First countability and local simple connectivity of one point unions

Katsuya Eda

Research output: Contribution to journalArticle

4 Citations (Scopus)

Abstract

There exists a path-connected, simply connected, Tychonoff space X with x suchthat X is locally simply connected at x, but (X, x) V (X, x) is not simply connected.

Original languageEnglish
Pages (from-to)237-241
Number of pages5
JournalProceedings of the American Mathematical Society
Volume109
Issue number1
DOIs
Publication statusPublished - 1990
Externally publishedYes

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Connectivity
Union
Locally Connected
Path

Keywords

  • First countable
  • Fundamental group
  • Locally simply connected
  • One point union

ASJC Scopus subject areas

  • Mathematics(all)
  • Applied Mathematics

Cite this

First countability and local simple connectivity of one point unions. / Eda, Katsuya.

In: Proceedings of the American Mathematical Society, Vol. 109, No. 1, 1990, p. 237-241.

Research output: Contribution to journalArticle

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