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17 votes
4 answers
1k views

Opting out of reputation

[Disclaimer. I'm making this feature request not because I want it nor because I think it's a good idea, but because I heard it so often that there is need to discuss it. Please don't shoot the ...
François G. Dorais's user avatar
15 votes
2 answers
531 views

Trackbacks are no longer being generated for the arXiv

(Although this is a bug report, I or Anton are likely the people who need to fix it; this post is a bug tracking item, not necessarily a plea for help :-) We previously been scraping the front page ...
Scott Morrison's user avatar
8 votes
0 answers
119 views

why can't I link in a question?

I attempted to edit the question wrapping M5-branes on a Riemann surface so that it reads as follows: (begin edit) AdS/CFT gives us a way to use geometry to study field theory! I am trying to wrap ...
Todd Trimble's user avatar
  • 52.2k
48 votes
1 answer
4k views

How is this site different from Mathematics Stack Exchange?

I've just spotted this site on the blogs. At least that's where I think I saw it first. How is this site different from math.stackexchange.com?
AncientSwordRage's user avatar
2 votes
1 answer
159 views

incorrect google link to mathoverflow

Whenever I google MO, I find that the link https://mathoverflow.net/ leads to a page that reads This site is down for maintenance This site is currently down for maintenance. Please check back in a ...
Todd Trimble's user avatar
  • 52.2k
3 votes
0 answers
137 views

People without math.SE profile cannot join chat?

There appears to be some problem with people who are not members at math.SE conencting to at least one chatroom (the recently created "Homotopy Theory" chat room). That is, people with MO profiles are ...
Jonathan Beardsley's user avatar
2 votes
0 answers
50 views

Automatic conversion of three backslashes into two backslashes possible? [duplicate]

In arrays in MathJax I needed always three backslashes to force a new-line; that was specific for MO and not so in MSE, for instance, where one needs only two. Now that we are in the stackexchange ...
Gottfried Helms's user avatar
2 votes
2 answers
476 views

Placing bounties on questions which already have a good answer

It seems it's now possible to place bounties on other people's questions. I noticed a certain user placing a lot of bounties recently, including one on a question of mine which already had an accepted ...
David White's user avatar
  • 27.8k
7 votes
1 answer
246 views

Enable saving draft questions and answers

As in the title - please, enable saving drafts of questions and drafts of answers, and returning to them on my next visit to MO. I am very slow in putting my thoughts into print. I Leave them for ...
Adam Przeździecki's user avatar
2 votes
1 answer
91 views

Problem uploading images

When I tried to add this image from my computer at the main site, I first got an error that the image (after uploading) couldn't be found, and then this strange image showed up (screen snapshot): I ...
Joseph O'Rourke's user avatar
8 votes
4 answers
738 views

Please avoid extended discussions in comments

In MO 2.0 you get this message if there are “too many” comments: Please avoid extended discussions in comments. Would you like to automatically move this discussion to chat? IIRC an old meta-...
The User's user avatar
  • 2,452
11 votes
2 answers
383 views

Double backslashes

The “backslash-bug” from the old version is no longer there. You can simply write { and } to get $\{\}$. However, all the old questions and answers using \{ are now broken and look terrible: $\prod\\{...
The User's user avatar
  • 2,452
7 votes
1 answer
153 views

Expanding the recently closed list

How do you get to a list of recently closed questions longer than what you can get by going to tools/close and expanding the recently closed list there? There is fixed number which show and no way, ...
Bill Johnson's user avatar
6 votes
1 answer
114 views

Vote count in Users->voters is off

Right now, my MathOverflow user page shows 12,878 votes, but the page with people's overall vote counts shows a mere 8674. I see similar discrepancies with other people's accounts. Is there some ...
S. Carnahan's user avatar
  • 45k
11 votes
1 answer
302 views

"2 views" hardly different that "2 kviews"

In the old version of MO, the header of a question was accompanied by a graphic information (this is an example): a huge "2" or "2k" and a tiny "views". Now we see Huge "2" and tiny "views" or "kviews"...
Adam Przeździecki's user avatar
1 vote
1 answer
93 views

Different accounts not linking

I can not seem to get enough reputation to get chat to work. I think it is that my MO and SENetwork accounts aren't properly linked. In fact, my other stack exchange accounts aren't merged with my MO ...
Sean Tilson's user avatar
  • 3,676
4 votes
2 answers
120 views

What is wrong with the tag excerpts?

