Abstract
We prove that a locally faithful, isometric action of SLn(ℝ) ⋉ ℝn on a connected Lorentz manifold must be a proper action. This provides an essential step toward classifying nonproper isometry groups of non-compact Lorentz manifolds.
Original language | English (US) |
---|---|
Pages (from-to) | 93-111 |
Number of pages | 19 |
Journal | Israel Journal of Mathematics |
Volume | 121 |
DOIs | |
State | Published - 2001 |