Average Error: 0.0 → 0.0
Time: 3.0s
Precision: 64
\[\frac{x \cdot y}{2.0} - \frac{z}{8.0}\]
↓
\[\frac{x \cdot y}{2.0} - \frac{z}{8.0}\]
\frac{x \cdot y}{2.0} - \frac{z}{8.0}
↓
\frac{x \cdot y}{2.0} - \frac{z}{8.0}
double f(double x, double y, double z) {
        double r12857388 = x;
        double r12857389 = y;
        double r12857390 = r12857388 * r12857389;
        double r12857391 = 2.0;
        double r12857392 = r12857390 / r12857391;
        double r12857393 = z;
        double r12857394 = 8.0;
        double r12857395 = r12857393 / r12857394;
        double r12857396 = r12857392 - r12857395;
        return r12857396;
}
↓
double f(double x, double y, double z) {
        double r12857397 = x;
        double r12857398 = y;
        double r12857399 = r12857397 * r12857398;
        double r12857400 = 2.0;
        double r12857401 = r12857399 / r12857400;
        double r12857402 = z;
        double r12857403 = 8.0;
        double r12857404 = r12857402 / r12857403;
        double r12857405 = r12857401 - r12857404;
        return r12857405;
}

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

    \[\frac{x \cdot y}{2.0} - \frac{z}{8.0}\]

  2. Final simplification0.0

    \[\leadsto \frac{x \cdot y}{2.0} - \frac{z}{8.0}\]

Reproduce

herbie shell --seed 2019162 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  (- (/ (* x y) 2.0) (/ z 8.0)))