Average Error: 40.2 → 40.2
Time: 1.3s
Precision: binary64
\[\frac{e^{x} - 1}{x}\]
↓
\[\frac{e^{x} - 1}{x}\]
\frac{e^{x} - 1}{x}
↓
\frac{e^{x} - 1}{x}
double code(double x) {
	return ((double) (((double) (((double) exp(x)) - 1.0)) / x));
}
↓
double code(double x) {
	return ((double) (((double) (((double) exp(x)) - 1.0)) / x));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 40.2

    \[\frac{e^{x} - 1}{x}\]

  2. Final simplification40.2

    \[\leadsto \frac{e^{x} - 1}{x}\]

Reproduce

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