Average Error: 0.0 → 0.0
Time: 697.0ms
Precision: 64
\[\frac{x}{1.0 - x}\]
↓
\[\frac{x}{1.0 - x}\]
\frac{x}{1.0 - x}
↓
\frac{x}{1.0 - x}
double f(double x) {
        double r7260449 = x;
        double r7260450 = 1.0;
        double r7260451 = r7260450 - r7260449;
        double r7260452 = r7260449 / r7260451;
        return r7260452;
}
↓
double f(double x) {
        double r7260453 = x;
        double r7260454 = 1.0;
        double r7260455 = r7260454 - r7260453;
        double r7260456 = r7260453 / r7260455;
        return r7260456;
}

Error

Bits error versus x

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Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{x}{1.0 - x}\]

  2. Final simplification0.0

    \[\leadsto \frac{x}{1.0 - x}\]

Reproduce

herbie shell --seed 2019158 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  (/ x (- 1.0 x)))