Average Error: 0.1 → 0.1
Time: 13.4s
Precision: 64
\[\frac{x \cdot x - 3}{6}\]
↓
\[\frac{x \cdot x - 3}{6}\]
\frac{x \cdot x - 3}{6}
↓
\frac{x \cdot x - 3}{6}
double f(double x) {
        double r3185427 = x;
        double r3185428 = r3185427 * r3185427;
        double r3185429 = 3.0;
        double r3185430 = r3185428 - r3185429;
        double r3185431 = 6.0;
        double r3185432 = r3185430 / r3185431;
        return r3185432;
}
↓
double f(double x) {
        double r3185433 = x;
        double r3185434 = r3185433 * r3185433;
        double r3185435 = 3.0;
        double r3185436 = r3185434 - r3185435;
        double r3185437 = 6.0;
        double r3185438 = r3185436 / r3185437;
        return r3185438;
}

Error

Bits error versus x

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.1

    \[\frac{x \cdot x - 3}{6}\]

  2. Final simplification0.1

    \[\leadsto \frac{x \cdot x - 3}{6}\]

Reproduce

herbie shell --seed 2019172 
(FPCore (x)
  :name "Numeric.SpecFunctions:invIncompleteBetaWorker from math-functions-0.1.5.2, H"
  (/ (- (* x x) 3.0) 6.0))