Average Error: 0 → 0
Time: 984.0ms
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 r272004 = a;
        double r272005 = b;
        double r272006 = r272004 - r272005;
        double r272007 = fabs(r272006);
        double r272008 = 2.0;
        double r272009 = r272007 / r272008;
        return r272009;
}
↓
double f(double a, double b) {
        double r272010 = a;
        double r272011 = b;
        double r272012 = r272010 - r272011;
        double r272013 = fabs(r272012);
        double r272014 = 2.0;
        double r272015 = r272013 / r272014;
        return r272015;
}

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 2019130 
(FPCore (a b)
  :name "fabs fraction 2"
  (/ (fabs (- a b)) 2))