Null hypersurfaces as wave fronts in Lorentz-Minkowski space

Fuente: arXiv
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Hauptverfasser: Akamine, Shintaro, Honda, Atsufumi, Umehara, Masaaki, Yamada, Kotaro
Format: Preprint
Veröffentlicht: 2022
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author Akamine, Shintaro
Honda, Atsufumi
Umehara, Masaaki
Yamada, Kotaro
author_facet Akamine, Shintaro
Honda, Atsufumi
Umehara, Masaaki
Yamada, Kotaro
contents In this paper, we show that ``$L$-complete null hypersurfaces'' (i.e. ruled hypersurfaces foliated by entirety of light-like lines) as wave fronts in the $(n+1)$-dimensional Lorentz-Minkowski space are canonically induced by hypersurfaces in the $n$-dimensional Euclidean space. As an application, we show that most of null wave fronts can be realized as restrictions of certain $L$-complete null wave fronts. Moreover, we determine $L$-complete null wave fronts whose singular sets are compact.
format Preprint
id arxiv_https___arxiv_org_abs_2203_02864
institution arXiv
publishDate 2022
record_format arxiv
spellingShingle Null hypersurfaces as wave fronts in Lorentz-Minkowski space
Akamine, Shintaro
Honda, Atsufumi
Umehara, Masaaki
Yamada, Kotaro
Differential Geometry
Primary 53C50, Secondary 53C42, 53B30
In this paper, we show that ``$L$-complete null hypersurfaces'' (i.e. ruled hypersurfaces foliated by entirety of light-like lines) as wave fronts in the $(n+1)$-dimensional Lorentz-Minkowski space are canonically induced by hypersurfaces in the $n$-dimensional Euclidean space. As an application, we show that most of null wave fronts can be realized as restrictions of certain $L$-complete null wave fronts. Moreover, we determine $L$-complete null wave fronts whose singular sets are compact.
title Null hypersurfaces as wave fronts in Lorentz-Minkowski space
topic Differential Geometry
Primary 53C50, Secondary 53C42, 53B30
url https://arxiv.org/abs/2203.02864