Average Error: 0.0 → 0.0
Time: 4.0s
Precision: 64
\[x \cdot e^{y \cdot y}\]
↓
\[x \cdot e^{y \cdot y}\]
x \cdot e^{y \cdot y}
↓
x \cdot e^{y \cdot y}
double f(double x, double y) {
        double r1618444 = x;
        double r1618445 = y;
        double r1618446 = r1618445 * r1618445;
        double r1618447 = exp(r1618446);
        double r1618448 = r1618444 * r1618447;
        return r1618448;
}
↓
double f(double x, double y) {
        double r1618449 = x;
        double r1618450 = y;
        double r1618451 = r1618450 * r1618450;
        double r1618452 = exp(r1618451);
        double r1618453 = r1618449 * r1618452;
        return r1618453;
}

Error

Bits error versus x

Bits error versus y

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Your Program's Arguments

Results

Enter valid numbers for all inputs

Target

Original0.0
Target0.0
Herbie0.0
\[x \cdot {\left(e^{y}\right)}^{y}\]

Derivation

  1. Initial program 0.0

    \[x \cdot e^{y \cdot y}\]

  2. Final simplification0.0

    \[\leadsto x \cdot e^{y \cdot y}\]

Reproduce

herbie shell --seed 2020057 
(FPCore (x y)
  :name "Data.Number.Erf:$dmerfcx from erf-2.0.0.0"
  :precision binary64

  :herbie-target
  (* x (pow (exp y) y))

  (* x (exp (* y y))))