Average Error: 0.0 → 0.0
Time: 4.7s
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r142799 = x;
        double r142800 = 1.0;
        double r142801 = r142800 - r142799;
        double r142802 = r142799 / r142801;
        return r142802;
}
↓
double f(double x) {
        double r142803 = x;
        double r142804 = 1.0;
        double r142805 = r142804 - r142803;
        double r142806 = r142803 / r142805;
        return r142806;
}

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 2019306 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))