quaternion
Definition from Wiktionary, a free dictionary
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[edit] English
[edit] Etymology
From Middle English quaternioun, from Late Latin quaterniō, from quaternī (ablative form of quater, “four times”) + -iōn, “-ion”.[1][2][3]
[edit] Pronunciation
[edit] Noun
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Singular |
Plural |
quaternion (plural quaternions)
- A group or set of four people or things.[3]
- (mathematics) A four-dimensional hypercomplex number that consists of a real dimension and 3 imaginary ones (i, j, k) that are each a square root of -1. They are commonly used in vector mathematics and three-dimensional games. Quaternion multiplication is the most common technique used by mathematicians to avoid gimbal lock when rotating vectors.[3]
[edit] See also
- (math): octonion
[edit] Translations
Mathematical sense
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[edit] References
- Notes:
