Average Error: 26.4 → 26.4
Time: 1.3s
Precision: binary64
\[\sin \left(x - \pi\right) - 1\]
↓
\[\sin \left(x - \pi\right) - 1\]
\sin \left(x - \pi\right) - 1
↓
\sin \left(x - \pi\right) - 1
double code(double x) {
	return ((double) (((double) sin(((double) (x - ((double) M_PI))))) - 1.0));
}
↓
double code(double x) {
	return ((double) (((double) sin(((double) (x - ((double) M_PI))))) - 1.0));
}

Error

Bits error versus x

Try it out

Your Program's Arguments

Results

Enter valid numbers for all inputs

Derivation

  1. Initial program 26.4

    \[\sin \left(x - \pi\right) - 1\]

  2. Final simplification26.4

    \[\leadsto \sin \left(x - \pi\right) - 1\]

Reproduce

herbie shell --seed 2020153 
(FPCore (x)
  :name "(- (sin (- x PI)) 1)"
  :precision binary64
  (- (sin (- x PI)) 1.0))