# Questions tagged [specific-question]

For discussions related to some particular question posted (or to be posted) on the main site. Do not use if your intention is to discuss/ask about a general issue, and you merely linked some question(s) as an example.

133
questions

**36**

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**3**answers

1k views

### Welcoming new user: on a recent question about connections

I think that the history of this question about connections is unfortunate. I would like to discuss (respectfully, without throwing blame around) whether/how a better outcome might have been achieved....

**0**

votes

**0**answers

116 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**

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**0**answers

224 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 ...

**2**

votes

**1**answer

148 views

### I can not find one question I have already asked

I had already asked a question as follows:
"Is there a one dimensional foliation of a two dimensional manifold whose foliation groupoid is diffeomorphic to a 3 sphere with two north pole. The ...

**2**

votes

**0**answers

172 views

### Asking whether this question will be suitable and hence answered by people on MO ? ( I will use career and advice tag)

I am thinking of asking this question on the MO website which is due to the fact that how should I write/ explain the gap in my CV while applying for PHD programs in 2022.
Very brief of the situations ...

**2**

votes

**1**answer

211 views

### My question is removed

Recently my question entitled "Non existence of a parametrically compatible metric to a complete geodesible vector field on $\mathbb{R}^2\setminus\{p,q\}$" is removed. What is the reason?

**8**

votes

**3**answers

943 views

### Acceptability of "Changes forced by the pandemic"

I refer to this question by André Henriques. It is nonstandard, and prima facie there is a clear case for closing it, and at the time of writing there is one vote to do that. However, I personally ...

**21**

votes

**3**answers

2k views

### Question about $i$ versus $-i$

I vaguely recall that some years ago, there was an MO question about how to distinguish between the complex numbers $i$ and $-i$, and in what sense this might be meaningful.
I also recall that I ...

**0**

votes

**0**answers

184 views

### I want to answer a closed question

Please reopen this question:
A problem of an infinite number of balls and an urn
I have a nice answer.
(Added (DR): now re-opened. Please note there are ten deleted nonsense answers, which I imagine ...

**2**

votes

**0**answers

257 views

### Is asking about name of a curve a research level question?

In my opinion this post is not a research level topic but surprisingly it has been received 22 votes.
Is the linked post a research level question and appropriate for MO?
I think it is more ...

**22**

votes

**1**answer

1k views

### One person creating multiple Riemann Hypothesis-related accounts

I have been flagging these posts individually, but I thought maybe a meta question would be a good follow-up, in case the moderators are not aware of the behaviour. As @YemonChoi points out, the ...

**1**

vote

**1**answer

374 views

### Student trying to cheat in an exam

This deleted question (10k+ users only) is a student who just copied exam questions and wanted help, and admitted it in the comments to me before deleting the question. I would like this question to ...

**20**

votes

**1**answer

1k views

### Someone is trying to delete the Memorable Titles thread

There is currently a vote to delete this very old thread. I am writing to register my strong protest against this and bring it to the attention of other users here on meta.
Most memorable titles

**4**

votes

**1**answer

67 views

### Why don't images show up in a post?

Why do the image links in the post Triangle angle bisectors, trisectors, quadrisectors, show up as raw source? (I tried deleting everything but the [1] or ...

**0**

votes

**0**answers

137 views

### Need details or clarity

I need some help to understand what is unclear with my question A reform of logic to secure naive set theory? and also what details are missing, from other persons perspective.

**10**

votes

**1**answer

436 views

### Well-received but unanswered Math SE question; should I consider posting it here or requesting migration?

The Mathematics SE question Can there be an energetically unbounded three-body orbit where escape is impossible due to conservation of angular momentum? was well received and someone had graciously ...

**10**

votes

**1**answer

528 views

### High accuracy computation question on MO

Can I ask question which require very high accuracy calculation with very delicate nature on MO :
Ex: calculate:
$$S(q)=\int_{x=2}^q\sin^2\left(\frac{π\Gamma(x)}{2x}\right)dx$$ for $q=10^3$ or $10^...

**18**

votes

**4**answers

1k views

### Why was "The origin(s) of the word “elliptic” migrated to hsm?

This question on the history of the ellipse terminology was migrated to hsm after a week of being active on MO and receiving several useful answers.
Did the OP ask for migration?
Why are some ...

**0**

votes

**0**answers

104 views

### Is my question for Math Overflow?

In the first paragraph of Prove or Disprove this Darboux-like sum of a function defined on infinite limit points converges to zero, I state that I do not know whether this is a research question. Is ...

**1**

vote

**0**answers

127 views

### How do I improve the clarity of my post?

I have a question about my MathOverflow post: How do we create a better definition (for my definition of average) which is easier to compute and gives exact values?
How do I improve the clarity of my ...

**2**

votes

**0**answers

183 views

### Why are people trying to close this question?

Why are people trying to close this question? This was posted yesterday.
There are 3 close votes so far and not a single comment from anyone.