Looking at the list of tags https://mathoverflow.net/tags it seems that all the tags are surrounded by html <p>...</p>. This seems to be happening ...
Ricardo Andrade's user avatar
32 votes
112 answers
12k views

Requests for reopen and undelete votes for closed and deleted questions

Since I expect this may prove rather useful, I'm blatantly purloining Asaf's question from meta.math.se. Please post general requests for reopen votes as answers below. Beware that "short" ...
11 votes
2 answers
8k views

Homotopy chat room

I started an MO homotopy theory chat room at http://chat.stackexchange.com/rooms/9418/homotopy-theory at the request of Jon Beardsley. there seem to be people in it already who know what the word "...
Will Jagy's user avatar
  • 25.3k
7 votes
2 answers
260 views

MathJax problems in comments

I'm not sure if this has been reported elsewhere. See for example Fred Kline's comment on quid's answer at https://mathoverflow.net/questions/104608/need-help-defining-placeholders-for-primes The ...
Scott Morrison's user avatar
5 votes
1 answer
212 views

How to edit comments?

I see that some comments have been edited, but on comments I have made there is only a delete button, not an edit button. How do I edit a comment?
Bill Johnson's user avatar
1 vote
0 answers
96 views

Too large font in the question names

Previously much more questions could fit one page in the question list. Currently the font is giant and the information is much less dense.
Anixx's user avatar
  • 9,366
3 votes
0 answers
34 views

Problem with links to tags on meta

For example, [tag:lo.logic] renders as lo.logic. It seems that the color for the top and left edges is the same as the background color for meta.
Kaveh's user avatar
  • 5,342
4 votes
0 answers
138 views

Chat does not appear in the sidebar

The chat doesn't seem to appear in the sidebar on the main site (although it does on Meta). ManishEarth has suggested that this might be due to the no-ads agreement. I think it would be useful to have ...
Evan Jenkins's user avatar
  • 7,107
14 votes
4 answers
2k views

Frequently Asked Questions: MathOverflow FAQ

Frequently Asked Questions for MathOverflow What kind of questions can I ask here? What kind of questions should I not ask here? What about open problems? Where's the rule that says I have to wear ...
5 votes
1 answer
80 views

possible bug in reviewing reopen votes?

I just reviewed Status of Beal, Granville, Tijdeman-Zagier Conjecture which had a vote to re-open, and tried to select "keep closed". But then I got a pop-up asking me to confirm that I wanted to re-...
Yemon Choi's user avatar
  • 25.4k
3 votes
2 answers
405 views

A gap in the "notification" system

Suppose one votes to close a question in "main", and the poster asks in "meta" why it was closed. Apparently the existence of that discussion in meta is not included among the "notifications" ...
Michael Hardy's user avatar
13 votes
0 answers
433 views

Use of arXiv tags

When MathOverflow began we decided to start using arXiv classification and created corresponding tags. These are still the most broadly used tags on MathOverflow. However, the usage of some these tags ...
François G. Dorais's user avatar
17 votes
24 answers
3k views

Help improve tagging!

Please help by writing tag wikis for your favorite tags! Use answers to this post to suggest tag synonyms. Finally, if you're a 10k+ user, note how easy it is for you to edit tags now!
56 votes
1 answer
731 views

Minor edits, subject to review

Now that MathOverflow has moved to 2.0, there is a potential solution to the long-standing tension between people wanting to make minor improvements to old posts, and others not wanting the 'active ...
Scott Morrison's user avatar
8 votes
2 answers
256 views

When to add post notices

Mods have a new option to add post notices. There are three basic notices currently available but MO specific notices could be added: citation needed - This post does not cite any references or ...
François G. Dorais's user avatar
5 votes
1 answer
138 views

So, what will happen with Community Wiki by owner?

I have seen several discussions on this subject but I don't retrieve them. Will it, when the dust settles down, be possible on MO2.0 for someone asking a question, or posting an answer, to make it ...
Joël's user avatar
  • 25.7k
9 votes
6 answers
393 views

Custom 'off-topic' reasons to close

Splitting off the first item from the main 6. Currently, the 'off-topic' reasons are: This question does not appear to be about research level mathematics, within the scope defined in the help center....
François G. Dorais's user avatar
4 votes
2 answers
327 views

Mysterious one point rep increase

Yesterday my reputation total increased by 1 point. As far as I know there is (was) no action which would trigger 1 point increase (downvoting gives $-1$, accepting an answer gives $+2$, etc.) I am ...
user avatar
7 votes
4 answers
378 views

Will there be an update fixing the rendering?

