Average Error: 0.0 → 0.0
Time: 573.0ms
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r77255 = x;
        double r77256 = 1.0;
        double r77257 = r77256 - r77255;
        double r77258 = r77255 / r77257;
        return r77258;
}
↓
double f(double x) {
        double r77259 = x;
        double r77260 = 1.0;
        double r77261 = r77260 - r77259;
        double r77262 = r77259 / r77261;
        return r77262;
}

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 2019322 +o rules:numerics
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))