Average Error: 0 → 0
Time: 1.2s
Precision: binary64
\[\log \left(x - 1\right)\]
↓
\[\log \left(x - 1\right)\]
\log \left(x - 1\right)
↓
\log \left(x - 1\right)
double code(double x) {
	return ((double) log(((double) (x - 1.0))));
}
↓
double code(double x) {
	return ((double) log(((double) (x - 1.0))));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0

    \[\log \left(x - 1\right)\]

  2. Final simplification0

    \[\leadsto \log \left(x - 1\right)\]

Reproduce

herbie shell --seed 2020152 
(FPCore (x)
  :name "(log (- x 1))"
  :precision binary64
  (log (- x 1.0)))