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Sep 27, 2020 at 0:17 answer added Dmitri Scheglov timeline score: 1
Sep 27, 2020 at 0:16 comment added Dmitri Scheglov ams.org/journals/proc/1999-127-11/S0002-9939-99-04959-X/…
Sep 27, 2020 at 0:16 comment added Dmitri Scheglov @YCor, seems that you are right. I found the reference, using your advise. Thanks.
Sep 26, 2020 at 19:58 comment added YCor If $G$ is not semisimple it's clear that $K$ is dense. We can ask whether the converse holds. The most optimistic would be that for $G$ semisimple, $K$ is Zariski-closed.
Sep 26, 2020 at 19:20 history asked Dmitri Scheglov CC BY-SA 4.0