About a problem of Ulam concerning flat sections of manifolds

DOI10.1007/BF02566620zbMath0719.57015MaRDI QIDQ2640197

Luis Montejano

Publication date: 1990

Published in: Commentarii Mathematici Helvetici (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/140207

zbMATH Keywords

convex bodyconvex surfaceclosed surfacen-dimensional manifoldproblem of Ulamacyclic sectionsČech-cohomologyflat sectionstopologically embedded manifold

Mathematics Subject Classification ID

Embeddings and immersions in topological manifolds (57N35) Convex sets in (n) dimensions (including convex hypersurfaces) (52A20)

Related Items (2)

Open problems in topology. ⋮ Homological characterizations of Minkowski summands

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