Average Error: 0.0 → 0.0
Time: 485.0ms
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r64915 = x;
        double r64916 = 1.0;
        double r64917 = r64916 - r64915;
        double r64918 = r64915 / r64917;
        return r64918;
}
↓
double f(double x) {
        double r64919 = x;
        double r64920 = 1.0;
        double r64921 = r64920 - r64919;
        double r64922 = r64919 / r64921;
        return r64922;
}

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 2019308 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))