Average Error: 0.0 → 0.0
Time: 386.0ms
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r135891 = x;
        double r135892 = 1.0;
        double r135893 = r135892 - r135891;
        double r135894 = r135891 / r135893;
        return r135894;
}
↓
double f(double x) {
        double r135895 = x;
        double r135896 = 1.0;
        double r135897 = r135896 - r135895;
        double r135898 = r135895 / r135897;
        return r135898;
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{x}{1 - x}\]

  2. Final simplification0.0

    \[\leadsto \frac{x}{1 - x}\]

Reproduce

herbie shell --seed 2020089 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))