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单词 UpperBound
释义

upper bound


Let S be a set with a partial ordering , and let T be a subset of S.An upper boundMathworldPlanetmath for T is an element zS such that xz for all xT. We say that T is bounded from above if there exists an upper bound for T.

Lower bound, and bounded from below are defined in a similar manner.

Titleupper bound
Canonical nameUpperBound
Date of creation2013-03-22 11:52:15
Last modified on2013-03-22 11:52:15
Ownerdjao (24)
Last modified bydjao (24)
Numerical id9
Authordjao (24)
Entry typeDefinition
Classificationmsc 06A06
Classificationmsc 11A07
Definesbound
Defineslower bound
Definesbounded
Definesbounded from above
Definesbounded from below
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