| 765 | |
| 766 | /** \internal \returns the arc cosine of \a a (coeff-wise) */ |
| 767 | template<typename Packet> EIGEN_DECLARE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS |
| 768 | Packet pacos(const Packet& a) { EIGEN_USING_STD(acos); return acos(a); } |
| 769 | |
| 770 | /** \internal \returns the arc tangent of \a a (coeff-wise) */ |
| 771 | template<typename Packet> EIGEN_DECLARE_FUNCTION_ALLOWING_MULTIPLE_DEFINITIONS |