Average Error: 0.0 → 0.0
Time: 8.7s
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 r200869 = x;
        double r200870 = y;
        double r200871 = r200869 * r200870;
        double r200872 = 2.0;
        double r200873 = r200871 / r200872;
        double r200874 = z;
        double r200875 = 8.0;
        double r200876 = r200874 / r200875;
        double r200877 = r200873 - r200876;
        return r200877;
}
↓
double f(double x, double y, double z) {
        double r200878 = x;
        double r200879 = y;
        double r200880 = r200878 * r200879;
        double r200881 = 2.0;
        double r200882 = r200880 / r200881;
        double r200883 = z;
        double r200884 = 8.0;
        double r200885 = r200883 / r200884;
        double r200886 = r200882 - r200885;
        return r200886;
}

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 2019194 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  (- (/ (* x y) 2.0) (/ z 8.0)))