subring
Appearance
English
[edit]Etymology
[edit]Pronunciation
[edit]Noun
[edit]subring (plural subrings)
- (algebra) a ring which is contained in a larger ring, such that the multiplication and addition on the former are a restriction of those on the latter.
Usage notes
[edit]- If the larger ring contains a multiplicative identity, certain authors also require that the identity also be contained in the subring.