Actions of semisimple Lie groups preserving a degenerate Riemannian metric-Reference-Cited by-同舟云学术

Actions of semisimple Lie groups preserving a degenerate Riemannian metric

Published:2009-12-17 Issue:5 Volume:362 Page:2415-2434
ISSN:0002-9947
Container-title:Transactions of the American Mathematical Society
language:en
Short-container-title:Trans. Amer. Math. Soc.

Author:

Bekkara E.,Frances C.,Zeghib A.

Abstract

We prove a rigidity of the lightcone in Minkowski space. It is (essentially) the unique space endowed with a lightlike metric and supporting an isometric nonproper action of a semisimple Lie group.

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

Link

http://www.ams.org/tran/2010-362-05/S0002-9947-09-05030-2/S0002-9947-09-05030-2.pdf

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