additive identity
Noun. (algebra) An element of an algebraic structure, generally denoted ''0'', which is an identity for an additive operation (generally denoted ''+''). That is, ''x + 0 = 0 + x = x'' for any ''x'' in the structure.This is an unmodified, but possibly outdated, definition from Wiktionary and used here under the Creative Commons license. Wiktionary is a great resource. If you like it too, please donate to Wikimedia.
This entry was last updated on RefTopia from its source on 3/20/2012.