# All Questions

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219 views

### Is it possible to change the author of a problem on mathoverflow?

By a mistake I have written the problem Is "weakly good" series in a finite-dimensional Banach space "good"? from my account instead of writing it from the account of Lviv Scottish ...
323 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 ...
161 views

### Question disappeared?

I posted this on meta.math.SE but they couldn't locate my question so I guess I had asked here. I copied my meta question below. I asked a question like a year ago. It was pretty detailed. Recently I ...
387 views

### Make it possible to flag posts as wrong

Presently the only ways to point out an error in a post are adding a comment and editing the post. However comments are not very visible in particular if a post has already many of them. Editing the ...
391 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" ...
130 views

### What's the difference between two off-topic flags?

I'm sure that this is somewhere on MMO, but my searching hasn't turned it up. When I flag a question as off-topic, two of the options that I am given are "This question does not appear to be about ...
135 views

### My answer got upvoted, but no reputation increase?

My reputation score seems to be stuck at 510 even if some of my answers were up-voted recently. How do I fix this bug? How do I contact the moderators in order to solve (or at least understand) the ...
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 ...
328 views

### Numerical Analysis - SO Vs MO

though I'm a relative newbie to the "Stack" community, my research interest has brought me to a dilemma. The area of Numerical Analysis is theoretically covered by both MO and SO, but is practically ...
357 views

### Why downvote on meta?

I only posted two questions on meta, both fact based and both about the way MO is supposed to work. Today, I realized that I have received three down-votes. I have a feeling about down-votes (and up-...
358 views

### Disappearing post to meta

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

### Down vote without comment

I received a down vote on this question without any comment. Can one help me to understand how this question could be improved? I think that a moral and implicit policy of MO is that a comment ...
291 views

### Are all terms clearly defined in Help fragments? If not, who can contribute?

I could be hypocritical and not specify the specific case that induced this question. But actually I am after a golden badge :D Its description says this: Ask a well-received question on 100 ...
83 views

### Disabled button not visible in flag dialog

Since a while, it's possible to retract a flag by opening the flag dialog again and clicking the 'Retract flag' button. Of course, if the flag is already handled, retracting isn't possible. In this ...
235 views

### Invisible posts

The post, Freedom of speech in scientific discussions - An invitation to more tolerance in Scientific debates, is currently invisible on the meta front page. I take it this is due to the large ...
173 views

### Why do we need the general-mathematics tag?

I recently came across the general-mathematics tag. It has no usage guidelines, nor do I think it should exist. Do any of you know the historic reasons for its existence, or think it should stay as it ...
149 views

### Stack Overflow Reference in Out of topic flag

This question is motivated by this post, but not exclusively. When we flag OP's as off topic, under the "this question belongs in another site of the stack community", the StackOverflow website is ...
109 views

### Page footers across all Stack Exchange sites list MathOverflow under multiple categories

It's listed under "Technology", "Life/Arts", "Culture/Recreation", "Science" as well as "Others"! I think we should be under Science, after mathematics.SE.
159 views

### comment to two participants, Simultaneously

How can one send comment to two participants X and Y simultaneously? Does the following works @X (and @Y). I learned this from some messages by moderatores in meta. but I am not sure ...
515 views

### Should we start a “PolyMathOverflow” project?

Recently polymath projects seems to have stopped. One reason for this could be that running such a project requires a lot of effort from at least one person running it. I was thinking if it were ...
82 views

### Delete the tag paperjs [duplicate]

How can we delete a tag, for example the tag paperjs? I tried to go the page for paperjs, but I didn't see a suitable option.
254 views

### What happens to reputation when I get merged?

A while ago I sent an email to the stackexchange team on recovering my account https://mathoverflow.net/users/21278/ben-lim. They said I should create a new account and merge it with the old one. This ...
89 views

### Migration of questions to cs.SE?

This question just got closed as off-topic. As someone else had already commented there, it is really a computer-science question and thus clearly belongs at cs.stackexchange.com. But we currently don'...
247 views

### Preferred Conciseness of Contributions

This is a followup question to Appropriate Reaction to a Failed Reference Request on MO related to Reference Request for Integer factorization with LP/ILP I'm about to prepare an answer that ...
279 views

