Let $k$ be a local field, and $\Gamma \leq \mathrm{GL}_{n}(k)$ a linear group over $k$. We prove that $\Gamma $ contains either a relatively open solvable subgroup or a relatively dense free subgroup. This result has applications in dynamics, Riemannian foliations and profinite groups.
Emmanuel Breuillard  1 ; Tsachik Gelander  2
@article{10_4007_annals_2007_166_427,
author = {Emmanuel Breuillard and Tsachik Gelander},
title = {A topological {Tits} alternative},
journal = {Annals of mathematics},
pages = {427--474},
year = {2007},
volume = {166},
number = {2},
doi = {10.4007/annals.2007.166.427},
mrnumber = {2373146},
zbl = {1149.20039},
language = {en},
url = {http://geodesic.mathdoc.fr/articles/10.4007/annals.2007.166.427/}
}
TY - JOUR AU - Emmanuel Breuillard AU - Tsachik Gelander TI - A topological Tits alternative JO - Annals of mathematics PY - 2007 SP - 427 EP - 474 VL - 166 IS - 2 UR - http://geodesic.mathdoc.fr/articles/10.4007/annals.2007.166.427/ DO - 10.4007/annals.2007.166.427 LA - en ID - 10_4007_annals_2007_166_427 ER -
Emmanuel Breuillard; Tsachik Gelander. A topological Tits alternative. Annals of mathematics, Tome 166 (2007) no. 2, pp. 427-474. doi: 10.4007/annals.2007.166.427
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