Singularities of de Sitter Gauss map of timelike hypersurface in Minkowski 4-space

DOI10.1007/S11425-008-0033-ZzbMath1144.53022OpenAlexW1726150147MaRDI QIDQ931502

Lingling Kong, Dong He Pei

Publication date: 25 June 2008

Published in: Science in China. Series A (Search for Journal in Brave)

Full work available at URL: https://doi.org/10.1007/s11425-008-0033-z

zbMATH Keywords

de Sitter Gauss maptime-like height functiontime-like hypersurface

Mathematics Subject Classification ID

Non-Euclidean differential geometry (53A35) Classification; finite determinacy of map germs (58K40)

Related Items (6)

Hochschild (co)homology of Yoneda algebras of reconstruction algebras of type A 1 ⋮ Singularities of lightlike hypersurface in semi-Euclidean 4-space with index 2 ⋮ The Lorentzian surfaces in semi-Euclidean 4-space with index 2 ⋮ Weak finite determinacy of relative map-germs ⋮ Singularities of tangent lightcone map of a timelike surface in Minkowski 4-space ⋮ Singularities for normal hypersurfaces of de Sitter timelike curves in Minkowski 4-space

Cites Work

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• On contact between submanifolds
• Contact equivalence for Lagrangian manifolds
• Singularities of lightlike hypersurfaces in Minkowski four-space
• On Generic Composites of Maps

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