Average Error: 0.0 → 0.0
Time: 1.2s
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 r222824 = x;
        double r222825 = y;
        double r222826 = r222824 * r222825;
        double r222827 = 2.0;
        double r222828 = r222826 / r222827;
        double r222829 = z;
        double r222830 = 8.0;
        double r222831 = r222829 / r222830;
        double r222832 = r222828 - r222831;
        return r222832;
}
↓
double f(double x, double y, double z) {
        double r222833 = x;
        double r222834 = y;
        double r222835 = r222833 * r222834;
        double r222836 = 2.0;
        double r222837 = r222835 / r222836;
        double r222838 = z;
        double r222839 = 8.0;
        double r222840 = r222838 / r222839;
        double r222841 = r222837 - r222840;
        return r222841;
}

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 2020062 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))