Average Error: 0 → 0
Time: 590.0ms
Precision: binary64
\[\sin \left(\frac{\pi}{2}\right)\]
↓
\[\sin \left(\frac{\pi}{2}\right)\]
\sin \left(\frac{\pi}{2}\right)
↓
\sin \left(\frac{\pi}{2}\right)
double code() {
	return ((double) sin(((double) (((double) M_PI) / 2.0))));
}
↓
double code() {
	return ((double) sin(((double) (((double) M_PI) / 2.0))));
}

Error

Try it out

Your Program's Arguments

    Results

    Enter valid numbers for all inputs

    Derivation

    1. Initial program 0

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

    2. Final simplification0

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

    Reproduce

    herbie shell --seed 2020153 
(FPCore ()
  :name "(sin (/ PI 2))"
  :precision binary64
  (sin (/ PI 2.0)))