Average Error: 0.0 → 0.0
Time: 5.0s
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r118113 = x;
        double r118114 = 1.0;
        double r118115 = r118114 - r118113;
        double r118116 = r118113 / r118115;
        return r118116;
}
↓
double f(double x) {
        double r118117 = x;
        double r118118 = 1.0;
        double r118119 = r118118 - r118117;
        double r118120 = r118117 / r118119;
        return r118120;
}

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 2019209 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))