Average Error: 0.0 → 0.0
Time: 4.9s
Precision: 64
\[{x}^{4} - {y}^{4}\]
↓
\[{x}^{4} - {y}^{4}\]
{x}^{4} - {y}^{4}
↓
{x}^{4} - {y}^{4}
double f(double x, double y) {
        double r104364 = x;
        double r104365 = 4.0;
        double r104366 = pow(r104364, r104365);
        double r104367 = y;
        double r104368 = pow(r104367, r104365);
        double r104369 = r104366 - r104368;
        return r104369;
}
↓
double f(double x, double y) {
        double r104370 = x;
        double r104371 = 4.0;
        double r104372 = pow(r104370, r104371);
        double r104373 = y;
        double r104374 = pow(r104373, r104371);
        double r104375 = r104372 - r104374;
        return r104375;
}

Error

Bits error versus x

Bits error versus y

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Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[{x}^{4} - {y}^{4}\]

  2. Final simplification0.0

    \[\leadsto {x}^{4} - {y}^{4}\]

Reproduce

herbie shell --seed 2019129 
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4) (pow y 4)))