Questions tagged [discussion]

The question you're asking is designed to solicit opinions or best-practices on a particular topic, with the goal of reaching community consensus.

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9 votes
1 answer
236 views

New tag for Discrete Morse Theory?

Would it be worth making a new tag discrete-morse-theory? While certainly related to classical Morse theory (which already has a tag), most of the technical tools of DMT are quite different, and the ...
33 votes
2 answers
1k views

Is MO connected?

Is it the case that MO is actually split into several communities which only communicate with each other through meta-activity but have no actual mathematical interests in common? This is not sheer ...
3 votes
0 answers
402 views

How to change the direction of an answer thread

I asked this question, with the hopes someone might help me with the algebraic proof I was working on towards the stated conjecture. Based on this meta thread, my original question got changed — for ...
7 votes
1 answer
618 views

Acceptance of partial answers

In which cases is it appropriate to accept a partial answer? For example, if an answer gives the state of the research on the area, that does not completely answer the question, but says also ...
2 votes
0 answers
206 views

Can I ask this type of question? I don't know whether it can be qualified as research level?

I asked this question on Math.Stackexchange, this, can I ask here. I have done little research on proving for the general case of n-variables other than mentioned in my answer.
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11 votes
1 answer
482 views

Is it appropriate to ask for exercises?

I am teaching an independent-reading course from Simon's "Representations of finite and compact groups". I chose this book based on fond memories from a previous reading course in which I had ...
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12 votes
0 answers
1k views

Why is my question apparently not research-level?

I just posted this question a few hours ago, and it's already had two votes to close for being off-topic (i.e., not of "research-level mathematics"). Considering it's ultimately a question about ...
0 votes
0 answers
59 views

Suggestions for merging redundant tags [duplicate]

I don't yet have the required reputation nor the answer-votes, yet I'd like to suggest identifying the tags isoperimetry & isoperimetric-problems with the (already synonymous) pair calculus-of-...
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25 votes
2 answers
1k views

My question has already been asked, but not really answered? What should I do?

I have a question I am curious about: call it $Q$. There exists a posted question $P$ on MO which asks my question $Q$. More precisely, $P$ states a series of (slightly vague) questions, one of ...
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16 votes
0 answers
312 views

Redundant ways to close as off-topic/better on MSE [duplicate]

Right now, there are 4 ways to vote to close a question as off-topic. "This question does not appear to be about research level mathematics within the scope defined in the help center." "...
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10 votes
0 answers
956 views

Extending questions and answers gradually

If someone answers my question and I want to generalize it, how should I do it? Is it ok to gradually extend my question as answers improve? An answer to a question I wanted to ask may show me that I ...
5 votes
2 answers
355 views

What to do about question which are inappropriately migrated from MSE to MO?

This question has been migrated from MSE by a moderator as well as closed for being off-topic. As I recall, MSE consider to have in principle a scope that encompasses the scope of MO (i.e. all math ...
23 votes
2 answers
2k views

MathOverflow @ ICM2014 : We Want You!

This post will raise several questions/issues on which I want community feedback. Background: Inspired by Tim Post's offer Mugs, Stickers And Shirts - Now With 100% More MathOverflow! , I++ decided ...
117 votes
23 answers
9k views

MO-Hard Questions

The term "MO-Hard" has entered the mathematical vocabulary, describing interesting questions that were asked on MathOverflow but haven't been answered in spite of efforts by many community members. ...
15 votes
0 answers
672 views

"Questions" of the type "I have written something, please give me feedback"

I have now today seen several questions (this and this) which asks for feedback on research articles, rather than stating explictit questions. There is of course a gray zone, but I wonder a bit what ...
33 votes
5 answers
733 views

Couldn't the comment vote rate limitation be made more ergonomic?

