您要查找的是不是：
- 四元數MUSICquaternion-MUSIC
- 四元數一實數和一矢量的和的表達式，有四個項，一個為實數項，另外三個為虛數項An expression that is the sum of a real number and a vector and that contains four terms, one real and three imaginary.
- 四元數quaternion
- 半四元數semiquaternion
- 整四元數integral quaternion
- 極四元數quadriquaternion
- 純四元數pure quaternion
- 倍四元數Double quaternions
- 反四元數inverse quaternion
- 雙四元數biquaternion
- 四元數法quaternion
- 四元數環ring of quaternions
- 四元數群quaternion group
- 四元數體quaternion field
- 四元數域quaternion field
- 復四元數biquaternion
- 實四元數quatemion
- 四元數矩quatemion-moment
- 虛四元數imaginary quaternion
- 擬四元數的asi-quaternionic
