Average Error: 0.0 → 0.0
Time: 8.8s
Precision: 64
\[\frac{x \cdot y}{2.0} - \frac{z}{8.0}\]
↓
\[\frac{x \cdot y}{2.0} - \frac{z}{8.0}\]
\frac{x \cdot y}{2.0} - \frac{z}{8.0}
↓
\frac{x \cdot y}{2.0} - \frac{z}{8.0}
double f(double x, double y, double z) {
        double r21696544 = x;
        double r21696545 = y;
        double r21696546 = r21696544 * r21696545;
        double r21696547 = 2.0;
        double r21696548 = r21696546 / r21696547;
        double r21696549 = z;
        double r21696550 = 8.0;
        double r21696551 = r21696549 / r21696550;
        double r21696552 = r21696548 - r21696551;
        return r21696552;
}
↓
double f(double x, double y, double z) {
        double r21696553 = x;
        double r21696554 = y;
        double r21696555 = r21696553 * r21696554;
        double r21696556 = 2.0;
        double r21696557 = r21696555 / r21696556;
        double r21696558 = z;
        double r21696559 = 8.0;
        double r21696560 = r21696558 / r21696559;
        double r21696561 = r21696557 - r21696560;
        return r21696561;
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

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Your Program's Arguments

Results

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Derivation

  1. Initial program 0.0

    \[\frac{x \cdot y}{2.0} - \frac{z}{8.0}\]

  2. Final simplification0.0

    \[\leadsto \frac{x \cdot y}{2.0} - \frac{z}{8.0}\]

Reproduce

herbie shell --seed 2019158 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  (- (/ (* x y) 2.0) (/ z 8.0)))