Average Error: 0.0 → 0.0
Time: 14.9s
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 r249555 = x;
        double r249556 = y;
        double r249557 = r249555 * r249556;
        double r249558 = 2.0;
        double r249559 = r249557 / r249558;
        double r249560 = z;
        double r249561 = 8.0;
        double r249562 = r249560 / r249561;
        double r249563 = r249559 - r249562;
        return r249563;
}
↓
double f(double x, double y, double z) {
        double r249564 = x;
        double r249565 = y;
        double r249566 = r249564 * r249565;
        double r249567 = 2.0;
        double r249568 = r249566 / r249567;
        double r249569 = z;
        double r249570 = 8.0;
        double r249571 = r249569 / r249570;
        double r249572 = r249568 - r249571;
        return r249572;
}

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 2019306 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))