Offene Abbildungen von Flächen auf die 2-Sphäre mit minimalem Defekt

DOI10.1007/BF01224734zbMath0334.55007OpenAlexW2002788610MaRDI QIDQ1229013

Ulrich Hirsch

Publication date: 1976

Published in: Archiv der Mathematik (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/bf01224734

Mathematics Subject Classification ID

Special maps on topological spaces (open, closed, perfect, etc.) (54C10) Degree, winding number (55M25)

Related Items (3)

On the Construction of Branched Coverings of Low-Dimensional Manifolds ⋮ On regular homotopy of branched coverings of the sphere ⋮ On branched coverings of the 3-sphere

Cites Work

• Every closed orientable 3-manifold is a 3-fold branched covering space of $S^3$
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