Average Error: 0.0 → 0.0
Time: 13.3s
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 r531988 = x;
        double r531989 = 4.0;
        double r531990 = pow(r531988, r531989);
        double r531991 = y;
        double r531992 = pow(r531991, r531989);
        double r531993 = r531990 - r531992;
        return r531993;
}
↓
double f(double x, double y) {
        double r531994 = x;
        double r531995 = 4.0;
        double r531996 = pow(r531994, r531995);
        double r531997 = y;
        double r531998 = pow(r531997, r531995);
        double r531999 = r531996 - r531998;
        return r531999;
}

Error

Bits error versus x

Bits error versus y

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Results

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Derivation

  1. Initial program 0.0

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

  2. Final simplification0.0

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

Reproduce

herbie shell --seed 2019143 
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4) (pow y 4)))