Incoming links: Division algebra
Forms both a:
- division algebra if thought of with complex multiplication as the bilinear map of the algebra
- field
Kind of extends the complex numbers.
Some facts that make them stand out:
- one of the only three real associative division algebras in addition to the real numbers and complex numbers, according to the classification of associative real division algebras
- the simplest non-commutative division algebra. Contrast for example with complex numbers where multiplication is commutative