Average Error: 0.0 → 0.0
Time: 743.0ms
Precision: 64
\[\frac{x \cdot y}{2} - \frac{z}{8}\]
↓
\[\frac{x \cdot y}{2} - \frac{z}{8}\]
\frac{x \cdot y}{2} - \frac{z}{8}
↓
\frac{x \cdot y}{2} - \frac{z}{8}
double f(double x, double y, double z) {
        double r254512 = x;
        double r254513 = y;
        double r254514 = r254512 * r254513;
        double r254515 = 2.0;
        double r254516 = r254514 / r254515;
        double r254517 = z;
        double r254518 = 8.0;
        double r254519 = r254517 / r254518;
        double r254520 = r254516 - r254519;
        return r254520;
}
↓
double f(double x, double y, double z) {
        double r254521 = x;
        double r254522 = y;
        double r254523 = r254521 * r254522;
        double r254524 = 2.0;
        double r254525 = r254523 / r254524;
        double r254526 = z;
        double r254527 = 8.0;
        double r254528 = r254526 / r254527;
        double r254529 = r254525 - r254528;
        return r254529;
}

Error

Bits error versus x

Bits error versus y

Bits error versus z

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\frac{x \cdot y}{2} - \frac{z}{8}\]

  2. Final simplification0.0

    \[\leadsto \frac{x \cdot y}{2} - \frac{z}{8}\]

Reproduce

herbie shell --seed 2019354 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))