Average Error: 0.0 → 0.0
Time: 12.6s
Precision: 64
\[\frac{x + y}{x - y}\]
↓
\[\frac{y + x}{x - y}\]
\frac{x + y}{x - y}
↓
\frac{y + x}{x - y}
double f(double x, double y) {
        double r444753 = x;
        double r444754 = y;
        double r444755 = r444753 + r444754;
        double r444756 = r444753 - r444754;
        double r444757 = r444755 / r444756;
        return r444757;
}
↓
double f(double x, double y) {
        double r444758 = y;
        double r444759 = x;
        double r444760 = r444758 + r444759;
        double r444761 = r444759 - r444758;
        double r444762 = r444760 / r444761;
        return r444762;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[\frac{1}{\frac{x}{x + y} - \frac{y}{x + y}}\]

Derivation

  1. Initial program 0.0

    \[\frac{x + y}{x - y}\]

  2. Final simplification0.0

    \[\leadsto \frac{y + x}{x - y}\]

Reproduce

herbie shell --seed 2019196 
(FPCore (x y)
  :name "Linear.Projection:perspective from linear-1.19.1.3, A"

  :herbie-target
  (/ 1.0 (- (/ x (+ x y)) (/ y (+ x y))))

  (/ (+ x y) (- x y)))