Average Error: 0.0 → 0.0
Time: 6.2s
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 r1237176 = x;
        double r1237177 = 4.0;
        double r1237178 = pow(r1237176, r1237177);
        double r1237179 = y;
        double r1237180 = pow(r1237179, r1237177);
        double r1237181 = r1237178 - r1237180;
        return r1237181;
}
↓
double f(double x, double y) {
        double r1237182 = x;
        double r1237183 = 4.0;
        double r1237184 = pow(r1237182, r1237183);
        double r1237185 = y;
        double r1237186 = pow(r1237185, r1237183);
        double r1237187 = r1237184 - r1237186;
        return r1237187;
}

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 2019179 
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4.0) (pow y 4.0)))