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Look up quaternion in Wiktionary, the free dictionary.
In mathematics
editThe quaternions form a number system that extends the complex numbers.
- Quaternion rotation
- Quaternion group, a non-abelian group of order 8
Symbols
edit- Imperial quaternions (heraldry of the Holy Roman Empire)
Military uses
edit- A group of four soldiers in the Roman legion
- A fireteam
Other
edit- Quaternion (gathering), four folded sheets as a unit in bookbinding
- Quaternion (poetry), a style of poetry with four parts