// assert!(abs_difference <= f32::EPSILON);
/// ```
///
/// ```
/// let x = 2.0_f64;
- /// let abs_difference = (x.recip() - (1.0/x)).abs();
+ /// let abs_difference = (x.recip() - (1.0 / x)).abs();
///
/// assert!(abs_difference < 1e-10);
/// ```
/// let b = 60.0_f32;
///
/// // 100.0
- /// let abs_difference = (m.mul_add(x, b) - (m*x + b)).abs();
+ /// let abs_difference = (m.mul_add(x, b) - ((m * x) + b)).abs();
///
/// assert!(abs_difference <= f32::EPSILON);
/// ```
/// use std::f32;
///
/// let x = 2.0_f32;
- /// let abs_difference = (x.powi(2) - x*x).abs();
+ /// let abs_difference = (x.powi(2) - (x * x)).abs();
///
/// assert!(abs_difference <= f32::EPSILON);
/// ```
/// use std::f32;
///
/// let x = 2.0_f32;
- /// let abs_difference = (x.powf(2.0) - x*x).abs();
+ /// let abs_difference = (x.powf(2.0) - (x * x)).abs();
///
/// assert!(abs_difference <= f32::EPSILON);
/// ```
/// ```
/// use std::f32;
///
- /// let x = 2.0*f32::consts::PI;
+ /// let x = 2.0 * f32::consts::PI;
///
/// let abs_difference = (x.cos() - 1.0).abs();
///
/// let x2 = -3.0f32;
/// let y2 = 3.0f32;
///
- /// let abs_difference_1 = (y1.atan2(x1) - (-pi/4.0)).abs();
- /// let abs_difference_2 = (y2.atan2(x2) - 3.0*pi/4.0).abs();
+ /// let abs_difference_1 = (y1.atan2(x1) - (-pi / 4.0)).abs();
+ /// let abs_difference_2 = (y2.atan2(x2) - (3.0 * pi / 4.0)).abs();
///
/// assert!(abs_difference_1 <= f32::EPSILON);
/// assert!(abs_difference_2 <= f32::EPSILON);
///
/// let f = x.sinh();
/// // Solving sinh() at 1 gives `(e^2-1)/(2e)`
- /// let g = (e*e - 1.0)/(2.0*e);
+ /// let g = ((e * e) - 1.0) / (2.0 * e);
/// let abs_difference = (f - g).abs();
///
/// assert!(abs_difference <= f32::EPSILON);
/// let x = 1.0f32;
/// let f = x.cosh();
/// // Solving cosh() at 1 gives this result
- /// let g = (e*e + 1.0)/(2.0*e);
+ /// let g = ((e * e) + 1.0) / (2.0 * e);
/// let abs_difference = (f - g).abs();
///
/// // Same result
///
/// let f = x.tanh();
/// // Solving tanh() at 1 gives `(1 - e^(-2))/(1 + e^(-2))`
- /// let g = (1.0 - e.powi(-2))/(1.0 + e.powi(-2));
+ /// let g = (1.0 - e.powi(-2)) / (1.0 + e.powi(-2));
/// let abs_difference = (f - g).abs();
///
/// assert!(abs_difference <= f32::EPSILON);
/// let b = 60.0_f64;
///
/// // 100.0
- /// let abs_difference = (m.mul_add(x, b) - (m*x + b)).abs();
+ /// let abs_difference = (m.mul_add(x, b) - ((m * x) + b)).abs();
///
/// assert!(abs_difference < 1e-10);
/// ```
///
/// ```
/// let x = 2.0_f64;
- /// let abs_difference = (x.powi(2) - x*x).abs();
+ /// let abs_difference = (x.powi(2) - (x * x)).abs();
///
/// assert!(abs_difference < 1e-10);
/// ```
///
/// ```
/// let x = 2.0_f64;
- /// let abs_difference = (x.powf(2.0) - x*x).abs();
+ /// let abs_difference = (x.powf(2.0) - (x * x)).abs();
///
/// assert!(abs_difference < 1e-10);
/// ```
/// ```
/// use std::f64;
///
- /// let x = 2.0*f64::consts::PI;
+ /// let x = 2.0 * f64::consts::PI;
///
/// let abs_difference = (x.cos() - 1.0).abs();
///
/// let x2 = -3.0_f64;
/// let y2 = 3.0_f64;
///
- /// let abs_difference_1 = (y1.atan2(x1) - (-pi/4.0)).abs();
- /// let abs_difference_2 = (y2.atan2(x2) - 3.0*pi/4.0).abs();
+ /// let abs_difference_1 = (y1.atan2(x1) - (-pi / 4.0)).abs();
+ /// let abs_difference_2 = (y2.atan2(x2) - (3.0 * pi / 4.0)).abs();
///
/// assert!(abs_difference_1 < 1e-10);
/// assert!(abs_difference_2 < 1e-10);
///
/// let f = x.sinh();
/// // Solving sinh() at 1 gives `(e^2-1)/(2e)`
- /// let g = (e*e - 1.0)/(2.0*e);
+ /// let g = ((e * e) - 1.0) / (2.0 * e);
/// let abs_difference = (f - g).abs();
///
/// assert!(abs_difference < 1e-10);
/// let x = 1.0_f64;
/// let f = x.cosh();
/// // Solving cosh() at 1 gives this result
- /// let g = (e*e + 1.0)/(2.0*e);
+ /// let g = ((e * e) + 1.0) / (2.0 * e);
/// let abs_difference = (f - g).abs();
///
/// // Same result
///
/// let f = x.tanh();
/// // Solving tanh() at 1 gives `(1 - e^(-2))/(1 + e^(-2))`
- /// let g = (1.0 - e.powi(-2))/(1.0 + e.powi(-2));
+ /// let g = (1.0 - e.powi(-2)) / (1.0 + e.powi(-2));
/// let abs_difference = (f - g).abs();
///
/// assert!(abs_difference < 1.0e-10);