Please use this identifier to cite or link to this item:
Title: Local homeomorphisms via ultrafilter convergence
Authors: Clementino, Maria Manuel 
Hofmann, Dirk 
Janelidze, George 
Keywords: Local homeomorphism; Discrete fibration; Ultrafilter
Issue Date: 2003
Publisher: Centro de Matemática da Universidade de Coimbra
Citation: Pré-Publicações DMUC. 03-13 (2003)
Abstract: Using the ultrafilter-convergence description of topological spaces, we generalize Janelidze-Sobral characterization of local homeomorphisms between finite topological spaces, showing that local homeomorphisms are the pullback-stable discrete fibrations.
Rights: openAccess
Appears in Collections:FCTUC Matemática - Artigos em Revistas Nacionais

Files in This Item:
File Description SizeFormat
Local homeomorphisms via ultrafilter convergence.pdf206.53 kBAdobe PDFView/Open
Show full item record

Page view(s)

checked on Dec 5, 2022


checked on Dec 5, 2022

Google ScholarTM


Items in DSpace are protected by copyright, with all rights reserved, unless otherwise indicated.