Average Error: 4.8 → 4.8
Time: 1.1s
Precision: binary64
\[\sin \left(\frac{pi \cdot 86}{43}\right)\]
↓
\[\sin \left(\frac{pi \cdot 86}{43}\right)\]
\sin \left(\frac{pi \cdot 86}{43}\right)
↓
\sin \left(\frac{pi \cdot 86}{43}\right)
double code(double pi) {
	return ((double) sin(((double) (((double) (pi * 86.0)) / 43.0))));
}
↓
double code(double pi) {
	return ((double) sin(((double) (((double) (pi * 86.0)) / 43.0))));
}

Error

Bits error versus pi

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 4.8

    \[\sin \left(\frac{pi \cdot 86}{43}\right)\]

  2. Final simplification4.8

    \[\leadsto \sin \left(\frac{pi \cdot 86}{43}\right)\]

Reproduce

herbie shell --seed 2020153 
(FPCore (pi)
  :name "(sin (/ (* pi 86) 43))"
  :precision binary64
  (sin (/ (* pi 86.0) 43.0)))