An answer to a question of David A. Rose

Authors

  • Miguel Caldas Universidade Federal Fluminense

Keywords:

topological space, weak continuity, weak openness

Abstract

In 1984 David.A. Rose {3} asked the following question: When a surjection f : X ?Y , is weak openness related to the condition Cl(f(U)) f(Cl(U)) for each open U X?. In this note we give an alternative answer to his question.

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Published

2001-02-10

How to Cite

Caldas, M. (2001). An answer to a question of David A. Rose. Pro Mathematica, 15(29-30), 93–96. Retrieved from https://revistas.pucp.edu.pe/index.php/promathematica/article/view/8169

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Section

Artículos