作者: Alexander Kharazishvili , Tengiz Tetunashvili
DOI: 10.1515/GMJ.2008.665
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摘要: A version of the precise deflnition Euler{Venn diagram for a given family subsets universal set is presented. Certain geometrical properties such diagrams are discussed and close connections with purely combinatorial problems theory convex sets indicated. In particular, some realizations uncountable independent families considered.