Average Error: 0.3 → 0.3
Time: 2.4s
Precision: binary64
\[\sin x - {\left(\cos x\right)}^{2}\]
↓
\[\sin x - {\left(\cos x\right)}^{2}\]
\sin x - {\left(\cos x\right)}^{2}
↓
\sin x - {\left(\cos x\right)}^{2}
double code(double x) {
	return ((double) (((double) sin(x)) - ((double) pow(((double) cos(x)), 2.0))));
}
↓
double code(double x) {
	return ((double) (((double) sin(x)) - ((double) pow(((double) cos(x)), 2.0))));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 0.3

    \[\sin x - {\left(\cos x\right)}^{2}\]

  2. Final simplification0.3

    \[\leadsto \sin x - {\left(\cos x\right)}^{2}\]

Reproduce

herbie shell --seed 2020152 
(FPCore (x)
  :name "(- (sin x) (pow (cos x) 2))"
  :precision binary64
  (- (sin x) (pow (cos x) 2.0)))