Average Error: 0.0 → 0.0
Time: 826.0ms
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 r225381 = x;
        double r225382 = y;
        double r225383 = r225381 * r225382;
        double r225384 = 2.0;
        double r225385 = r225383 / r225384;
        double r225386 = z;
        double r225387 = 8.0;
        double r225388 = r225386 / r225387;
        double r225389 = r225385 - r225388;
        return r225389;
}
↓
double f(double x, double y, double z) {
        double r225390 = x;
        double r225391 = y;
        double r225392 = r225390 * r225391;
        double r225393 = 2.0;
        double r225394 = r225392 / r225393;
        double r225395 = z;
        double r225396 = 8.0;
        double r225397 = r225395 / r225396;
        double r225398 = r225394 - r225397;
        return r225398;
}

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 2020081 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))