Average Error: 0.0 → 0.0
Time: 5.1s
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r142823 = x;
        double r142824 = 1.0;
        double r142825 = r142824 - r142823;
        double r142826 = r142823 / r142825;
        return r142826;
}
↓
double f(double x) {
        double r142827 = x;
        double r142828 = 1.0;
        double r142829 = r142828 - r142827;
        double r142830 = r142827 / r142829;
        return r142830;
}

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 2019194 +o rules:numerics
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  (/ x (- 1.0 x)))