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The Stack Exchange Network frowns on greetings and taglines in posts. There were mixed reactions to this before we moved to the network. Should MathOverflow tolerate greetings or not? Is it ...

One of the seeming obstacles to having scheduled informal seminars on chat is the extra work, probably mostly for the leader of the discussion (should there be one), in presenting ideas on the chat ...

I don't seem to be able to use http://data.stackexchange.com/ on MathOverflow. Will this change?

Here is a question that I recently posted on MO. The last paragraph of the description reads: The reason that I am interested in this question is that we are currently working on an assessment ...

I came across this question recently and asked the OP to explain some notation (see my comment below the question). As the OP was addressing my concerns, there was suddenly a down-vote (along with the ...

I recently stumbled across an old meta discussion in which some people suggested that history of mathematics questions were off-topic for MO. This took me by surprise and I would like to ask for ...

After the recent discussion on LaTeX style accents, I have been reminded of this old discussion at tea regarding the appropriate spelling convention for some German names, such as Kähler. At the time, ...

The purpose of this question is to collect a list of Tips and Tricks for using MO in a more efficient or otherwise better way. If you know some trick or have a tip you want to share with your MO-...

Community Promotion Ads seem to be a useful tool for helping spread various links that might be useful for users of the site. I have mostly encountered them at MSE. I have learned several ...

How is the account in MO closed ? What I mean is if I want to permanently close my login ( and let others know) what do I do

I recently noticed a question posted to MO that was migrated to MSE. Furthermore the comment was also migrated along with the question. The content of the comment was "This is not the right site for ...

With the move to Stack Exchange 2.0, some people feel that there will be (have been?) many more first time users asking questions on MO which should instead be asked on MSE. Presumably, such a user ...

Prior to MathJax and jsmath, MathOverflow used http://latex.mathoverflow.net/png to generate images of mathematical equations to insert in posts (e.g. this one). That didn't last very long but all of ...

I just voted to close this question as off-topic. On the old MathOverflow, I'd have voted to close as "Not a Real Question". But in the current version, the closest I can come to "Not a Real ...

I asked a question at why the extra step in registering? whose solution by Shog9 I think would be worth placing in the Tips and Tricks list. But I don't see the Tips and Tricks anymore in the right ...

As some (many?) of us are aware, there is a recent venture to enable some sort of "meta-discussion" interface for the articles in the form of the Selected Papers Network. For a quick introduction to ...

The Math Stack Exchange chat room has had some heated arguments/suspensions in the past and I was wondering if there were any plans for the newly opened Math Overflow chat room to have its own ...

The subject of this discussion are questions on "open problems" on MO. There is an existing policy on "open problems" reproduced from the (old) FAQs, which involves an open-problem tag. The ...

Would there be an interest in having more specialized chat rooms, like the one for homotopy theory that currently exists? So far, the homotopy theory one seems to be fairly successful, and it seems ...

Please forgive me if I did not post this correctly. I'm writing following https://mathoverflow.net/help/reopen-questions. I would like to ask for my question to be reopened: https://mathoverflow.net/...

The title attribute in the page of a question like Comparison between $E_2$-terms of Leray and “second hypercohomology” spectral sequences is currently set to "ag.algebraic geometry - Comparison ...

I asked a question about where people could store slides for future reference. As a discussion of best-practices in the Mathematical profession, I thought it was appropriate for the soft-question tag ...

In the off-topic part of the close menu, the radio button for "this question does not appear to be about math" is annoyingly close to the link to the help center, at least for me: Twice now I've ...

I found a really great discussion on Monomer-Dimer tatami tilings and up-voted it. However, it doesn't really have a question or answers. It's still a great read. It's not the first time I've seen ...

I just noticed that I lost 10 points of rep because "user was removed". I don't get it.

The backticks that were used to circumvent MathJax problems on MO 1.0 were removed in questions and answers. However, it appears that the comments were not affected by this fix and thus display ...

One of the many things I was excited about in our move from MO 1.0 to 2.0 was the chance to leave responses to previous comments that automatically notify those people. Occasionally, a conversation ...

To premise my question, understand that I have been (and intend to continue to be) active on MO, and have not yet started to learn how the rest of SE 2.0 works. The meta.MO question migration versus ...

Since the upgrade to MO2.0 there are some new flags, among others it is now possible to flag an answer as "not an answer." I believe this notifies the moderators only (as opposed to having any ...

On other stackexchange sites, when an unregistered user logs in we can enter a name and password into an Open ID page, and once that is accepted we are taken to the front page for that stackexchange ...

In the following image, depicting a piece of a comment on MO.se the words «this link» are a link to some URL, yet the styling makes it quite not apparent; the only styling I can see is a ...

Several questions have been migrated to m.se of late, and several others have been put "on hold" as off-topic, and I'm having trouble seeing how the distinction is made between the two courses of ...

I just wanted to fix the latex of a question. It took me exacly 2 characters to change, which caused a large formula to display incorrectly. The software, however, asked me to make some further ...

A few months back someone asked about the difference between questions appropriate for mathoverflow.net and those appropriate for math.stackexchange.com. And someone answered, saying something along ...

I realise that this question has been asked in various forms already, but I still have a problem. I have an old MathOverflow account https://mathoverflow.net/users/6827/konstantin-ardakov and a ...

Probably this is known. MathJax \newcommand appears to be persistent across the whole page, including the question + all answers. This potentially might cause ...

Today I came across this question, and noticed that the link given in the first answer was broken in a funny way. The link was given as plain text, and the system automatically converted it to a ...

I would be curious to know whether, now that links to MO appear in the footer of every SE 2.0 site, and in the "hot questions" list of the Stack Exchange button, the rate of inappropriate questions ...

In my reputation history I see that I lost 75 points of reputation because of "serial upvoting reversed." What does that mean? It seems that this question was asked in passing in this discussion and ...

I have opted to be notified when my question is responded to even if not a full answer but I have received not such notification??

Every time I see this I cringe a little: For comparison, the corresponding thingie in math.se always has the numbers centered in the circle.

I know that this question has been asked and answered here: How can I log in into my old mathoverflow account? I have e-mailed the stackoverflow admins twice, but nothing has happened for 48h now. ...

LaTeX has some handy macros that allow the insertion of diacritics and other special characters in text mode. Relevant tables from the Comprehensive LaTeX Symbol List: These are handy since they don'...

Check AMS Mathematics Subject Classification, you will find the 2 digit classification "97" for mathematics education. Thus it seems that It is allowed to ask mathematics education research questions ...

About 30 hours ago, I posted an item on meta that was not here 12 hours later. What's going on?

Alright, I am going to ask this about myself, then I will go read the other one about MO not being available as a chat parent. That turned out to be Math Overflow not available as a chat parent user ...

[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 ...

(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 ...

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 ...

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?