Average Error: 0.0 → 0.0
Time: 4.6s
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 r67453 = x;
        double r67454 = 4.0;
        double r67455 = pow(r67453, r67454);
        double r67456 = y;
        double r67457 = pow(r67456, r67454);
        double r67458 = r67455 - r67457;
        return r67458;
}
↓
double f(double x, double y) {
        double r67459 = x;
        double r67460 = 4.0;
        double r67461 = pow(r67459, r67460);
        double r67462 = y;
        double r67463 = pow(r67462, r67460);
        double r67464 = r67461 - r67463;
        return r67464;
}

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 2019133 
(FPCore (x y)
  :name "Radioactive exchange between two surfaces"
  (- (pow x 4) (pow y 4)))