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least upper bound
noun
,
Mathematics.
1.
an upper bound that is less than or equal to all the upper bounds of a particular set.
3
is the least upper bound of the set consisting of
1, 2, 3. Abbr.:
lub.
Expand
Also called
supremum
.
Dictionary.com Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2015.
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