The dual quaternion $\mathbb{D}$ is a ring as I know, but the unit dual quaternion is a Lie Group. I cannot find a proper group notation as Sp(1)/SU(2)/$\mathbb{S}^3$ for quaternion. Can anybody give some help?
2026-04-07 03:18:47.1775531927
What is the notation of Unit Dual Quaternion Group
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