### 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 language | English |
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Pages (from-to) | 237-241 |

Number of pages | 5 |

Journal | Proceedings of the American Mathematical Society |

Volume | 109 |

Issue number | 1 |

DOIs | |

Publication status | Published - 1990 |

Externally published | Yes |

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### Keywords

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

### ASJC Scopus subject areas

- Mathematics(all)
- Applied Mathematics