Average Error: 0.0 → 0.0
Time: 14.0s
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 r588949 = x;
        double r588950 = 4.0;
        double r588951 = pow(r588949, r588950);
        double r588952 = y;
        double r588953 = pow(r588952, r588950);
        double r588954 = r588951 - r588953;
        return r588954;
}
↓
double f(double x, double y) {
        double r588955 = x;
        double r588956 = 4.0;
        double r588957 = pow(r588955, r588956);
        double r588958 = y;
        double r588959 = pow(r588958, r588956);
        double r588960 = r588957 - r588959;
        return r588960;
}

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 2019142 
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4) (pow y 4)))