Average Error: 0.0 → 0.0
Time: 3.6s
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 r1822954 = x;
        double r1822955 = 1.0;
        double r1822956 = r1822955 - r1822954;
        double r1822957 = r1822954 / r1822956;
        return r1822957;
}
↓
double f(double x) {
        double r1822958 = x;
        double r1822959 = 1.0;
        double r1822960 = r1822959 - r1822958;
        double r1822961 = r1822958 / r1822960;
        return r1822961;
}

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

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

  2. Final simplification0.0

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

Reproduce

herbie shell --seed 2019156 +o rules:numerics
(FPCore (x)
  :name "Numeric.Integration.TanhSinh:nonNegative from integration-0.2.1"
  (/ x (- 1.0 x)))