Average Error: 0.0 → 0.0
Time: 13.5s
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 r857329 = x;
        double r857330 = y;
        double r857331 = r857329 - r857330;
        double r857332 = r857329 + r857330;
        double r857333 = r857331 / r857332;
        return r857333;
}
↓
double f(double x, double y) {
        double r857334 = x;
        double r857335 = y;
        double r857336 = r857334 - r857335;
        double r857337 = r857334 + r857335;
        double r857338 = r857336 / r857337;
        return r857338;
}

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

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 2020046 +o rules:numerics
(FPCore (x y)
  :name "Data.Colour.RGB:hslsv from colour-2.3.3, D"
  :precision binary64

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

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