Average Error: 0.0 → 0.0
Time: 528.0ms
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 r196479 = x;
        double r196480 = y;
        double r196481 = r196479 * r196480;
        double r196482 = 2.0;
        double r196483 = r196481 / r196482;
        double r196484 = z;
        double r196485 = 8.0;
        double r196486 = r196484 / r196485;
        double r196487 = r196483 - r196486;
        return r196487;
}
↓
double f(double x, double y, double z) {
        double r196488 = x;
        double r196489 = y;
        double r196490 = r196488 * r196489;
        double r196491 = 2.0;
        double r196492 = r196490 / r196491;
        double r196493 = z;
        double r196494 = 8.0;
        double r196495 = r196493 / r196494;
        double r196496 = r196492 - r196495;
        return r196496;
}

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)))