Average Error: 0.0 → 0.0
Time: 11.0s
Precision: 64
\[\frac{x - y}{z - y}\]
↓
\[\frac{x}{z - y} - \frac{y}{z - y}\]
\frac{x - y}{z - y}
↓
\frac{x}{z - y} - \frac{y}{z - y}
double f(double x, double y, double z) {
        double r524310 = x;
        double r524311 = y;
        double r524312 = r524310 - r524311;
        double r524313 = z;
        double r524314 = r524313 - r524311;
        double r524315 = r524312 / r524314;
        return r524315;
}
↓
double f(double x, double y, double z) {
        double r524316 = x;
        double r524317 = z;
        double r524318 = y;
        double r524319 = r524317 - r524318;
        double r524320 = r524316 / r524319;
        double r524321 = r524318 / r524319;
        double r524322 = r524320 - r524321;
        return r524322;
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

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

Derivation

  1. Initial program 0.0

    \[\frac{x - y}{z - y}\]
  2. Using strategy rm

  3. Applied div-sub0.0

    \[\leadsto \color{blue}{\frac{x}{z - y} - \frac{y}{z - y}}\]

  4. Final simplification0.0

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

Reproduce

herbie shell --seed 2019350 +o rules:numerics
(FPCore (x y z)
  :name "Graphics.Rasterific.Shading:$sgradientColorAt from Rasterific-0.6.1"
  :precision binary64

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

  (/ (- x y) (- z y)))