Average Error: 0.0 → 0.0
Time: 2.4s
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 r222286 = x;
        double r222287 = y;
        double r222288 = r222286 * r222287;
        double r222289 = 2.0;
        double r222290 = r222288 / r222289;
        double r222291 = z;
        double r222292 = 8.0;
        double r222293 = r222291 / r222292;
        double r222294 = r222290 - r222293;
        return r222294;
}
↓
double f(double x, double y, double z) {
        double r222295 = x;
        double r222296 = y;
        double r222297 = r222295 * r222296;
        double r222298 = 2.0;
        double r222299 = r222297 / r222298;
        double r222300 = z;
        double r222301 = 8.0;
        double r222302 = r222300 / r222301;
        double r222303 = r222299 - r222302;
        return r222303;
}

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 2019356 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))