Unanswered Questions
500 questions with no upvoted or accepted answers
4
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0
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160
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Efficacy of bounties by reward amount
Is there any data available on how often bountied questions receive answers? Can we stratify by bounty amount, to see if we're actually 'getting more bang for our buck' when we bounty higher amounts?
...
4
votes
0
answers
113
views
Is anybody else not seeing comments on their iPhone?
Starting last night I can no longer see comments when using the site on my iPhone, nor can I comment. Things are fine on my iPad just not my iPhone. I am wondering if anybody else has ever had this ...
4
votes
0
answers
349
views
Question on topic for Mathoverflow?
My question, asked months ago, was well received. Now...
I'm wondering if this question is on-topic for MathOverflow:
Consider a semi-Riemannian manifold $\zeta^{2,2}$ with metric, $g=\frac{dxdy}{xy}+...
4
votes
0
answers
186
views
Preview failing to parse double backslash in large matrices?
A couple of times now, I've been entering a large matrix here or on math.SE and, in the preview window, all the rows appear on a single line. Once the question posts, it displays correctly. I most ...
4
votes
0
answers
110
views
Garbled MathJax in a link to a question with MathJax in the title
The following occurs on my activity page:
The question it links to is Is there an explicit expression for Chebyshev polynomials modulo $x^r-1$? and it seems that the MathJax in the end somehow got ...
4
votes
0
answers
204
views
Wrong rendering in narrow width in Safari
When I view the front page right now in Safari, I see:
Notice that the question mark, which the poster properly placed at the end of the equation (see the question (before another edit removed the ...
4
votes
0
answers
158
views
Why is community bulletin no longer shown on MathOverflow?
Community bulletin is a block displayed in the top right part of the site which shows some of the questions on meta (and sometimes also some other stuff). It is useful, because it attracts attention ...
4
votes
0
answers
235
views
A markdown question: are custom list number formats possible?
For list numbering, 1., 2., ... are used. Could I change this somehow, to use, say, (1), (2), ... or i), ii), ...?
4
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0
answers
63
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Help Center "On Topic" first section's header doesn't match the text below it
Current Issue:
I was glancing through the help center's articles, and the article's structure on the What topics can I ask about here? page doesn't really make sense and confused me a bit.
The first ...
4
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0
answers
181
views
How should questions about (various meanings of) coverings be tagged?
The word covering has various meanings in mathematics. Quite often choosing a tag-name which has several unrelated meanings can lead to problems - typically bunch of rather unrelated questions end up ...
4
votes
0
answers
94
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
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0
answers
269
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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 ...
4
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answers
231
views
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:
...
4
votes
0
answers
258
views
Border line MO-Math Stackexchange
Occasionally there are questions that are beyond the level of Math Stackexchange(they get few views and no responds) but also for whatever reason the consensus on MO is that such questions don't quite ...
4
votes
0
answers
246
views
What is the best time of the year to ask a question?
I wonder if there is any data on whether questions receive more attention in some months, while less in some others.
Is it better to ask during Christmas or the summer break, at the beginning or at ...
4
votes
0
answers
111
views
Recently Posted Question Limited Visibility
Earlier today, I posted following question. Shortly later, I noticed that it was no longer visible when one looks at the "Newest" list for the tags fourier-analysis and harmonic-analysis, both of ...
4
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0
answers
393
views
Is "Reputation Top 0.90%" accurate?
This is a bit of a nit-pick, but I don't let my students get away with this, so it seems worth mentioning. In the reputation section of a user's page it might say something like:
Reputation
top 0.90% ...
4
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0
answers
202
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My question is flagged as being potentially subjective and therefore liable to be closed. Opinions please
I have a 'soft' question as follows:
'How did you first become interested in becoming a mathematician?'
The sort of answers I'm seeking are factual rather than subjective,
e.g.
I first ...
4
votes
0
answers
114
views
Migrating question from Math SE
I posted this question on Math SE a month ago but it has had no responses even though I also placed a bounty on it.
Whilst it is at graduate level, I'm unsure whether to ask it here since the ...
4
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0
answers
287
views
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-...
4
votes
0
answers
663
views
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 ...
4
votes
0
answers
142
views
Flagging questions answered in comments
Several times e.g. here and its links, people have discussed the issue of questions of effectively answered in the comments, both here and on MSE, which remain in the unanswered queue.
Despite the ...
4
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0
answers
225
views
I don't succeed in hiding paragraphs using >!
I found here in the spoilers paragraph that putting >! would hide the following
things, which was a way for me to alleviate a question's heavy presentation by hiding
paragraphs that could be seen if ...
4
votes
0
answers
118
views
Testing my flair
The MO user's page has a button flair. I didn't know where and how to test it. Thus I have to decided to do it here, at least temporarily. I have copied the snipped mentioned in the explanation (if it ...
4
votes
0
answers
377
views
What has been the problem with the question?
I have some questions relating to this post. Actually I can't seem to figure out what has gone wrong with the question.
In my view, it was not off-topic. Perhaps my representation may be vague. In ...
4
votes
0
answers
258
views
Encouraging patience on cross-posts
I realize that there has been a lot of discussion about cross-posting an migrating between MO and MSE. It seems to me that it is common for someone to be unsure on whether a question is an MSE ...
4
votes
0
answers
104
views
Where is the canonical place to submit Mathjax bug reports?
