Average Error: 0 → 0
Time: 784.0ms
Precision: 64
\[\frac{\left|a - b\right|}{2}\]
↓
\[\frac{\left|a - b\right|}{2}\]
\frac{\left|a - b\right|}{2}
↓
\frac{\left|a - b\right|}{2}
double f(double a, double b) {
        double r140129 = a;
        double r140130 = b;
        double r140131 = r140129 - r140130;
        double r140132 = fabs(r140131);
        double r140133 = 2.0;
        double r140134 = r140132 / r140133;
        return r140134;
}
↓
double f(double a, double b) {
        double r140135 = a;
        double r140136 = b;
        double r140137 = r140135 - r140136;
        double r140138 = fabs(r140137);
        double r140139 = 2.0;
        double r140140 = r140138 / r140139;
        return r140140;
}

Error

Bits error versus a

Bits error versus b

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0

    \[\frac{\left|a - b\right|}{2}\]

  2. Final simplification0

    \[\leadsto \frac{\left|a - b\right|}{2}\]

Reproduce

herbie shell --seed 2019168 
(FPCore (a b)
  :name "fabs fraction 2"
  (/ (fabs (- a b)) 2))