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
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DOI - Digital Object Identifier
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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
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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
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e-ISSN
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Number of pages
8
Pages from-to
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Publisher name
Softex
Place of publication
Sofia
Event location
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Event date
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Type of event by nationality
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UT code for WoS article
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