Lorentzian CR structures and nonembeddability

In this paper we construct examples of CR deformations of Lorentzian hypersurfaces which are CR embeddable at all points outside an arbitrarily small compact set whose interior contains a point where CR embeddablity is not possible.

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Bibliographic Details
Published in:Manuscripta mathematica 2018-05, Vol.156 (1-2), p.57-61
Main Authors: Brinkschulte, Judith, Hill, C. Denson
Format: Article
Language:English
Subjects:
Algebraic Geometry
Calculus of Variations and Optimal Control
Optimization
Deformation
Geometry
Lie Groups
Mathematics
Mathematics and Statistics
Number Theory
Topological Groups
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Description
Summary:In this paper we construct examples of CR deformations of Lorentzian hypersurfaces which are CR embeddable at all points outside an arbitrarily small compact set whose interior contains a point where CR embeddablity is not possible.
ISSN:0025-2611
1432-1785
DOI:10.1007/s00229-017-0963-2