Average Error: 0.0 → 0.0
Time: 5.6s
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 r8000115 = x;
        double r8000116 = y;
        double r8000117 = r8000115 * r8000116;
        double r8000118 = 2.0;
        double r8000119 = r8000117 / r8000118;
        double r8000120 = z;
        double r8000121 = 8.0;
        double r8000122 = r8000120 / r8000121;
        double r8000123 = r8000119 - r8000122;
        return r8000123;
}
↓
double f(double x, double y, double z) {
        double r8000124 = x;
        double r8000125 = y;
        double r8000126 = r8000124 * r8000125;
        double r8000127 = 2.0;
        double r8000128 = r8000126 / r8000127;
        double r8000129 = z;
        double r8000130 = 8.0;
        double r8000131 = r8000129 / r8000130;
        double r8000132 = r8000128 - r8000131;
        return r8000132;
}

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 2019179 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  (- (/ (* x y) 2.0) (/ z 8.0)))