Quite often I read a comment thread, and then decide which comments I vote up. As soon as this is more than one comment, I get an error message that I can cast only one comment vote every 5 seconds. --...
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15 votes
3 answers
449 views

Closing as duplicate

Many things changed when MathOverflow joined the Stack Exchange Network a year ago. While most changes were quickly absorbed a few are more subtle and might have been missed by some. In particular, ...
8 votes
1 answer
696 views

Elementary questions

Is there any reason for answers like "Too elementary/trivial", "Not research level" and so forth? I understand what the level of this site is, but at times it would take 3 minutes to give a proper ...
4 votes
1 answer
476 views

Is this question appropriate? (What features should a mathematician look for in a tablet computer)

I'm getting ready to buy my first tablet computer and I have some fairly specific things I need it to be able to do so that it can be an effective tool for my research. I need it to be able to compile ...
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-9 votes
2 answers
466 views

Play the game: an observation about the reputation [closed]

MO is a nice Q&A network. Its niceness comes partly from the fact that it's funny, thanks to the existence of the reputation points. Normally, mature mathematicians shouldn't need a system with ...
-2 votes
2 answers
617 views

Criteria of considering relevance of the question to the domain of research topics

Please look at https://mathoverflow.net/questions/175757/conjecture-related-to-distinct-unique-permutations-of-digits. In my view, it is clearly a specific research question - it is not a general ...
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9 votes
0 answers
629 views

Why was the question about "expected difference of random variables" put on hold?

As I explained in the answer to the question The metric of the expected difference of random variables, I don't see any reason for closing it other than simple misunderstanding (to put it mildly) on ...
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10 votes
1 answer
454 views

Quickly Accessible MathJax Help

I recently had the problem of encoding big brackets in a formula in my question "Functions that Calculate their $L_p$ Norm" and, I could find nothing under "How to Format > MathJax equations", as the ...
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2 votes
2 answers
213 views

Formulas in the title of the questions

Why don't many of the people who ask a question in MO use math environment for their formulas in the title of the questions?
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3 votes
2 answers
1k views

Why is this question considered undergraduate?

The question https://mathoverflow.net/questions/173132/number-of-combinations-of-ordered-sequences-of-n-integers is closed because it is considered "undergraduate"... could someone explain me how in ...
13 votes
0 answers
434 views

Should/may I delete this flawed question?

Two days ago I asked the following question: Does a lisse $\ell$-adic sheaf give rise to an affine group scheme? Even though I had been thinking about the question for half a week, I was half an hour ...
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2 votes
2 answers
228 views

migration issues

I dealt with two questions today that seemed on the more elementary side in terms of mathematical content. Geoff Robinson posted some interesting answers, more so than my attempts. Coincidentally, ...
19 votes
2 answers
797 views

asking questions outside of field of expertise

MathOverflow + Math.StackExchanage are great resources for learning and talking about mathematics. Often, I can get constructive and informative discussions leading to progress. MathOverflow is a ...
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8 votes
3 answers
2k views

Why has the question "Optical methods for number theory?" been closed?

Edit: The MO question has now been reopened, and the two answers here that addressed it have been copied across. The question Optical methods for number theory? was put on hold. While answers are ...
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59 votes
2 answers
3k views

Mugs, Stickers And Shirts - Now With 100% More MathOverflow!

The MathOverflow Foundation has given Stack Exchange permission to print and ship (at our expense) free gifts for outstanding users of the site that want them, or that will be attending conferences ...
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9 votes
1 answer
513 views

Is there an option to know when somebody (especially author of the post) does something after my comment?

Yes I do realize that the comments are primarily meant to introduce improvements in the post being commented on. And also that if any subsequent commenters want my feedback, they will @ me explicitly. ...
16 votes
1 answer
1k views

On a question that was deleted recently.

I noticed that yesterday a question that received many upvotes (>40) and no downvotes, and which mathematically seems quite interesting was deleted by a Stack Exchange Moderator. I definitely don't ...
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5 votes
0 answers
770 views

I think I solved an old problem, can someone please check it for me?

Sorry if this is inappropriate to ask on meta, but back in April I updated an old answer of mine that is over two years old here, on the existence of a zero sum subset problem. I suspect due to how ...
's user avatar
3 votes
1 answer
500 views

Grassmann's "general theory of forms": an appropriate question for MathOverflow?