### Paper request(s)

Can we have a thread here where one might ask for help accessing to some papers ? E.g. If someone has access to https://projecteuclid.org/euclid.dmj/1077468920 Pairs of commuting matrices over a ...
179 views

### The tags (transcendence) and (transcendental-number-theory)

There exist tags transcendence and transcend.-number-theory (probably shortened from transcendental number theory to fit 25 characters limit for the tag name). At the moment, the tag-info is empty ...
325 views

### How to merge old mathoverflow account?

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. ...
126 views

### Is it appropriate to ask for references and point to a blog with the same question

I wonder if the community would find it appropriate if I ask a question like " Is this or that known? It would be interesting for this and that reason. For details see our blog "blah" where we ask ...
77 views

### Does it make sense to have both “surfaces” and “curves-and-surfaces” tags?

I have noticed that there currently exist tags surfaces (with description "A surface is a two-dimensional topological manifold. The term can also be used to describe a smooth surface, depending on the ...
357 views

### What I can do if my questions limit had been reached in MO from long time?

Really, I'm interested in posting new questions in MathOverflow such that I have some unanswered questions in S.E which I want to post them in MO, but my questions limit had been reached for some ...
184 views

Yesterday I asked a question seeking published references studying popular games, to start building up an undergraduate research program. Today I woke up to find it had been made community wiki. Now, ...
1k views

### Winter Bash on MO?

I noticed that the Stackexchange sites are having a Winter Bash, and one of my friends recieved a hat on MSE. Why isn't this on MO? It'll be fun to have something like that here, wouldn't it? (I ...
66 views

### Doubled backslashes in old posts [duplicate]

There is a post from 2013 addressing what appears to be a similar issue, but it is reported as fixed, so I guess it's not exactly the same. I have noticed a few posts recently in which backslashes ...
130 views

### Why I see “question eligible for bounty since 1 hour ago” and not “start bounty” button

I had asked this question 2 days back, and now I see at the bottom, the link " question eligible for bounty since 1 hour ago", and if I click on it, it takes me to the bounty information page. I don'...
335 views

### Serial downvoting

I received 4 downvotes within a short amount of time, I suspect it has been the same person. I think a mechanism should be installed that no user $u$ can downvote more than one post with a positive ...
484 views

### Can we change the reference to “professional mathematicians” on the main page?

I'm personally quite bothered by the statement on the MathOverflow main page (when not logged in) that "MathOverflow is a question and answer site for professional mathematicians." It seems both false ...
764 views

### How can I convince mathematicians that my question on Fourier transforms and singularities is very important to be solved and it is worth their time

How can I convince mathematicians that this question is very important to be solved and it is worth their time. This question has practical applications, but I don't know the right procedure/forum to ...
241 views

### Change a question after counter example

This following question was motivated by this question, though many of similar nature can be found throughout MO. The Problem: The question asks whether any bound exist on an expression, and ...
444 views

### Respond to comments of deleted posts

Recently my answer to a question got deleted . Before it got deleted, it had comments from 2 specific users. Since I came to know about the comments after it was deleted I was unable to reply. So, How ...
518 views

### How do people determine if other people's questions are research level or not?

I post a question here: https://mathoverflow.net/questions/159016/on-convexity-of-function-in-c10-infty (now deleted). Obviously, those who closed it think it is too elementary. But how do they know ...
372 views

### Should we create an Erdős tag?

I was thinking about creating tags for some famous or important people, like Erdős (that already exists, as pointed out by Joonas: erdos), that could be used for questions related to their work. ...
703 views

### Migrating a question which is already posted on the other site [closed]

When a question begins by saying "This question appeared earlier on math.stackexchange.com" and links to that earlier posting, how does it make sense to migrate it to math.stackexchange.com (thereby ...
166 views

### adding n cat lab tag

I propose adding n cat lab tag with an intention to discuss mathematics that is written in https://ncatlab.org/nlab/show/HomePage. As https://ncatlab.org/nlab/show/HomePage has large amount of ...
578 views

### More precisely defining the scope of mathoverflow's subject matter

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 ...
339 views

### Why was my answer deleted?

The axiom of choice as a consequence of a stronger semantics? On what grounds? "It is not people who break ethical standards who are regarded as aliens. It is people like me who are isolated." (...