antichain

<mathematics>

A subset S of a partially ordered set P is an antichain if,

 for all x, y in S,  x <= y  =>  x = y

I.e. no two different elements are related.

("<=" is written in LaTeX as \subseteq).

Last updated: 1995-02-03

Nearby terms:

Anthony Hoareanti-aliasingantichainantisymmetricantivirus

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