Average Error: 15.7 → 15.7
Time: 708.0ms
Precision: binary64
\[\log \left(\left|x \cdot y\right|\right)\]
↓
\[\log \left(\left|x \cdot y\right|\right)\]
\log \left(\left|x \cdot y\right|\right)
↓
\log \left(\left|x \cdot y\right|\right)
double code(double x, double y) {
	return ((double) log(((double) fabs(((double) (x * y))))));
}
↓
double code(double x, double y) {
	return ((double) log(((double) fabs(((double) (x * y))))));
}

Error

Bits error versus x

Bits error versus y

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 15.7

    \[\log \left(\left|x \cdot y\right|\right)\]

  2. Final simplification15.7

    \[\leadsto \log \left(\left|x \cdot y\right|\right)\]

Reproduce

herbie shell --seed 2020152 
(FPCore (x y)
  :name "(log (fabs (* x y)))"
  :precision binary64
  (log (fabs (* x y))))