Average Error: 0.0 → 0.0
Time: 986.0ms
Precision: binary64
\[\left({2}^{x} - {2}^{2}\right) + 6\]
↓
\[\left({2}^{x} - {2}^{2}\right) + 6\]
\left({2}^{x} - {2}^{2}\right) + 6
↓
\left({2}^{x} - {2}^{2}\right) + 6
double code(double x) {
	return ((double) (((double) (((double) pow(2.0, x)) - ((double) pow(2.0, 2.0)))) + 6.0));
}
↓
double code(double x) {
	return ((double) (((double) (((double) pow(2.0, x)) - ((double) pow(2.0, 2.0)))) + 6.0));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.0

    \[\left({2}^{x} - {2}^{2}\right) + 6\]

  2. Final simplification0.0

    \[\leadsto \left({2}^{x} - {2}^{2}\right) + 6\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(+ (- (pow 2.0 x) (pow 2.0 2.0)) 6.0)"
  :precision binary64
  (+ (- (pow 2.0 x) (pow 2.0 2.0)) 6.0))