Average Error: 26.3 → 26.3
Time: 1.6s
Precision: binary64
\[\frac{\sin \left(x - 1\right)}{\sin x}\]
↓
\[\frac{\sin \left(x - 1\right)}{\sin x}\]
\frac{\sin \left(x - 1\right)}{\sin x}
↓
\frac{\sin \left(x - 1\right)}{\sin x}
double code(double x) {
	return ((double) (((double) sin(((double) (x - 1.0)))) / ((double) sin(x))));
}
↓
double code(double x) {
	return ((double) (((double) sin(((double) (x - 1.0)))) / ((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 26.3

    \[\frac{\sin \left(x - 1\right)}{\sin x}\]

  2. Final simplification26.3

    \[\leadsto \frac{\sin \left(x - 1\right)}{\sin x}\]

Reproduce

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