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Jun 7, 2022 at 16:30 vote accept Ravi Vakil
Jun 7, 2022 at 4:27 vote accept Ravi Vakil
Jun 7, 2022 at 16:30
Nov 18, 2017 at 19:25 comment added Will Sawin @nfdc23 Yes, I was abusing notation (and also mistyped something). Jason Starr is of course completely correct as to what I meant. I've now edited it to be less abusive.
Nov 18, 2017 at 19:23 history edited Will Sawin CC BY-SA 3.0
added 32 characters in body
Nov 18, 2017 at 17:57 comment added Jason Starr @nfdc23. Presumably you see this, but probably Will Sawin meant the generic fiber of the morphism $(E\times PGL_n)/E[n] \to (PGL_n/E[n]).$
Nov 18, 2017 at 17:54 comment added nfdc23 Is there an abuse of notation in referring to "$(E \times {\rm{PGL}}_n)/E[n]$" as an elliptic curve? The group ${\rm{PGL}}_n$ is rather non-commutative...
Nov 18, 2017 at 16:47 history answered Will Sawin CC BY-SA 3.0