Average Error: 0.0 → 0.0
Time: 1.2s
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r157855 = x;
        double r157856 = 1.0;
        double r157857 = r157856 - r157855;
        double r157858 = r157855 / r157857;
        return r157858;
}
↓
double f(double x) {
        double r157859 = x;
        double r157860 = 1.0;
        double r157861 = r157860 - r157859;
        double r157862 = r157859 / r157861;
        return r157862;
}

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 2020001 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))