Average Error: 0.0 → 0.0
Time: 5.2s
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 r110423 = x;
        double r110424 = 4.0;
        double r110425 = pow(r110423, r110424);
        double r110426 = y;
        double r110427 = pow(r110426, r110424);
        double r110428 = r110425 - r110427;
        return r110428;
}
↓
double f(double x, double y) {
        double r110429 = x;
        double r110430 = 4.0;
        double r110431 = pow(r110429, r110430);
        double r110432 = y;
        double r110433 = pow(r110432, r110430);
        double r110434 = r110431 - r110433;
        return r110434;
}

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 2019152 
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4) (pow y 4)))