The prospective question: I quote from Petsche's Hermann Graßmann: Biography (emphasis mine): The mathematical part of the book begins with the conception of the “General Theory of Forms”. ...
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11 votes
0 answers
376 views

Area 51 Proposal: Sage and its subcomponents

I proposed a Q&A site for Sage and all its subcomponents viz. GAP, Pari, Singular, Sympy, ... on Area51 here. I thought many mathematicians here who use Sage in their research and teaching here ...
  • 1,107
3 votes
1 answer
288 views

When and how to post a question on scicomp.stackexchange.com

I have recently posted the following question on MO: "Approximation with Predefined Topology of Niveau Sets", which received close to zero attention. Igor Khavkine was so kind to make me aware of ...
  • 11.3k
11 votes
1 answer
717 views

the correct way to "cross-post"?

Obviously is to not cross-post at all. If I asked a question on Math.SE the crickets chirp, how do I move it to MO? Or rephrase in an acceptable way? I think we've all done it one or twice asked a ...
  • 21.9k
4 votes
0 answers
435 views

Vote to reopen question regarding connected and total domination on the queen's graph

[Note: Now reopened!] The question concerns the limit as $n\to\infty$ of $\gamma_t(Q_n)/n$. It is known to be between $\frac{4}{7}$ and $\frac{2}{3}$. As connected and total domination the queen'...
14 votes
1 answer
509 views

Interpretation of Time-limit for Editing Comments

Yesterday I had written a comment and, after 4 minutes began editing it. After having finished my editing, I tried to save the comment and was prompted with the message, that editing is only possible ...
  • 11.3k
-1 votes
1 answer
774 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 ...
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5 votes
1 answer
333 views

Should a small math journal move to associate with a big publishing house today? [closed]

I am an assistant editor of the math journal published by our department. This is a small journal, circa 15 years old, with two issues each year, and impact factor close to zero. Usually, my main job ...
6 votes
2 answers
1k views

On the question about a strengthening of Bertrand's postulate

I am trying to work out what I think about the suitability of this question. The author is in a very real and awkward situation: His$^{\ast}$ graduate student has a result. The result is not that ...
18 votes
5 answers
1k views

Is it frowned upon to answer a question and vote to close?

Is it frowned upon to answer a question and vote to close it? I did this for MO166234 and received this comment from a high-rep user: ...
0 votes
1 answer
582 views

What about the question "Hint for the Elementary Proof of the Inequality of Prime Numbers"?

See the link https://mathoverflow.net/q/165492/48849. I think that my question (actually it is not originally my question, it is from someone on the AoPS) might suggest us to prove the Bertrand's ...
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-8 votes
0 answers
646 views

An Introduction to Suspension Theory [closed]

Inspired by Konrad's last post I would like to start a discussion thread on some possible aspects of long time/permanent suspensions. "Konrad" is a pseudonymous name for a long time suspended user. ...
's user avatar
14 votes
4 answers
2k views

What about the question "does Grothendieck have any pseudonymous paper"

There is a beginning of close war about that question. It has 25 votes, just got closed, but has already 3 "reopen" votes only three hours after it was closed. Only quiz has given in comments a reason ...
  • 25k
5 votes
1 answer
297 views

Double-counting reputation for migrated questions

Last month I answered a question on MO, which was later migrated to MSE. Upon migration, the up/down votes for my answer were migrated from MO to MSE. That makes sense. What I find strange is that ...
8 votes
1 answer
416 views

Is asking a question on the applicability of cellular automata to solving PDEs on closed curves appropriate?

Being a low rep user who is somewhat unfamiliar with the workings of this site, I would appreciate it if I could get some feedback on a question I am considering asking. It would be a reference ...
  • 398
2 votes
1 answer
662 views

Are there ways to lessen amount of "bad" questions?

Not so easy to formulate what I want to ask... Lots of questions on MO are being (sort of) rejected as more appropriate for SE or not belonging here in some other way. Not only does this distract ...
20 votes
2 answers
853 views

Questions on Coq

Now I'm awake again, I can raise this here in meta, as per quid's request. I commented on the question How do I verify the Coq proof of Feit-Thompson? I like this question, and would defend it ...

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