ingrate 发表于 2025-3-28 17:02:33
https://doi.org/10.1057/9781403907301amily reflects some kind of “dependence” between them. In this chapter we will study the weakest kind of this dependence – the members are required to be non-disjoint. A family is . if any two of its sets have a non-empty intersection.Ceramic 发表于 2025-3-28 21:24:09
https://doi.org/10.1007/978-94-011-4463-6elation < between its elements which is transitive and antysymmetric: if .<. and .<. then .<., but .<. and .<. cannot both hold. We write .≤. if .<. or .=.. Elements . and . are . if either .≤. or .≤. (or both) hold.figment 发表于 2025-3-29 02:52:04
http://reply.papertrans.cn/33/3201/320009/320009_43.pngmunicipality 发表于 2025-3-29 04:26:34
http://reply.papertrans.cn/33/3201/320009/320009_44.png裁决 发表于 2025-3-29 08:20:10
http://reply.papertrans.cn/33/3201/320009/320009_45.pngCursory 发表于 2025-3-29 11:58:30
Intersecting Familiesamily reflects some kind of “dependence” between them. In this chapter we will study the weakest kind of this dependence – the members are required to be non-disjoint. A family is . if any two of its sets have a non-empty intersection.canonical 发表于 2025-3-29 18:07:11
Chains and Antichainselation < between its elements which is transitive and antysymmetric: if .<. and .<. then .<., but .<. and .<. cannot both hold. We write .≤. if .<. or .=.. Elements . and . are . if either .≤. or .≤. (or both) hold.执 发表于 2025-3-29 20:54:53
Density and Universalityoperty play an important role: . Such sets are called (.,.)-.. If the same holds not for all but only for . subset . of . indices, then . is called (.,.)-.. The maximal number ., for which . is (.,.)-dense, is also known as the . of ..Fibroid 发表于 2025-3-30 03:26:01
Eigenvalues and Graph Expansionmize algorithms as well as to construct good error-correcting codes. Basically, an expander has the property that every subset of its vertices has a large set of neighbors. This particularly implies that any pair of vertices is connected by a short path.cavity 发表于 2025-3-30 07:11:03
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