We give an alternate proof of N. Kowalsky's theorem describing the collection of connected simple Lie groups with finite center which admit a nontrivial, nonproper action by isometries of a connected Lorentz manifold.
|Original language||English (US)|
|Number of pages||12|
|State||Published - Apr 2004|
Bibliographical noteFunding Information:
?The author was supported in part by NSF grant DMS-0072165.
- Lorentz manifolds
- Transformation groups