For example, here is an issue I've been having with Chrome on a Nexus tablet.
4
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0
answers
89
views
list of tags in chronological order
Is there a way to see a list all tags in chronological order (date created). I know one can see 'new' created tags, but my question is about all tags.
4
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0
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436
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'...
4
votes
0
answers
185
views
Closing one's own question
Sometimes I ask a question and a helpful commenter points out that the question is ill-founded. This seems like a straight-up case for closing the question, but unfortunately the best I can do is vote ...
4
votes
0
answers
90
views
Navigation tab position bug on tag pages for tags that have featured questions
When there are featured questions for a tag, the inclusion of the "featured" tab in the header cause the tabs to flow out of position.
(I'm using Chrome 34.0.1847.131 and Firefox 29.0.1 ...
4
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0
answers
429
views
Non-research level question
I just gave an answer to the following question:
https://mathoverflow.net/questions/153157/a-lemma-on-the-growth-of-the-number-of-certain-edge-paths-for-a-given-train-trac/153170
but I think the ...
4
votes
0
answers
143
views
Chat does not appear in the sidebar
The chat doesn't seem to appear in the sidebar on the main site (although it does on Meta). ManishEarth has suggested that this might be due to the no-ads agreement. I think it would be useful to have ...
3
votes
0
answers
210
views
Twitter account in the personal information
I recently checked my personal information and saw that there still is a possibility to add a link to twitter account.
Question:
Should the fact that twitter is now $\mathbb{X}$ and not so "...
3
votes
0
answers
150
views
Why can't question titles end with a period?
This is probably a duplicate, but gentle searching didn't turn it up; it's hard to know what'd be a good query.
I tried several times (within the grace period, so it only shows up once) to submit an ...
3
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0
answers
107
views
Do lookalike characters in question titles pose any risks?
Attacks via "lookalike domains" are a known malicious trick. Is any risk posed by a lookalike question title?
I know that's rather vague, and it's a concern that seldom arises. I give an ...
3
votes
0
answers
107
views
Including a hash character (#) in a math equation causes it to not render (in new-question page)
I want to ask a question about a paper that uses this notation:
However, when I typeset it in MathJax with ...
3
votes
0
answers
45
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Question titles do not auto-expand if URL contains non-ASCII characters?
Consider two versions of What is the modulus of continuity of this function that is continuous, increasing and bounded but nowhere locally Hölder?. Notice that, in the first version, the linked ...
3
votes
0
answers
223
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What happened to my MathOverflow account?
I posted this question from my account two days ago. Now suddenly, I saw I don't have an account any longer. I tried to log in and Overflow created a new account. Can someone please shed some light on ...
3
votes
0
answers
57
views
Cannot "Mark all as read" under very specific circumstances
This might deserve to be closed; it seems to be a bug, but a very, very minor one. The conditions under which I observed it were rather specific. I'm not sure which of the conditions were important, ...
3
votes
0
answers
171
views
In Safari on macOS, a numbered list beginning with a displayed equation swallows the number
This bug report did not originally mention the platform and the renderer. I originally put them at the end, but it occurs to me that they're more useful up front. Thanks to @DavidRoberts and @...
3
votes
0
answers
71
views
AMScd columns not aligning
The code
\require{AMScd}\begin{CD}
0 @>>> \mathbf D(C) \\
0 @>>> M
\end{CD}
produces
$$\require{AMScd}\begin{CD}
0 @>>> \mathbf D(C) \\
...
3
votes
0
answers
173
views
Planar geometry on MO
"Planar geometry" here is 2-dimensional Euclidean geometry, usually used as Olympiad geometry problem, its objects just be a bunch of lines and circles, it has no Combinatoric aspect and not ...
3
votes
0
answers
166
views
Would this question be appropriate on the main site?
I would like to ask a "big list" style question on the main site.
The question would be "How do we pronounce the names of famous mathematicians?".
Each answer would be an audio ...
3
votes
0
answers
181
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My closed question was never reviewed to be reopened
Two weeks ago I posted this question: What is a good formalization of this classic math puzzle?
The question was closed within hours (presumably based on a misunderstanding), I made some edits a few ...
3
votes
0
answers
209
views
Braces are not rendered in MathJax in the preview of a question
I am using Firefox 94.0.1, with no user scripts. I have a few add-ons, which I can list if needed, but, since the behaviour does not always occur, they cannot always be interfering. My renderer is <...
3
votes
0
answers
199
views
A case when the closure reason might be unclear to the OP (and possibly others)
There is this question I have read about the 3x+1 conjecture so I am thinking of 3x-1 instead closed as not research level.
It is about replacing $3n+1$ with $3n-1$ in the Collatz conjecture.
OP shows ...
3
votes
0
answers
66
views
Math-mode formula in comment breaks incorrectly across lines
In the following comment, both summands should appear before the period:
The source for the comment is:
...
3
votes
0
answers
216
views
Clicking question author username sends to revision history
This happens with Every mathematician has only a few tricks: the link with the author username leads to the revision history. I checked several other questions, including some cw (this one is cw), ...
3
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0
answers
280
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About votes by 101 users
Related: this
So I have just run a query at SEDE, and get the following data:
Upvotes cast by rep 101 users: 66626
Upvotes cast by all users: 1777003
Hence by simple calculation, we get $$\frac {...