Contact properties of codimension 2 submanifolds with flat normal bundle
Author(s) -
J. J. NuñoBallesteros,
M. C. Romero Fuster
Publication year - 2010
Publication title -
revista matemática iberoamericana
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 1.569
H-Index - 52
eISSN - 2235-0616
pISSN - 0213-2230
DOI - 10.4171/rmi/617
Subject(s) - codimension , normal bundle , bundle , mathematics , geometry , pure mathematics , mathematical analysis , materials science , vector bundle , composite material
Given an immersed submanifold Mn ⊂ Rn+2, we characterize the vanishing of the normal curvature RD at a point p ∈ M in terms of the behaviour of the asymptotic directions and the curvature locus at p. We relate the affine properties of codimension 2 submanifolds with flat normal bundle with the conformal properties of hypersurfaces in Euclidean space. We also characterize the semiumbilical, hypespherical and conformally flat submanifolds of codimension 2 in terms of their curvature loci.
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