+public:
+ AngleAxis(const AngleAxis&) = default; ///< Default copy constructor
+ AngleAxis(AngleAxis&&) noexcept = default; ///< Default move constructor
+ AngleAxis& operator=(const AngleAxis&) = default; ///< Default copy assignment operator
+ AngleAxis& operator=(AngleAxis&&) noexcept = default; ///< Default move assignment operator