Singularities of dual hypersurfaces of spacelike hypersurfaces in lightcone and Legendrian duality

DOI10.22436/jnsa.009.09.15zbMath1384.57017OpenAlexW2792694207MaRDI QIDQ4591391

Meiling He, Yang Jiang, Zhi-Gang Wang

Publication date: 14 November 2017

Published in: Journal of Nonlinear Sciences and Applications (Search for Journal in Brave)

Full work available at URL: http://www.isr-publications.com/jnsa/articles-2861-singularities-of-dual-hypersurfaces-of-spacelike-hypersurfaces-in-lightcone-and-legendrian-duality

zbMATH Keywords

diffeomorphismswave frontscontact manifoldsreal singularitiescontact structuresLegendrian mapsLegendrian dualitydual hypersurfaceslightcone frame

Mathematics Subject Classification ID

Singularities of differentiable mappings in differential topology (57R45) Local differential geometry of Lorentz metrics, indefinite metrics (53B30) Classical or axiomatic geometry and physics (51P05)

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