Average Error: 0 → 0
Time: 1.2s
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 r12038 = a;
        double r12039 = b;
        double r12040 = r12038 - r12039;
        double r12041 = fabs(r12040);
        double r12042 = 2.0;
        double r12043 = r12041 / r12042;
        return r12043;
}
↓
double f(double a, double b) {
        double r12044 = a;
        double r12045 = b;
        double r12046 = r12044 - r12045;
        double r12047 = fabs(r12046);
        double r12048 = 2.0;
        double r12049 = r12047 / r12048;
        return r12049;
}

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 2019179 
(FPCore (a b)
  :name "fabs fraction 2"
  (/ (fabs (- a b)) 2.0))