semilattice

English

semi- +‎ lattice

semilattice (plural semilattices)

(mathematics) A partially ordered set that either has a join (a least upper bound) for any nonempty finite subset (a join-semilattice or upper semilattice) or has a meet (or greatest lower bound) for any nonempty finite subset (a meet-semilattice or lower semilattice). Equivalently, an underlying set which has a binary operation which is associative, commutative, and idempotent.[1]

单词	semilattice
释义	semilattice English Etymology semi- +‎ lattice Noun semilattice (plural semilattices) (mathematics) A partially ordered set that either has a join (a least upper bound) for any nonempty finite subset (a join-semilattice or upper semilattice) or has a meet (or greatest lower bound) for any nonempty finite subset (a meet-semilattice or lower semilattice). Equivalently, an underlying set which has a binary operation which is associative, commutative, and idempotent.[1] References Vaughan Pratt (2004) Chapter 1 : Lattice Theory‎, boole.stanford.edu, §1.2.2
随便看	ҝәнҹ ҝәтирмәк ҝәтирмәмәк ҝәтирмәјән ҝәтирән ҝөбәк ҝөз ҝөн ҝөрмәк ҝөрмәмәк ҝөрмәјән ҝөрән ҝөјдәлән Ҟ ҟ -ҟа ҟаапа ҟааҭа ҟ'аб'агьы ҟ'аб'цәа ҟада Ҟазахсҭан ҟ'амаҟ ҟ'амаҟ' Ҟамлаҭ