Totally ordered set
A totally ordered set or connex is a poset in which any two elements are in relation. order
Hence it a set
- reflexive — for all
, - transitive — if
and , then - antisymmetric — if
and , then - total — for all
, or
Viewing Posets as categories, a this is equivalent to a connex category. A subset of a poset that is total is called a chain.