Trigonometric Functions With Error Estimates
- Function: double gsl_sf_sin_err (double x, double dx)
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- Function: int gsl_sf_sin_err_e (double x, double dx, gsl_sf_result * result)
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These routines compute the sine of an angle x with an associated
absolute error dx,
\sin(x \pm dx).
- Function: double gsl_sf_cos_err (double x, double dx)
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- Function: int gsl_sf_cos_err_e (double x, double dx, gsl_sf_result * result)
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These routines compute the cosine of an angle x with an associated
absolute error dx,
\cos(x \pm dx).