Subset
This is the current revision of Subset as edited by JimFullerton (talk | contribs) at 19:11, February 6, 2011. This URL is a permanent link to this version of this page.
A subset is a set within another set.
Mathematical Definition
Let A and B be sets. A is a subset of B if and only if every element of A is also an element of B.
AâB <=> (â)(xâA => xâB}