Average Error: 0.0 → 0.0
Time: 14.6s
Precision: 64
\[\frac{x - y}{1.0 - y}\]
↓
\[\frac{x}{1.0 - y} - \frac{y}{1.0 - y}\]
\frac{x - y}{1.0 - y}
↓
\frac{x}{1.0 - y} - \frac{y}{1.0 - y}
double f(double x, double y) {
        double r9190375 = x;
        double r9190376 = y;
        double r9190377 = r9190375 - r9190376;
        double r9190378 = 1.0;
        double r9190379 = r9190378 - r9190376;
        double r9190380 = r9190377 / r9190379;
        return r9190380;
}
↓
double f(double x, double y) {
        double r9190381 = x;
        double r9190382 = 1.0;
        double r9190383 = y;
        double r9190384 = r9190382 - r9190383;
        double r9190385 = r9190381 / r9190384;
        double r9190386 = r9190383 / r9190384;
        double r9190387 = r9190385 - r9190386;
        return r9190387;
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{x - y}{1.0 - y}\]
  2. Using strategy rm

  3. Applied div-sub0.0

    \[\leadsto \color{blue}{\frac{x}{1.0 - y} - \frac{y}{1.0 - y}}\]

  4. Final simplification0.0

    \[\leadsto \frac{x}{1.0 - y} - \frac{y}{1.0 - y}\]

Reproduce

herbie shell --seed 2019162 +o rules:numerics
(FPCore (x y)
  :name "Diagrams.Trail:splitAtParam  from diagrams-lib-1.3.0.3, C"
  (/ (- x y) (- 1.0 y)))