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 r91882 = x;
        double r91883 = 1.0;
        double r91884 = r91883 - r91882;
        double r91885 = r91882 / r91884;
        return r91885;
}
↓
double f(double x) {
        double r91886 = x;
        double r91887 = 1.0;
        double r91888 = r91887 - r91886;
        double r91889 = r91886 / r91888;
        return r91889;
}

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