Average Error: 0.0 → 0.0
Time: 9.9s
Precision: 64
\[\frac{x + y}{y + 1.0}\]
↓
\[\frac{y + x}{y + 1.0}\]
\frac{x + y}{y + 1.0}
↓
\frac{y + x}{y + 1.0}
double f(double x, double y) {
        double r13976421 = x;
        double r13976422 = y;
        double r13976423 = r13976421 + r13976422;
        double r13976424 = 1.0;
        double r13976425 = r13976422 + r13976424;
        double r13976426 = r13976423 / r13976425;
        return r13976426;
}
↓
double f(double x, double y) {
        double r13976427 = y;
        double r13976428 = x;
        double r13976429 = r13976427 + r13976428;
        double r13976430 = 1.0;
        double r13976431 = r13976427 + r13976430;
        double r13976432 = r13976429 / r13976431;
        return r13976432;
}

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

    \[\frac{x + y}{y + 1.0}\]

  2. Final simplification0.0

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

Reproduce

herbie shell --seed 2019158 
(FPCore (x y)
  :name "Data.Colour.SRGB:invTransferFunction from colour-2.3.3"
  (/ (+ x y) (+ y 1.0)))