Abstract : Above an irrational rotation on the Circle, we build optimally smooth ergodic cocycles with values in some nilpotent or solvable subgroups of triangular matrices.
https://hal-upec-upem.archives-ouvertes.fr/hal-00794134 Contributor : Julien BrémontConnect in order to contact the contributor Submitted on : Monday, February 25, 2013 - 10:43:18 AM Last modification on : Saturday, January 15, 2022 - 4:06:36 AM Long-term archiving on: : Sunday, April 2, 2017 - 4:56:53 AM
Julien Brémont. Ergodic non-abelian smooth extensions of an irrational rotation. Journal of the London Mathematical Society, London Mathematical Society, 2010, 81 (1), pp.457-476. ⟨hal-00794134⟩