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Rendiconti del Circolo Matematico di Palermo (1952 -)
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Preprint . 2002
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Rendiconti del Circolo Matematico di Palermo (1952 -)
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Semi-riemannian submersions with totally umbilic fibres

Semi-Riemannian submersions with totally umbilic fibres
descriptionPublicationkeyboard_double_arrow_right Article , Preprint 01 Jun 2002Embargo end date: 01 Jan 2002 English Publisher:Springer Science and Business Media LLCJournal:Rendiconti del Circolo Matematico di Palermo, volume 51, pages 249-276 (issn: 0009-725X, eissn: 1973-4409, Copyright policy )
Authors: Ianuş, Stere; Badiţoiu, Gabriel;

doi: 10.1007/bf02871654 , 10.48550/arxiv.math/0206014 , 10.48550/arxiv.math/0206015

arXiv: math/0206015 , math/0206014

Semi-riemannian submersions with totally umbilic fibres

Abstract

We get obstructions to existence of semi-Riemannian submersions with totally umbilic fibres.

19 pages

Related Organizations
Keywords

Mathematics - Differential Geometry, Global differential geometry of Lorentz manifolds, manifolds with indefinite metrics, Differential Geometry (math.DG), semi-Riemannian submersions, totally umbilic submanifolds, 53C50, FOS: Mathematics

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    popularity
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    influence
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    This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
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selected citations
These citations are derived from selected sources.
This is an alternative to the "Influence" indicator, which also reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Citations provided by BIP!
popularity
This indicator reflects the "current" impact/attention (the "hype") of an article in the research community at large, based on the underlying citation network.
BIP!Popularity provided by BIP!
influence
This indicator reflects the overall/total impact of an article in the research community at large, based on the underlying citation network (diachronically).
BIP!Influence provided by BIP!
impulse
This indicator reflects the initial momentum of an article directly after its publication, based on the underlying citation network.
BIP!Impulse provided by BIP!
4
Average
Average
Average
Green
bronze