Average Error: 0.0 → 0.0
Time: 511.0ms
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 r213075 = x;
        double r213076 = y;
        double r213077 = r213075 * r213076;
        double r213078 = 2.0;
        double r213079 = r213077 / r213078;
        double r213080 = z;
        double r213081 = 8.0;
        double r213082 = r213080 / r213081;
        double r213083 = r213079 - r213082;
        return r213083;
}
↓
double f(double x, double y, double z) {
        double r213084 = x;
        double r213085 = y;
        double r213086 = r213084 * r213085;
        double r213087 = 2.0;
        double r213088 = r213086 / r213087;
        double r213089 = z;
        double r213090 = 8.0;
        double r213091 = r213089 / r213090;
        double r213092 = r213088 - r213091;
        return r213092;
}

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 2020024 
(FPCore (x y z)
  :name "Diagrams.Solve.Polynomial:quartForm  from diagrams-solve-0.1, D"
  :precision binary64
  (- (/ (* x y) 2) (/ z 8)))