Average Error: 38.6 → 38.6
Time: 4.9s
Precision: binary64
\[1 - {\left(1 - x\right)}^{n}\]
↓
\[1 - {\left(1 - x\right)}^{n}\]
1 - {\left(1 - x\right)}^{n}
↓
1 - {\left(1 - x\right)}^{n}
double code(double x, double n) {
	return ((double) (1.0 - ((double) pow(((double) (1.0 - x)), n))));
}
↓
double code(double x, double n) {
	return ((double) (1.0 - ((double) pow(((double) (1.0 - x)), n))));
}

Error

Bits error versus x

Bits error versus n

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 38.6

    \[1 - {\left(1 - x\right)}^{n}\]

  2. Final simplification38.6

    \[\leadsto 1 - {\left(1 - x\right)}^{n}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x n)
  :name "(- 1 (pow (- 1 x) n))"
  :precision binary64
  (- 1.0 (pow (- 1.0 x) n)))