(mathematics) The least upper bound of a subset A of a set S with ordering < is the smallest element of S which is greater than or equal to every element of A. Abbreviated lub. Also known as supremum (sup).
least upper bound
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(¦lēst ¦əp·ər ′bau̇nd)
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 | complete ordered field (mathematics) |
| distributive lattice (mathematics) |
| least-upper-bound axiom (mathematics) |
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 | Sci-Tech Dictionary. McGraw-Hill Dictionary of Scientific and Technical Terms. Copyright © 2003, 1994, 1989, 1984, 1978, 1976, 1974 by McGraw-Hill Companies, Inc. All rights reserved. Read more |
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