On false branch points of incompressible branched immersions

We prove that a branched immersion of a surface with boundary into a differentiable manifold has no false branch points (in fact, no ramified points) if the immersion induces an isomorphism of fundamental groups and some other natural hypotheses are satisfied. This result has immediate applications...

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Hauptverfasser: Gulliver, Robert (VerfasserIn) , Tomi, Friedrich (VerfasserIn)
Dokumenttyp: Article (Journal)
Sprache:Englisch
Veröffentlicht: September 1989
In: Manuscripta mathematica
Year: 1989, Jahrgang: 63, Heft: 3, Pages: 293-302
ISSN:1432-1785
DOI:10.1007/BF01168372
Online-Zugang:Resolving-System, lizenzpflichtig, Volltext: https://doi.org/10.1007/BF01168372
Verlag, lizenzpflichtig, Volltext: https://link.springer.com/article/10.1007/BF01168372
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Verfasserangaben:Robert Gulliver and Friedrich Tomi
Beschreibung
Zusammenfassung:We prove that a branched immersion of a surface with boundary into a differentiable manifold has no false branch points (in fact, no ramified points) if the immersion induces an isomorphism of fundamental groups and some other natural hypotheses are satisfied. This result has immediate applications to Plateau's problem.
Beschreibung:Gesehen am 25.06.2021
Beschreibung:Online Resource
ISSN:1432-1785
DOI:10.1007/BF01168372