Semisimple groups that are quasi-split over a tamely ramified extension
Philippe Gille
Université Claude Bernard Lyon 1, Villeurbanne, France
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Abstract
Let be a discretly henselian field whose residue field is separably closed. Answering a question raised by G. Prasad, we show that a semisimple -group is quasi-split if and only if it quasi–splits after a finite tamely ramified extension of .
Cite this article
Philippe Gille, Semisimple groups that are quasi-split over a tamely ramified extension. Rend. Sem. Mat. Univ. Padova 140 (2018), pp. 173–183
DOI 10.4171/RSMUP/7