Abstract: Let H and K be disjoint closed sets, in a topological space X, and let C be a closed set, disjoint from H and K. If X – C is the union of two disjoint open sets, containing H and K respectively, then C separates H from K (in X).
Publication Year: 1977
Publication Date: 1977-01-01
Language: en
Type: book-chapter
Indexed In: ['crossref']
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