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30 votes
Accepted

About if questions in Research papers can be asked on MathOverflow

I'd say that this is a bit of a grey area. If you want to ask a question of this type then you should prepare it carefully: do your best to isolate the specific point that you are confused about, ...
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24 votes
Accepted

Disappearing "Hi!"

I began this answer with a salutation, and hopefully it was never posted, because that's what the system is supposed to do, as per Jeff Atwood's answer on Meta Stack Exchange: We now automatically ...
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21 votes
Accepted

How can I customize site in my browser to get "old feel" look of MathOverflow?

Here is the CSS I was talking about: ...
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  • 15.6k
20 votes
Accepted

Does not upvote always increase reputation?

The question you answered is community wiki, and this also makes all answers community wiki. There is no reputation for votes on community wiki questions and answers.
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20 votes

How can I donate to MathOverflow — if I should?

Update: Donations are now possible, see this post: Donations to MathOverflow, Inc [Apologies for the long delay in answering, I was on my honeymoon! I may update this quick answer after I get back to ...
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20 votes

Would newly elected moderators join the board of MathOverflow Inc.?

The members of the MO board are the six current moderators, Anton Geraschenko, and Ravi Vakil. Whoever becomes a moderator becomes a member of that board.
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  • 50.5k
19 votes

Requests for reopen and undelete votes for closed and deleted questions

[RE-OPENED and later CLOSED again] The question How the idea of adjoint matrix has been designed? isn't great, but isn't awful, and these two answers have been posted (and upvoted) on G+ rather than ...
19 votes
Accepted

Would newly elected moderators join the board of MathOverflow Inc.?

This is an important question, thanks! My response is a clarification of @Todd's answer, but it seems better to give it as a separate answer. The board exists because of the need of a legal entity ...
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  • 3,735
18 votes
Accepted

What is MathOverflow's "agreement" with Stack Exchange?

Suggested in comments but I don't know if this is allowed. In any case: I've used an OCR program to copy the contents of the 2.5 pages below. I've used some minimal editing to keep the format vaguely ...
17 votes

How to write a good MathOverflow question?

If you ask a question you're asking a favor (the eventual award of MO-points does not change this fact). This means that you should give the public something in return. The formulation of the question ...
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16 votes
Accepted

10 year 'temporary suspension'?

Naturally, we do not discuss details of individual users. This is indeed an unusual suspension. Also note that this is a network-wide suspension, so this is not necessarily related to this user's ...
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16 votes

What is the deal with changes to the front page?

I find the new site basically unusable, and don’t expect to continue much participation here if it stays in its current form. Tim requested more details. The main point is that I can't skim the main ...
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  • 26.5k
15 votes

Why does mathoverflow constantly compile the latex for my questions and answers?

I want to see how may people also have this problem or if I am the only one, so let me conduct a basic poll. $\bullet$ If you have the problem where typing a long answer with plenty of mathematics ...
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15 votes

a spate of deletions by "Community"

They got selected for deletion because of lack of community interest: If the question is more than 365 days old, and ... has a score of 0, or a score of 1 in case of deleted owner has no answers is ...
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15 votes

What's the purpose of the favorite button?

You can find links to some basic info on favorites here, specifically this post is rather detailed: How do favorite questions work? This feature request has been posted on main meta a few years ago: ...
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15 votes

the number of on line users at a given moment

Here is a snapshot of the site analytics to which Martin refers: So, roughly $40,000$ page views per day (in the summer). Might be interesting to know what happened on May 14th and on August 8th...
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15 votes
Accepted

Were there some recent changes to the moderators' team?

Mariano hadn't used the moderation interface for an extended period, and was proving hard to contact. The StackExchange staff said they wanted to remove his diamond, mostly as a security measure. We ...
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15 votes

What should I do when I see a spam post on MO?

Any user with at least 15 reputation points should flag the post as spam. After 6 spam flags, the post is deleted. In addition to being deleted, even for users who can see the deleted posts, the ...
15 votes
Accepted

Mathematics and MathOverflow relationship

There is no formal connection. You may often see the same question on both sites because a lot of people cross-post (manually), a practice which is generally frowned upon, especially when the same ...
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  • 50.5k
15 votes
Accepted

Is it possible to temporarily comment out part of a post?

You can hide the part in HTML comments: BEFORE <!-- this is something I want to hide --> AFTER produces: BEFORE AFTER Spoilers would be another option, ...
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  • 2,611
14 votes
Accepted

How do I link to a MO answer?

Below each question and answer, you will see a 'share' button. Click on it and get this: The url you need is right there, already selected to cut and paste.
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14 votes

Recognizing identifiable users changing user names

Let me summarize what was said in commments and in chat. There are a few related feature requests on Meta Stack Exchange, but my impression is that they are unlikely to get implemented: Make the “past ...
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14 votes
Accepted

How to @ a user with non-Latin characters?

I am not sure about people using mobile devices, but on desktop using comment replies doesn't seem that different for users with non-Latin usernames. If I am in a comment where such user can be pinged,...
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13 votes

What is wrong with my account?

I actually want to disagree with Todd here. I definitely agree that the first point of contact should be moderators@mathoverflow.net. We're friendly and helpful and want to resolve problems that ...
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13 votes
Accepted

May I borrow the question/answer editing/preview gadgets?

Sure, the editor and preview components are open source. It's released under the MIT license which is one of the most permissive copyleft licenses in existence. You'd need to make your own ...
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  • 101

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