Average Error: 0.0 → 0.0
Time: 1.1s
Precision: binary64
\[\sin \left(\frac{x}{2}\right)\]
↓
\[\sin \left(\frac{x}{2}\right)\]
\sin \left(\frac{x}{2}\right)
↓
\sin \left(\frac{x}{2}\right)
double code(double x) {
	return ((double) sin(((double) (x / 2.0))));
}
↓
double code(double x) {
	return ((double) sin(((double) (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 0.0

    \[\sin \left(\frac{x}{2}\right)\]

  2. Final simplification0.0

    \[\leadsto \sin \left(\frac{x}{2}\right)\]

Reproduce

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