# 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.

278
questions with no upvoted or accepted answers

2
votes

0
answers

191
views

### No attention or any comment on this question yet. Should it be migrated to math.SE?

I have not got any attention/comment on this question yet, even after being in bounty for 4 days. Meanwhile I learned that the problem has trivial solution in higher dimensions (minimum value = 0), ...

2
votes

0
answers

100
views

### Redirection for off-topics posts

At the moment there are three choices in the Closing > Off-Topics > Migration tab.
Shouldn't the other stackexchange websites
http://matheducators.stackexchange.com and https://hsm.stackexchange.com/...

2
votes

0
answers

258
views

### My question has been asked but not answered at all. What should I do?

My problem is somewhat similar to My question has already been asked, but not really answered? What should I do?.
But in my case the question has not been answered at all.
My first idea was to write ...

2
votes

0
answers

290
views

### Do people want counterexamples in general topology that satisfy low separation axioms or high separation axioms?

When people ask general topology questions asking for a proof or a counterexample to a claim, people often do not mention whether they want a counterexample which satisfies higher separation axioms (...

2
votes

0
answers

95
views

### Can I migrate this question about the divergence of an infinite product to Mathoverflow?

I thought this problem was just an homework-level but it turned out neither two of my professors in the area of analysis nor users active in mathstackexchange could give me a complete solution. The ...

2
votes

0
answers

700
views

### 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 ...

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.

2
votes

0
answers

159
views

### Should the tags [inner-models] and [inner-model-theory] be merged?

Right now there are two tags for questions about inner model theory: inner-models and inner-model-theory. I can't see any difference in the type of questions being asked under these two tags. Should ...

2
votes

0
answers

181
views

### Why are the number of profile views displayed?

Is there a reason why the number of profile views is displayed when I go to my profile? I don't think it is a bad thing, I just don't see the purpose.

2
votes

0
answers

491
views

### Why was 'How to Discover Counterexamples and Required Objects' put on hold?

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/...

1
vote

0
answers

153
views

### Self advertising and posting a candidate constructive proof

I would like to learn about appropriateness of posting a candidate constructive proof that decides a conjecture or open question and asking for counter examples that render the proof incorrect.
The ...

1
vote

0
answers

198
views

### What is the correct action if the OP finds an answer incorrect (with a recent example)?

While I certainly think that the OP of the question Non trivial zeros of Riemann zeta function definitely abuses MO in a couple of ways, still I believe it is a good example for the question in the ...

1
vote

0
answers

84
views

### Appropriateness and cross-posting

I am interested in this question on math.stackexchange. To me it is interesting because while it looks "obvious" that there isn't a solution with 6 turns (I have some very partial results ...

1
vote

0
answers

195
views

### Impact of politics on the availability of video conference software for mathematics online conferences

I'm not sure that this is the best place for this post, but on the other hand I could not think of a better forum. Of course I understand if this post must be downvoted since it doesn't strictly ...

1
vote

0
answers

79
views

### Create usage guidance for 2-categories tag

The 2-categories tag has no usage guidance, can you help us create
it?
This is what the 2-categories tag page https://mathoverflow.net/questions/tagged/2-categories says.
Can some one create usage ...

1
vote

0
answers

132
views

### Need advice on math enthusiasts forum

I am looking to find a forum in the Internet intended for math enthusiasts to discuss math ideas outside the question-answer format but at high level. Can anyone advise such sites?

1
vote

0
answers

123
views

### Would this question be suitable for MO?

I have asked What are some efficient ways to keep a note of results of a paper? in Academia SE.
Would this question be suitable for MO?
Is this better suited in MO than academia?

1
vote

0
answers

43
views

### Should I rewrite my question, or create a new one

I posed this question two days ago, which effectively asks "Has X hard-to-describe special case on Barnette's Conjecture been proven?". In retrospect, I believe it was a poor question.
What I now ...

1
vote

0
answers

155
views

### 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 ...

1
vote

0
answers

150
views

### Ask for help in proofreading a book

In case, one had written a book manuscript, but it was not possible to find, by other means, proofreaders mathematically knowledgeable enough to proofread the manuscript, would it be appropriate to ...

1
vote

0
answers

80
views

### Display of differences between revisions

Being impressed by the visualisation of differences between revisions on this site (and MSE as well) I cannot resist to ask: what javascript libraries are used for this? I know that MathJax is used to ...

1
vote

0
answers

204
views

### What do you see to upvote an answer?

Question is as in the title?
What makes you to up vote an answer?
Most of my answers are with $0$ upvotes. I am trying to understand the reason. One of the reasons could be that mathematics that I ...

1
vote

0
answers

211
views

### Area 51 Proposal: Math Challenges

On September 1st, I started a proposal on Area 51, for users to share, discuss and answer mathematical challenges that they have. I did this because I felt that these types of problems have no place ...

1
vote

0
answers

174
views

### Is MathOverflow missing a tag for ODEs?

TL;DR: Is there a tag which is intended (only) for ordinary differential equations? If not, should there be one?
The situation with the tags related to ODEs seems a bit unclear to me. AFAICT there is ...

