Category Theory
Zulip Server
Archive

You're reading the public-facing archive of the Category Theory Zulip server.
To join the server you need an invite. Anybody can get an invite by contacting Matteo Capucci at name dot surname at gmail dot com.
For all things related to this archive refer to the same person.


Stream: community: general

Topic: Grothendieck circle


view this post on Zulip David Michael Roberts (Sep 04 2026 at 11:40):

https://nforum.ncatlab.org/discussion/5752/alexander-grothendieck/?Focus=127994#Comment_127994

grothendieckcircle.org has been bought by some scam website for online casinos and should not be linked against anymore.

oh dear....

view this post on Zulip John Baez (Sep 04 2026 at 12:41):

Has the material there moved? What was there? I believe a lot of Grothendieck's writings were taken down at his request.

view this post on Zulip David Michael Roberts (Sep 04 2026 at 12:44):

That was a long time ago. There was a lot of other good material there last time I looked, and even some of Grothendieck's stuff was actually still there but not linked.

view this post on Zulip John Baez (Sep 04 2026 at 14:14):

I'm old, it feels like last week to me.

Seriously, where do people go for all their EGA and SGA needs these days? The Russian websites, or something more specific?

view this post on Zulip Beppe Metere (Sep 04 2026 at 15:07):

Check this, and this.
They are not updated, but still online.

view this post on Zulip John Baez (Sep 04 2026 at 15:17):

Great - all of SGA, it seems, or at least a lot! Thanks!

view this post on Zulip John Baez (Sep 04 2026 at 15:19):

My paper on Grothendieck's Vietnamese student made use of Grothendieck's interesting 1967 report on his visit to Hanoi, which was on the Grothendieck Circle website, now preserved here: