Average Error: 0.0 → 0.0
Time: 726.0ms
Precision: 64
\[\frac{x}{1 - x}\]
↓
\[\frac{x}{1 - x}\]
\frac{x}{1 - x}
↓
\frac{x}{1 - x}
double f(double x) {
        double r87222 = x;
        double r87223 = 1.0;
        double r87224 = r87223 - r87222;
        double r87225 = r87222 / r87224;
        return r87225;
}
↓
double f(double x) {
        double r87226 = x;
        double r87227 = 1.0;
        double r87228 = r87227 - r87226;
        double r87229 = r87226 / r87228;
        return r87229;
}

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 2020025 
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  :precision binary64
  (/ x (- 1 x)))