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A compact set \(A \not = \emptyset \) in X is said to be cell-like in X if A is contractible in every neighborhood of A in X.

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Cell-Like Maps and Related Topics

  • 章节

  • 发表日期：

    2026年

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  • Katsuro Sakai

摘要

A compact set \(A \not = \emptyset \) in X is said to be cell-like in X if A is contractible in every neighborhood of A in X.