As has been reported in two previous questions on meta (here and here), the mathoverflow update generated a few problems with the rendering related to mathjax. Initially there was a problem with ...
Ricardo Andrade's user avatar
7 votes
1 answer
281 views

Some users have lost their username

It seems several users have had their name changed after the migration to something default of the form "userNNNN": see for instance https://mathoverflow.net/users/1784/user1784 (VA) https://...
Dan Petersen's user avatar
16 votes
7 answers
2k views

What's our consensus on people resurrecting old questions just to edit formatting?

I think the title says it all. Personally, as someone who uses the "newest questions" as the front page, I'm not keen on people tweaking questions or answers that seem to have outlived active interest....
Yemon Choi's user avatar
  • 25.4k
-21 votes
3 answers
2k views

Algebraic geometry [closed]

Who did not graph such equations as $y^2-x^2=1$ in secondary schoool? THEREFORE: Algebraic geometry (since it is only about zero-sets of polynomials in several variables) is high-school-level stuff, ...
Michael Hardy's user avatar
5 votes
1 answer
235 views

Answer has no user's name

The answer of François G. Dorais at https://mathoverflow.net/a/23200/12357 has no user name displayed. Is this a bug?
JRN's user avatar
  • 1,329
4 votes
1 answer
173 views

Does review feature encourage closing and flagging errors?

The new review feature is interesting, and I have experimented with it. I have a number of concerns- I wonder whether my concerns are shared, and whether there is anything that can be done to address ...
Daniel Moskovich's user avatar
15 votes
0 answers
708 views

The 6 semi-essential meta questions of every SE 2.0 upgrade

In the spirit of The 7 Essential Meta Questions of Every Beta I realized that there were a few things that needed to be decided by a large site that has suddenly gone SE 2.0. Initially I planned to ...
Manishearth's user avatar
6 votes
1 answer
145 views

Is there a single page listing privileges & their reputation requirements?

On the old MathOverflow, there was a single page (the FAQ) which listed all the privileges and their reputation requirements, in increasing order. This has been replaced by the Privileges page, which ...
Tom LaGatta's user avatar
  • 8,362
6 votes
2 answers
208 views

Question about closing

The following question has 5 votes to close, but it is not closed : Preparing for Set Theory Research What is going on here? I'm not trying to start a discussion of the merits of this question (...
Andy Putman's user avatar
  • 43.2k
11 votes
1 answer
214 views

Flagging as Low Quality should add the post to the review queue

In How to handle crankery on MathOverflow 2.0? Andy Putman pointed out that he flagged a post as low quality, but it never reached the low quality review queue. I feel that in order to effectively ...
Asaf Karagila's user avatar
  • 37.9k
1 vote
0 answers
103 views

A trivia question: reputation dip [duplicate]

Why did my reputation decrease by 300+ points right after the system up-grading?
Włodzimierz Holsztyński's user avatar
10 votes
6 answers
753 views

What outgoing migration paths should we have?

Now that we can migrate off topic questions, what sort of migration paths should be useful to have? I think that adding at least Cross Validated, if not one or two of the other science sites, would ...
Asaf Karagila's user avatar
  • 37.9k
13 votes
1 answer
207 views

Sort by newest option

Is there any way to get back the option to sort answers in newest to oldest order?
Aaron Bergman's user avatar
15 votes
4 answers
881 views

Hiding reputation

In MathOverflow 1.0 we had the ability to hide other users' reputations. Can we get that again? (Also, I had to rewrite this question several times to get past an annoying box that said my question ...
Mark Meckes's user avatar
  • 11.2k
18 votes
2 answers
681 views

Proposal to more aggressively delete off-topic questions

We are going to get many more off-topic questions now. Can we agree to vote to delete on them so as not to pollute the site? It takes a few votes from users who can vote on such things and/or one ...
Mariano Suárez-Álvarez's user avatar
14 votes
5 answers
1k views

Public dumps for mathoverflow?

As far as I remember, there was supposed to be a public dump of the MO database just before the migration: http://dumps.mathoverflow.net/ . Not an urgency by any measure, but something that would be ...
darij grinberg's user avatar

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