Average Error: 0.1 → 0.1
Time: 1.2s
Precision: binary64
\[e^{\cos x}\]
↓
\[e^{\cos x}\]
e^{\cos x}
↓
e^{\cos x}
double code(double x) {
	return ((double) exp(((double) cos(x))));
}
↓
double code(double x) {
	return ((double) exp(((double) cos(x))));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.1

    \[e^{\cos x}\]

  2. Final simplification0.1

    \[\leadsto e^{\cos x}\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(exp (cos x))"
  :precision binary64
  (exp (cos x)))