Abstract
Let F be a collection of subsets of an n element set S, such that no member of F contains another. We call such a collection an antichain, in contrast to a collection that is totally ordered by inclusion which one usually calls a chain.
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© 1975 Mathematical Centre, Amsterdam
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Kleitman, D.J. (1975). On An Extremal Property of Antichains in Partial Orders. The Lym Property and Some of Its Implications and Applications. In: Hall, M., van Lint, J.H. (eds) Combinatorics. NATO Advanced Study Institutes Series, vol 16. Springer, Dordrecht. https://doi.org/10.1007/978-94-010-1826-5_14
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DOI: https://doi.org/10.1007/978-94-010-1826-5_14
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