Abstract
We study smooth factors of the standard actions of lattices in higher-rank semisimple Lie groups on flag manifolds. Under a mild condition on the existence of a single differentiable sink, we show that these factors are C∞-conjugate to the standard actions on flag manifolds.
Original language | English |
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Pages (from-to) | 1227-1266 |
Number of pages | 40 |
Journal | Geometry and Topology |
Volume | 22 |
Issue number | 2 |
Early online date | 16 Jan 2018 |
DOIs | |
Publication status | Published - 2018 |
Keywords
- Factor theorem
- Higher rank
- Lattices
- Projective actions
- Rigidity