Average Error: 0.0 → 0.0
Time: 7.4s
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 r129600 = x;
        double r129601 = 4.0;
        double r129602 = pow(r129600, r129601);
        double r129603 = y;
        double r129604 = pow(r129603, r129601);
        double r129605 = r129602 - r129604;
        return r129605;
}
↓
double f(double x, double y) {
        double r129606 = x;
        double r129607 = 4.0;
        double r129608 = pow(r129606, r129607);
        double r129609 = y;
        double r129610 = pow(r129609, r129607);
        double r129611 = r129608 - r129610;
        return r129611;
}

Error

Bits error versus x

Bits error versus y

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Your Program's Arguments

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 2019163 +o rules:numerics
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4) (pow y 4)))