21. From any totally ordered set of representations, we can construct a representation as follows. 22. A closure operator on a partially ordered set is determined by its closed elements. 23. The Bechers used the term typology to describe these ordered sets of photographs. 24. Let " X " be a simply ordered set endowed with the order topology. 25. He was ordered set free a week later but also ordered not to leave Rome. 26. Complete lattices are partially ordered sets , where every subset has an infimum and a supremum. 27. One can also glue together different linearly ordered sets to form a circularly ordered set . 28. A distribution is an ordered set of random variables 29. It has also been used to study topology of partially ordered sets and bruhat orders. 30. More generally, Chomp can be played on any partially ordered set with a least element.
