# Questions tagged [on-topic]

For discussions and questions on the appropriateness (for the main site) of a question or a certain type of question.

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### Advice with arXiv: MO Meta or academia SE?

I would like to write a question $Q$ asking for advice about what to do with a note which I wrote (itself based on a self-answer on MathOverflow) which was rejected from the arXiv (something I didn't ...

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### MO is not the place for Mochizuki news

This question
Everybody wants to know what's going on with this but we should leave it to Twitter, Reddit, blogs, etc. There is very little actual Mathematics in the discussion I linked to.
(I am ...

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### Are questions appropriate if they require answers to be edited in perpetuity?

A recent popular question asks about the status of a certain list of open problems. The OP answered his own question within 13 hours of asking it, and has now edited his answer 26 times, so that it is ...

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### Would this question be appropriate for MathOverflow?

I asked this question in Math Stack Exchange several days ago, but I have received no interaction so far, apart from 4 upvotes. I was considering adding a bounty, but since (to my humble understanding)...

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### Is my question suitable for MO?

Around a month ago I asked a question on ME here. It was well received (got seven up votes). Sadly nobody was able to help much. To get more attention I also placed a bounty on it. Still no luck. The ...

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### Should this be moved to math.stackexchange?

I posted Lower bound on Carmichael Function
and just assumed it belonged here, but after thinking about it for some time I'm not so sure. The Carmichael function itself might be encountered by other ...

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### Can I ask about entry-level questions (understanding and definitions) of research-level topics?

I am currently doing a reading on Teichmuller space and I am having trouble understanding some basic definitions. So I asked these two questions on MSE first:
Understanding Teichmuller equivalence of ...

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### Would this soft question be appropriate?

A few weeks back on the Math Stack Exchange, I asked this question about "interesting" PDEs. It got (no answers and) some deserved criticism, so I opened a discussion on the Meta there and made some ...

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### Appropriateness of proposed question on applications of number theory in dynamical systems?

Update: the question has now been asked on the main site - Applications of number theory in dynamical systems
I am considering asking a reference-request type question on MO about significant and/or ...

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### Publicizing conjectures on MO

This question
Positive integers written as $\binom{w}2+\binom{x}4+\binom{y}6+\binom{z}8$ with $w,x,y,z\in\{2,3,\ldots\}$
is basically just a statement of a few conjectures by the asker. The "...

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### Is there a way to discuss the correctness of the proof of the RH by Atiyah in MO?

I just made a question in MO to discuss the correctness of the proof provided by Prof. Atiyah for the Riemann hypothesis (link here: Is there an error in the pre print published by Atiyah with his ...

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### A remark on the abc conjecture

It went/goes something like this:
"It [the abc conjecture] resembles a false proposition in that A GREAT DEAL of results would follow from its veracity".
I may have read it in the comments of a ...

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### Are help requests to entitle specific papers appropriate for MathOverflow?

The title of a paper has crucial importance, since when it is well thought, other researchers will have more possibilities of finding it when in need, and of wondering its content when encountered. I ...

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### Would this question be on topic?

I'm independently working on some research, and would like to see if there are any other papers on this topic. Can I ask a question on the main site, with a brief description of my work, to see what ...

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### Is this post incompatible with its tags?

Is the following question incompatible with its tags? I really do not understand the reason that some participants voted to closing this question as off topic question:
PhD dissertations that ...

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### Pronunciation questions

Every so often, I have a question about the correct pronunciation of a math term/name that I’ve only read, and the answer isn’t on Wikipedia. Some examples from my past:
“Hartshorne” (I ended up ...

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### Should MO perhaps give numerological abductive questions a little more benefit of the doubt

Background:
This question is a much more specific version of a metaMO question which was deleted for some odd reason after one poster said in a comment that he agreed with everything said in the post....

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### Why was my question closed while it looks like similar questions are still open?

Recently, my question regarding a good introductory book on mathematical risk theory was closed because it was deemed off-topic and not research-level mathematics.
However, I think that multiple ...

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### Is there a clear rule against "check this proof" type questions?

I discovered that the meta question "Questions" of the type "I have written something, please give me feedback" from more than three years ago still does not have any answer, while ...

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### Is MO the place to explore whether a problem has been considered or solved by mathematicians?

I am a university AP and I like composing problems (not for kids, not for practice). Oftentimes I don't know whether or not the problem has been considered or solved by other mathematicians. Is ...

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### "The Devil and Simon Flagg" in Квант

Did any of you ever read the translation into Russian of A. Porges' "The Devil and Simon Flagg" which was featured in the magazine Квант once? If so, could you tell me the issue in which it appeared?
...

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### "Newbie-style" questions: is there an "official" viewpoint of MO?

(Neil Strickland provided a link to early graduate level questions: MO or Math.SE? which more or less answers this, so I have marked it as a duplicate)
Every now and then I encounter questions which ...

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### May I know why is my question on hold when it is clearly research-level?

This is my question
https://mathoverflow.net/questions/262039/central-properties-of-the-integers-mathbbz-over-other-structures-with-sum
I think the question is clear enough and it is easy to ...

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### Thread for asking about suitability of math.SE question on MO?

Often there are questions of the type: "I have posted this question on math.SE. No satisfactory answer so far. Would this question be suitable for MathOverflow?"
People ask this in various places:
...

