Average Error: 0.0 → 0.0
Time: 12.5s
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 r872515 = x;
        double r872516 = y;
        double r872517 = r872515 - r872516;
        double r872518 = r872515 + r872516;
        double r872519 = r872517 / r872518;
        return r872519;
}
↓
double f(double x, double y) {
        double r872520 = x;
        double r872521 = y;
        double r872522 = r872520 - r872521;
        double r872523 = r872520 + r872521;
        double r872524 = r872522 / r872523;
        return r872524;
}

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 2019209 +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)))