Timeline for Does a (nice) centerless group always have a centerless profinite completion?

8 events

when toggle format	what		by	license	comment
Jun 15, 2019 at 21:28	history	edited	YCor	CC BY-SA 4.0	formatting
Jun 10, 2019 at 2:54	history	edited	Venkataramana	CC BY-SA 4.0	added 104 characters in body
Jun 10, 2019 at 1:17	comment	added	Venkataramana		@YCor: thanks for the comment. Yes, torsion free is not assumed by the OP, so it works for every finite index subgroup if $n\geq 3$ is odd.
Jun 9, 2019 at 18:14	vote	accept	Santana Afton
Jun 9, 2019 at 16:56	comment	added	YCor		Great. It seems to work for every finite index subgroup of $\mathrm{SL}_n(\mathbf{Z})$ when $n$ is odd, including $\mathrm{SL}_n(\mathbf{Z})$ itself (and for all centerless finite index subgroups, for arbitrary $n\ge 3$).
Jun 9, 2019 at 16:53	history	edited	YCor	CC BY-SA 4.0	formatted to help reading
Jun 9, 2019 at 15:59	history	edited	Venkataramana	CC BY-SA 4.0	added 59 characters in body
Jun 9, 2019 at 15:54	history	answered	Venkataramana	CC BY-SA 4.0