**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 ...

**2**

votes

**1**answer

246 views

### 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)...

**19**

votes

**1**answer

913 views

### 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 ...

**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 ...

**12**

votes

**1**answer

496 views

### 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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votes

**0**answers

132 views

### 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 ...

**11**

votes

**0**answers

539 views

### 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 ...

**48**

votes

**1**answer

2k views

### Why was the whole math jokes thread deleted, and should it have been?

[Topic very similar to several other recent questions, but the central question is I think not a duplicate.]
The meta thread Should these sexually suggestive jokes be kept or deleted? raised the ...

**17**

votes

**5**answers

4k views

### Should these sexually suggestive jokes be kept or deleted?

There are a few jokes in "Do good math jokes exist?" that I think are inappropriate.
Specifically:
Nov 21 '09 at 9:01 item (1)
Oct 19 '09 at 16:03
Dec 10 '09 at 23:14
Dec 15 '09 at 1:31
All of ...

**-5**

votes

**1**answer

262 views

### The reason for putting on hold a question

Why was this question put on hold? It seems to be fairly specific and it is about mathematics. You could argue that it is slightly meta-mathematical; would it then be appropriate on meta MO?

**2**

votes

**1**answer

275 views

### I lost my three questions

About 3_4 days ago 3 questions of mine got down vote but they were not "closed" or "onhold". After these downvotes, each of them became -1 vote, totally. Now I can not find these question. Where are ...

**3**

votes

**0**answers

143 views

### What if I posted a (perhaps...) nice answer, but to the wrong question?

First of all, I apologize for asking this question if the topic has already been debated on the MO.meta, but I did not succeed in finding anything similar: and now the question.
Nearly a year ago I ...

**16**

votes

**0**answers

1k views

### Can we please reopen the colorful language in mathematics question?

A long time ago, the question
What are some examples of colorful language in serious mathematics papers?
was closed because someone posted a copy of Spencer Bloch's review of Milne's Étale ...

**16**

votes

**5**answers

3k views

### Why was there pushback on a user's profile image?

The comments on the OP for the following question are disconcerting: Why is Voevodsky's motivic homotopy theory 'the right' approach?
From what I can gather, the OP must have had ...

**15**

votes

**1**answer

808 views

### Withdrawn question

I have just noticed that this question, which I have found quite exciting (and so have at least 14 other users who have voted for it) has been withdrawn by the OP. Is there any way to figure out the ...

**81**

votes

**4**answers

25k views

### 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 ...

**15**

votes

**3**answers

2k views

### Should Kevin Buzzard's Lean question be left in its original state?

Kevin Buzzard asked this question, which incorporated a long section of background discussion. Federico Poloni removed that section. Yemon Choi commented that he thought the question was OK before ...

**6**

votes

**1**answer

622 views

### Why was my non-big-list question made community wiki?

This question of mine was made community wiki by someone other than me. I'm aware of discussion (e.g. here and here) arguing that big-list questions should be CW so that the voting system can be used ...

**-7**

votes

**1**answer

595 views

### The question 'Mathematical work of Jonathan Gleason' disappeared

The question
https://mathoverflow.net/questions/291518/mathematical-work-of-jonathan-gleason
was deleted by some unknown person, not long after Jonathan Gleason passed away. I am shocked with the ...

**-2**

votes

**5**answers

1k views

### close/reopen wars on Mathoverflow

Sometimes one sees a situation like with this question:
Cargo Cult Science in mathematics?
which goes on hold and back again a number of times.
Should there be a limit to the number of such rounds?
...

**1**

vote

**1**answer

82 views

### Help finding question

I am seeking a link to a question I posed myself, but which I can no longer find, either with Google site:https://mathoverflow.net or with StackExchange search (...

**0**

votes

**0**answers

117 views

### 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 ...

**10**

votes

**1**answer

827 views

### Moving back my question to MO

References on Gerbes question is migrated from MO to meta.
It was never about MO. I was only giving information about search I have done. None of the comments except one has objection with this. None ...

**2**

votes

**0**answers

191 views

### 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 ...

**2**

votes

**2**answers

295 views

### 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 ...

**-1**

votes

**2**answers

154 views

### How to know if an old post is deleted, when I cannot find it

I'm looking for a post that I'm 100% sure was still here on this site about a year ago. It probably has tags "big-list" and "soft-question", and at least several of the responses received more than ...

**4**

votes

**0**answers

92 views

### Should my question be migrated?

I asked a question about the time-complexity of a problem on MathOverflow. Is it a good idea to migrate this to Theoretical Computer Science, since I almost had no response at all here?

**-4**

votes

**1**answer

322 views

### Regarding my question: "Can only the constructible sets be proven to exist in $ZF$...."

I am concerned that the 'bad reviews' regarding my most recent question are more harassment than helpful. They seem to come from distinctions between $Def$ (or what I call $\mathscr P_{Def}$), $\...

**0**

votes

**1**answer

343 views

### Re-Posting on Math.StackExchange

Here is the link to question:
Counterexample Required (Standard Notations)
Perhaps it seems that I am being overly impulsive by posting this (and maybe that is right). But after looking at all the ...