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## 5.9 Trigonometric Functions

- Function:
*int***mpc_sin***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the sine of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_cos***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the cosine of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_sin_cos***(mpc_t*`rop_sin`, mpc_t`rop_cos`, mpc_t`op`, mpc_rnd_t`rnd_sin`, mpc_rnd_t`rnd_cos`) Set

`rop_sin`to the sine of`op`, rounded according to`rnd_sin`with the precision of`rop_sin`, and`rop_cos`to the cosine of`op`, rounded according to`rnd_cos`with the precision of`rop_cos`.

- Function:
*int***mpc_tan***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the tangent of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_sinh***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the hyperbolic sine of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_cosh***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the hyperbolic cosine of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_tanh***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the hyperbolic tangent of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_asin***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) - Function:
*int***mpc_acos***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) - Function:
*int***mpc_atan***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the inverse sine, inverse cosine, inverse tangent of`op`, rounded according to`rnd`with the precision of`rop`.

- Function:
*int***mpc_asinh***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) - Function:
*int***mpc_acosh***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) - Function:
*int***mpc_atanh***(mpc_t*`rop`, mpc_t`op`, mpc_rnd_t`rnd`) Set

`rop`to the inverse hyperbolic sine, inverse hyperbolic cosine, inverse hyperbolic tangent of`op`, rounded according to`rnd`with the precision of`rop`. The branch cut of`mpc_acosh`is*(-\infty, 1)*.

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