▾ Set of symbols
▾ Alphabet
▾ Deduction system
▾ Theory
▾ Zermelo-Fraenkel set theory
▾ Set
▾ Binary cartesian set product
▾ Binary relation
▾ Map
▾ Cartesian product
▾ Complex cartesian product
▾ Real cartesian product
▾ Euclidean real Cartesian product
Set of quaternions
Formulation 0
Let $\mathbb{R}$ be the D282: Set of real numbers.
The set of quaternions is the D11: Set \begin{equation} \mathbb{R}^4 \end{equation}