Average Error: 0.0 → 0.0
Time: 8.4s
Precision: 64
\[\frac{x + y}{x - y}\]
↓
\[\frac{x + y}{x - y}\]
\frac{x + y}{x - y}
↓
\frac{x + y}{x - y}
double f(double x, double y) {
        double r539415 = x;
        double r539416 = y;
        double r539417 = r539415 + r539416;
        double r539418 = r539415 - r539416;
        double r539419 = r539417 / r539418;
        return r539419;
}
↓
double f(double x, double y) {
        double r539420 = x;
        double r539421 = y;
        double r539422 = r539420 + r539421;
        double r539423 = r539420 - r539421;
        double r539424 = r539422 / r539423;
        return r539424;
}

Error

Bits error versus x

Bits error versus y

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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

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

Reproduce

herbie shell --seed 2020045 +o rules:numerics
(FPCore (x y)
  :name "Linear.Projection:perspective from linear-1.19.1.3, A"
  :precision binary64

  :herbie-target
  (/ 1 (- (/ x (+ x y)) (/ y (+ x y))))

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