Linked Questions

11 votes
2 answers

Homotopy chat room

I started an MO homotopy theory chat room at at the request of Jon Beardsley. there seem to be people in it already who know what the word "...
Will Jagy's user avatar
  • 25.5k
-5 votes
1 answer

Restriction on Number of edits

Book about fluid dynamics asked Apr 13 '10 edited 1 hour ago Are there examples of conjectures supported by heuristic arguments that have been finally disproved? asked 21 hours ago edited 2 hours ...
Praphulla Koushik's user avatar
7 votes
2 answers

Repeated TeXifying of question titles

A specific user has recently edited a lot of years-old posts in which, as far as I can tell, he is just TeXifying titles. While I assume that this is being done with good intentions, it seems likely ...
LSpice's user avatar
  • 12k
2 votes
2 answers

All these invalid weblinks

I found so many web links became invalid on the questions and even more on the comments. Please be aware of this issue. In the future, this site needs to either repair the invalid links or advise ...
Ming Lei's user avatar
8 votes
1 answer

Chatroom links disappeared

I like to hang out in the homotopy theory chatroom. I used to navigate to this and other chatrooms using a link on the main site. This seems to have disappeared. Is there a reason for this change? I ...
Thomas Rot's user avatar
  • 7,453
10 votes
1 answer

Reopening questions after clarifications

I noticed that closing unclear questions often happens in next to no time while reopening them after the OP honestly follows the request to explain what he meant and does a reasonably decent job on ...
fedja's user avatar
  • 60.9k
5 votes
2 answers

How to tell who created a tag?

The "stats" section of a tag's page says how long the tag has existed, and the tag description history says who created the tag description. However, I don't see how to find who created the ...
Noah Schweber's user avatar
1 vote
0 answers

Algebraic Geometry Chat Room

At the request of Denis Nardin, I have started an MO algebraic geometry chat room at For now I am the room owner, but I am happy to let ...
David Benjamin Lim's user avatar
4 votes
1 answer

Auto-bumping of unanswered questions

Like many users, I suppose, I have wondered how and when an old question gets bumped by the system. (Of course an edit or a new answer bumps a question: I'm not asking about this.) From Francois ...
shane.orourke's user avatar
3 votes
1 answer

Wouldn't it be nice to have subforums on MathOverflow dedicated to learning certain books/papers/etc.?

Oftentimes, I read something and start to ponder questions of the form "Does the formula on pg. 87 have a typo?" or "Isn't this a gap in the proof?" or "Why does the definition have this extra ...
Kim's user avatar
  • 4,134
1 vote
0 answers

Need advice on math enthusiasts forum

I am looking to find a forum in the Internet intended for math enthusiasts to discuss math ideas outside the question-answer format but at high level. Can anyone advise such sites?
Anixx's user avatar
  • 9,743