1
vote

0
answers

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 ...

1
vote

0
answers

78
views

### Accepting an answer to a closed question

To my surprise I discovered that I can accept an answer to my question that has been closed.
I am not sure whether it is "good" or "bad", my question is whether it is an intended feature and if yes, ...

1
vote

0
answers

66
views

### Tagging Answers?

Simple question: should the tagging of a question cover answers?
Suppose I asked a question about a mathematical problem and in the answers contained for example:
pointers to literature
algorithms
...

1
vote

0
answers

107
views

### What should I do if I want to ask an almost duplicate question?

There already exists a question very like the one I want to ask, with a very partial answer by the OP. I want to ask the same question but restricted to a special case, for which I hope more can be ...

1
vote

0
answers

197
views

### Why was this question made community wiki?

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, ...

1
vote

0
answers

201
views

### Migration site list lacks entries

The question What is the integral of temperature over space called? obviously belongs elsewhere. Most probably the proper place is physics.SE, but in any case not here on meta, not on math.SE, and not ...

1
vote

0
answers

40
views

### Should I accept an answer to the "concrete" part of my question and ask another one about the "vague part"?

Suppose I am trying to prove a certain statement $S$ and find that a certain plausible statement $T$ implies $S$. However, I don't think that they are equivalent, and so there are possibly other ...

1
vote

0
answers

67
views

### Can one un-(vote to close) a question without voting to reopen?

Scenario (and it actually happened): I was first to vote to close a question as too broad; OP modified the question in such way that my objection did not apply anymore; this modification resulted in ...

1
vote

0
answers

176
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 ...

1
vote

0
answers

193
views

### Is this combinatorial semigroup theory question suitable for MO?

The question is here.
For convenience:
Let $S=M_n(\mathbb{Z}_2)$. Let $D^{(n)}_2$ be the matrices in the rank $2$ $\mathcal{D}$-class of $S$. Find
$$N_n=\left\lvert\left\{\begin{array}
\, e &...

1
vote

0
answers

91
views

### Formatting: Diacritics outside of Formulas

I recently tried to write the name of the French mathematician Gâteaux in the correct way, i.e. with a circumflex over the first 'a'.
Using MathJax formatting inside inline math or in formula, that ...

1
vote

0
answers

79
views

### Locating a question on zero-one vectors in the kernel of a matrix

I remember there was a question posted to MO about maybe two months ago or so which was, essentially, about the existence of zero-one vectors in the kernel of some matrix. Can anybody help me to ...

1
vote

0
answers

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 ...

1
vote

0
answers

91
views

### How to Ask Multiple Very Specific Questions About New Applications of an Old Theorem

This question is a different flavor of this one, the difference being, that I am not looking for help in understanding something.
My "problem" is, that while ramping up my knowledge about the ...

1
vote

0
answers

253
views

### Can I ask a question here whose answer I did not get at math.stackexchange?

I have asked a question about solution of heat equation at math.stackexchange but no one answered. I think may be the question is too professional to be asked from learners. As this platform is for ...

1
vote

0
answers

291
views

### Are we ready for a MathOverflow Overlay?

As varied as my participation in MathOverflow has been, I seem to gravitate towards number-theoretic issues involving $\phi$ and $\sigma$. I am considering writing an overlay article. This would be ...

1
vote

0
answers

583
views

### Algebraic Geometry Chat Room

At the request of Denis Nardin, I have started an MO algebraic geometry chat room at http://chat.stackexchange.com/rooms/23540/algebraic-geometry. For now I am the room owner, but I am happy to let ...

1
vote

0
answers

540
views

### Risqué and uninformative title.

I found the previous title of
Realizing proper pure octonions as conjugates
slightly risqué and also uninformative. So in the spirit of being bold I just changed it to something mathematical. I'...

1
vote

0
answers

468
views

### Reference Requests: Good Ways and Bad Ways

I would like to know of types of bad examples of MathOverflow questions that are tantamount to reference requests. I can think of two:
a) A reference request for something that is properly outside ...

1
vote

0
answers

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 ...

1
vote

0
answers

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 ...

1
vote

0
answers

171
views

### soft-question tag for discussing mathematical best-practices

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 ...

1
vote

0
answers

96
views

### Too large font in the question names

Previously much more questions could fit one page in the question list. Currently the font is giant and the information is much less dense.

0
votes

0
answers

96
views

### Hinting votes for CW contributions

I would like to learn about opinions about visually indicating votes for contributions to community wiki; what I have in mind is something analogous to the green button in the "menue-line" ...

0
votes

0
answers

121
views

### Is this partial differential equation on topic for Mathoverflow?

I came across this differential equation. I'm not sure if it's research level, but I think it might be:
$$u\frac{\partial}{\partial u}\left(u\frac{\partial f}{\partial u}\right) + v\frac{\partial}{\...

0
votes

0
answers

231
views

### "overestimates topoi" and research level

I wonder now and then, why this question is still open
Did Grothendieck overestimate topoi?
Usually, MO's members tend to be very strict about what is and what isn't a good question.
But why is this ...