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A null geodesic orbit space whose null orbits require a reparametrization

The result's identifiers

  • Result code in IS VaVaI

    <a href="https://www.isvavai.cz/riv?ss=detail&h=RIV%2F61989592%3A15310%2F08%3A00005330" target="_blank" >RIV/61989592:15310/08:00005330 - isvavai.cz</a>

  • Result on the web

  • DOI - Digital Object Identifier

Alternative languages

  • Result language

    angličtina

  • Original language name

    A null geodesic orbit space whose null orbits require a reparametrization

  • Original language description

    We show an example of a Lorentzian manifold whose homogeneous geodesics form just the null cone and a hyperplane in the tangent space.

  • Czech name

    O deformacích pozoruhodné Takagiho nadplochy v R4

  • Czech description

    Je podán důkaz, že nadplocha, kterou vymyslel H. Takagi jako protipříklad na hypotézu o semi-symetrických prostorech, je lokálně tuhá.

Classification

  • Type

    D - Article in proceedings

  • CEP classification

    BA - General mathematics

  • OECD FORD branch

Result continuities

  • Project

    <a href="/en/project/GA201%2F05%2F2707" target="_blank" >GA201/05/2707: Computer-assisted research in Riemannian and affine geometry</a><br>

  • Continuities

    Z - Vyzkumny zamer (s odkazem do CEZ)

Others

  • Publication year

    2008

  • Confidentiality

    S - Úplné a pravdivé údaje o projektu nepodléhají ochraně podle zvláštních právních předpisů

Data specific for result type

  • Article name in the collection

    Geometry, Integrability and Quantization

  • ISBN

    978-954-8495-42-4

  • ISSN

  • e-ISSN

  • Number of pages

    8

  • Pages from-to

  • Publisher name

    Softex

  • Place of publication

    Sofia

  • Event location

  • Event date

  • Type of event by nationality

  • UT code for WoS article