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单词 Meet
释义

meet


Certain posets X have a binary operationMathworldPlanetmath meet denoted by , such that xy is the greatest lower boundMathworldPlanetmath of x and y. Such posets are called meet-semilattices, or -semilattices, or lower semilattices.

If m and m are both meets of x and y, then mm and mm, and so m=m; thus a meet, if it exists, is unique. The meet is also known as the and operator.

Titlemeet
Canonical nameMeet
Date of creation2013-03-22 12:27:37
Last modified on2013-03-22 12:27:37
Owneryark (2760)
Last modified byyark (2760)
Numerical id10
Authoryark (2760)
Entry typeDefinition
Classificationmsc 06A12
Synonymand operator
Related topicJoin
Related topicSemilattice
Definesmeet-semilattice
Definesmeet semilattice
Defineslower semilattice
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更新时间:2025/5/4 11:37:52