Average Error: 0.0 → 0.0
Time: 16.8s
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 r104517215 = x;
        double r104517216 = y;
        double r104517217 = r104517215 + r104517216;
        double r104517218 = r104517215 - r104517216;
        double r104517219 = r104517217 / r104517218;
        return r104517219;
}
↓
double f(double x, double y) {
        double r104517220 = x;
        double r104517221 = y;
        double r104517222 = r104517220 + r104517221;
        double r104517223 = r104517220 - r104517221;
        double r104517224 = r104517222 / r104517223;
        return r104517224;
}

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

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

Reproduce

herbie shell --seed 2019173 +o rules:numerics
(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)))