Average Error: 60.4 → 0
Time: 3.7s
Precision: binary64
\[\sin \left(\pi - x\right)\]
↓
\[\sin x\]
\sin \left(\pi - x\right)
↓
\sin x
double code(double x) {
	return ((double) sin(((double) (((double) M_PI) - x))));
}
↓
double code(double x) {
	return ((double) sin(x));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 60.4

    \[\sin \left(\pi - x\right)\]

  2. Simplified0

    \[\leadsto \color{blue}{\sin x}\]

  3. Final simplification0

    \[\leadsto \sin x\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(sin (- PI x))"
  :precision binary64
  (sin (- PI x)))