Average Error: 0 → 0
Time: 3.1s
Precision: 64
\[\frac{1}{2} \cdot \left(x + y\right)\]
↓
\[\left(y + x\right) \cdot \frac{1}{2}\]
\frac{1}{2} \cdot \left(x + y\right)
↓
\left(y + x\right) \cdot \frac{1}{2}
double f(double x, double y) {
        double r37338488 = 1.0;
        double r37338489 = 2.0;
        double r37338490 = r37338488 / r37338489;
        double r37338491 = x;
        double r37338492 = y;
        double r37338493 = r37338491 + r37338492;
        double r37338494 = r37338490 * r37338493;
        return r37338494;
}
↓
double f(double x, double y) {
        double r37338495 = y;
        double r37338496 = x;
        double r37338497 = r37338495 + r37338496;
        double r37338498 = 1.0;
        double r37338499 = 2.0;
        double r37338500 = r37338498 / r37338499;
        double r37338501 = r37338497 * r37338500;
        return r37338501;
}

Error

Bits error versus x

Bits error versus y

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Results

Enter valid numbers for all inputs

Target

Original0
Target0
Herbie0
\[\frac{x + y}{2}\]

Derivation

  1. Initial program 0

    \[\frac{1}{2} \cdot \left(x + y\right)\]

  2. Final simplification0

    \[\leadsto \left(y + x\right) \cdot \frac{1}{2}\]

Reproduce

herbie shell --seed 2019200 
(FPCore (x y)
  :name "Diagrams.Solve.Polynomial:cubForm  from diagrams-solve-0.1, G"

  :herbie-target
  (/ (+ x y) 2.0)

  (* (/ 1.0 2.0) (+ x y)))