Average Error: 0.0 → 0.0
Time: 522.0ms
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 r48485 = x;
        double r48486 = y;
        double r48487 = r48485 * r48486;
        double r48488 = 2.0;
        double r48489 = r48487 / r48488;
        double r48490 = z;
        double r48491 = 8.0;
        double r48492 = r48490 / r48491;
        double r48493 = r48489 - r48492;
        return r48493;
}
↓
double f(double x, double y, double z) {
        double r48494 = x;
        double r48495 = y;
        double r48496 = r48494 * r48495;
        double r48497 = 2.0;
        double r48498 = r48496 / r48497;
        double r48499 = z;
        double r48500 = 8.0;
        double r48501 = r48499 / r48500;
        double r48502 = r48498 - r48501;
        return r48502;
}

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 2020045 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))