Definition of Lub

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Lub definition was found in categories: Language, Idioms & Slang(2)  Business & Finance(1)  Encyclopedia(1)  

Lub Definition from Language, Idioms & Slang Dictionaries & Glossaries

hEnglish - advanced version
lub

lub
least upper bound


Irish Gaelic words and phrases
lúb
bend, flex


Lub Definition from Business & Finance Dictionaries & Glossaries

Company Info: Ticker, Name, Description
LUB
Lubys Inc
Exchange: NYSE
Holding company with subsidiaries which operate chain of cafeterias under the name "luby's" offering entree vegetable dishes, salads, desserts and other freshly-prepared foods.


Lub Definition from Encyclopedia Dictionaries & Glossaries

Wikipedia English - The Free Encyclopedia
Supremum
In mathematics, given a subset S of a partially ordered set T, the supremum of S, if it exists, is the least element of T that is greater than or equal to each element of S. Consequently, the supremum is also referred to as the least upper bound, lub or LUB. If the supremum exists, it may or may not belong to S. If the supremum exists, it is unique. Suprema are often considered for subsets of real numbersrational numbers, or any other well-known mathematical structure for which it is immediately clear what it means for an element to be "greater-than-or-equal-to" another element. The definition generalizes easily to the more abstract setting of order theory, where one considers arbitrary partially ordered sets.

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