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### "what is" type questions

is it acceptable to put questions of the type "what does ... mean?" or "what is ...?" on MathOverflow. For example?
what is the moduli space of higgs bundles?
what is a Picard-Viessot extension?
...

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### Any other site besides mathoverflow and mathematics stackexchange?

I know the differences between mathoverflow and math-stack but I have been wondering:
Are there legitimate mathematical questions that would not get answered at math-stack because there is no ...

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### A StackExchange website aimed at graduate students?

There has been a lot of discussion about questions that do not get answered on MSE, but are not considered 'research level' on MO and thus get closed. The problem seems to be that certain questions ...

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### How is it off-topic to ask whether the normalization of a local complete intersection is Gorenstein?

This question (which I did not ask) is whether the normalization of a local complete intersection domain is Gorenstein. Why was this closed as "off-topic"? Especially when this one, which asks ...

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### Why is my question on hold?

Why is this question fine, but mine is put on hold? They seem to be very similar questions? Or is there some distinction that I'm not getting?

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### Humans, Go, Computers, Math

This is the meta thread for What advantage humans have over computers in mathematics?
It was closed, got reopened and reclosed, and reopened again.
In an effort to close the barn before the horse ...

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### Appropriate or not: "To what extent are the results in Paper X correct?"

I have found a counterexample to the main theorem of a 20-year-old paper. The paper does not seem to be well known but it was written by reputable mathematicians and published in a highly regarded ...

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### Appropriateness of recent LIGO question for MO

There had been numerous comments under the question Recent observation of gravitational waves that discuss whether it is appropriate for MathOverflow. That discussion is properly a concern of MO meta, ...

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### On the viXra question

Should Hard maths on viXra? be reopened?
Is it appropriate for the site?
Why or why not?

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0
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### Is this ("Is this a good research question?") a good MathOverflow question?

I apologize if this has been covered before. A cursory search of meta.mathoverflow does not reveal it.
There are reasons not to make research topics public. (I have some topics that I am not ready ...

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### Can I ask this question here?

I recently posted this question on Math Stack Exchange, in which I asked for a published reference containing the proof of a certain fact. What I got instead was a very rough outline of a proof. I've ...

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### Cross posts to Math SE

Are cross posts to Math SE allowed? As in almost exactly the same text, just posted there. Of course the sites are meant for difference things, but still just wondering. And if yes, should one link ...

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### Why is my question on martingales off-topic and not migrated?

Here is my question: https://mathoverflow.net/questions/225181/show-that-ex-t-t-infty-le-ex-0-and-cp-sup-x-n-ge-c-le-ex-0
I said in the beginning to please migrate if needed. Could it be on-topic ...

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### Is asking question from graduate books allowed

Is it ok to ask questions from books like Probabilistic Method by Noga Alon, the * marked ones, since they are tough questions but not exactly research level questions.
I had already asked this ...

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### Are interdisciplinary questions about mathematics of musical instruments on-topic here?

I have some mathematical questions that lie between music and mathematics, particularly applications of mathematics in building musical instruments.
As an example see this paper: The Mathematics of ...

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### early graduate level questions: MO or Math.SE?

When I first began on this site MathOverflow took questions at all levels. Then Math.SE was created and the level of MO has crept up steadily with Math.SE not necessarily absorbing the remainder ...

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### Literature Requests & Opinions: Conventions At MO

Background: Having failed to solve a general problem that I posted more than a year ago on mathoverflow.net, I have now resorted to numerical methods (involving finite probability distributions) . ...

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### Questions on Mathematical Writing

Where should I ask about how to approach Mathematical paper writing? For example, the question [How to write an abstract for a math paper? ] was put on hold? Which stack exchange site should I have ...

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### Is this measure theory question suitable for MO?

A moderator at Mathematics StackExchange asks if this question would be suitable for migration to MO: https://math.stackexchange.com/questions/1331258/using-a-sequence-of-measures-to-create-simple-...

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### On discussion of published papers at MO

There is an interesting discussion taking place at MO over the suitability of this question: Complex structure on $S^6$ gets published in Journ. Math. Phys. The question is about the correctness of a ...

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### A (type of) question which falls between MO and academia.SE?

This question Style of mathematical writing vs. too many lemmas seems like it may get closed. I am somewhat torn as to whether it should stay open or be closed (and so I have neither voted up nor down ...

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### Appropriate to ask question regarding choice of "magma" to describe simple algebraic structures?

I just started reading Bourbaki's Algebra, and posed a question regarding the choice of the word "magma" (which I came across on the first page of Bourbaki) on History of Science and Mathematics SE.
...

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### Should this site be "a shortcut to substitute for literature searches"?

On Reference for invariance of essential spectrum under relatively compact perturbations, Michael Renardy voted to close with the comment "This site should not become a shortcut to substitute for ...

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### Will this question be suitable for MO?

Recently I have asked two questions in MSE regarding the simultaneous solutions of the following inequalities:
$$x+y>p_{\pi(x)}+p_{\pi(y)+1}\tag{1}$$$$x+y>p_{\pi(y)}+p_{\pi(x)+1}\tag{2}.$$
My ...

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### Is it possible to Un-migrate a question?

I was not sure at first, but I think this question migrated from MO to MSE has been underestimated, and would receive better answers from MO users. It is related to another question (which was well ...

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### I want to post a question on MathOverflow, but is it suitable?

I posted a question "A question on the remainders of integer division" on Mathematics one week ago. There is not any answer until now.
I do not think it is a question of professional level, but it ...