# All Questions

1,883
questions

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### What if I want to increase bounty by somebody else?

I found an exciting question that somebody gave bounty of 50, and I would like to increase it. Seems there is no way to do it. Why?
Also, I never tried this so I don't know: can I increase my own ...

0
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0
answers

116
views

### "Singular Perturbation" is not among tags

Can I ask MO to define a new tag "Singular perturbation". I did not find this tag among the tag list.
Thank you

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0
answers

107
views

### Another close reason: "subsumed"?

This happened few hours ago: the question Series involving gamma function about the sum of a specific series, probably not research level, was followed by another one, Series involving factorials ...

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0
answers

181
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### Big Ideas and Proofs Originating on StackExchange or Overflow? [duplicate]

Just a random, fun question I was kind of curious about; sorry if I tagged it incorrectly.
I'm wondering if there are any famous StackExchange or Overflow posts (math, physics, comp sci etc) where ...

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0
answers

90
views

### "Conley index " as a tag

Is there a tag which can be related to methods on Conley index theory?I could not find a tag with this title.

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0
answers

85
views

### Difficulties merging accounts

hopefully this is an MO.meta appropriate topic.
I have tried merging two accounts (I created the alternate account one day when I forgot my password and wanted to ask a quick question on mobile) and ...

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votes

0
answers

175
views

### Can you suggest some negative point in this post

Can one suggest me some negative points in the following post with several downvote
https://mathoverflow.net/questions/247716/topological-groupoid-structure-on-a-pair-s3-a
Thank you

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0
answers

212
views

### Why is this question counted as "off topic"

Why is this question counted as off topic?
Unreasonable application of mathematics to the other areas

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0
answers

216
views

### Button for cross posts to/from Math SE

People explained me that it is possible to ask same questions in Math SE and MO, and I did this from time to time. I think it's very important to have this possibility, because often you haven't ...

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0
answers

69
views

### referencing a MO reply [duplicate]

In a book or article, how should I reference a helpful reply on mathoverflow? Can I give the web reference to the question? If so, in what form? I would rather do this than the catch all `personal ...

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0
answers

64
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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votes

0
answers

169
views

### Is this question suitable for MO?

I recently posted this question on MO. However, it quickly got downvoted and there was a comment which read that "MO is not for homework."
However, that question was not homework and I had not got ...

-1
votes

2
answers

491
views

### Proposed question: In the math history books of the future, what will be written about the years 1960-2010?

I was reading Stillwell's book, Mathematics and its History, and it got me thinking about how research developments in the last two decades (i.e. history for us too, except recent) would be "narrated"....

-1
votes

1
answer

394
views

### It is ok to ask the following question in MO?

Intuitively it doesn't look to me that much of a research level problem but, if it's not too trivial, I think it needs a bit of careful thought to answer my question. I don't know whether the ...

-1
votes

1
answer

784
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 ...

-1
votes

2
answers

315
views

### Asking for consensus on mathematical conventions/definitions

Is this (mathoverflow or meta) a reasonable place to ask nuanced questions about how the mathematical community interprets mathematical terms and how they are used in common questions? For example: is ...

-1
votes

1
answer

255
views

### Shall I ask my questions about Algebraic geometry on MO instead of MSE?

I searched for similar questions on MSE, like this and this, but couldn't figure out my solution. And since I intended to ask whether I can post my questions on MO, so I think I should ask here.
I ...

-1
votes

1
answer

261
views

### Are new users with inappropriate questions given help or rudely dismissed?

I often see questions like this: co.combinatorics - Given index $i$, what element is at position $i$ in sorted subsets that are obviously better suited for the Math.SE site.
This particular question ...

-1
votes

2
answers

172
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 ...

-1
votes

1
answer

150
views

### Should a closed question award "famous" badge?

I'm looking at this question, which got closed as a non-question, and yet did award its author in the "famous question" badge.
Technically it passes the 10k views, but I think this is either a plain ...

-1
votes

1
answer

113
views

### Site for reviewing articles, formulas, theorems, etc?

This question might be weird, I wouldn't feel bad if it is closed.
I know that MathOverflow is for mathematicians and math StackExchange for people studying math at any level. But questions like "...

-1
votes

1
answer

81
views

### Regarding a deleted post

I posted a question on mathoverflow. It was regarding a counter example that I had found. Later I realized that I should not have done that and deleted it. I am writing a research paper on how I ...

-1
votes

1
answer

77
views

### Can external links to MO questions/answers be made more informative?

On several occasions I have sent by email links to MO questions or answers. They appear just like this - say, https://mathoverflow.net/a/287214/41291
Is it difficult to achieve that such links in ...

-1
votes

1
answer

256
views

### Change a question after counter example

This following question was motivated by this question, though many of similar nature can be found throughout MO.
The Problem: The question asks whether any bound exist on an expression, and ...

-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?
...

-2
votes

2
answers

485
views

### Why does Mathoverflow not like opinions?

I've learnt that mathematics is largely about people and their experiences. The mathematics and the people are entwined in a way that should be celebrated. So with this in mind, why does Mathoverflow ...

-2
votes

1
answer

495
views

### Can we change the reference to "professional mathematicians" on the main page?

I'm personally quite bothered by the statement on the MathOverflow main page (when not logged in) that "MathOverflow is a question and answer site for professional mathematicians." It seems both false ...

-2
votes

1
answer

449
views

### 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 ...

-2
votes

3
answers

266
views

### Is it ok to ask for explanation of content in question?

I can not explain with out taking an example.
See this question Gauge theory on schemes.
I hear "Gauge theory" every now and then and wanted to know what it is about. I did not enjoy reading ...

-2
votes

1
answer

387
views

### Legitimate questions put on hold with no comments, no notification, and no chance to improve

My question was put on hold as unclear. I see a number of issues in this:
No intent was made to clarify the question via comments: it was just shut up. I consider it rude and unhelpful.
No reason was ...

-2
votes

1
answer

169
views

### Asking the same (subjective) question on Math.SE and MO

I asked a question a couple of years ago on MathStackexchange which was quite popular. I would like to ask it on MathOverflow as well, since I'd be interested in the answers there. But I'm never ...

-2
votes

1
answer

194
views

### How to edit tags correctly?

I attempted to edit the tags for this question. I got the message:
This edit introduces tags that do not help to define the topic of the question. Tags should help to describe what the question is ...

-2
votes

1
answer

474
views

### Why this question is off-topic?

Given an even function how to obtain the most close odd function and vise versa?
Why it was closed?

-2
votes

2
answers

152
views

### Should "does anyone access this paper" questions be community-wiki?

Should questions consisting in barely asking for a copy or link to some given paper be community-wiki?
A recent example, among others, is and Reference of J.L. Waldspurger's paper on Shimura ...

-2
votes

1
answer

210
views

### Proposed merger of tags

I would like to get some reactions to the idea of merging several tags under an umbrella "infinitesimal". The motivation is that the individual tags each have few questions, and the existence of ...

-2
votes

2
answers

622
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 ...

-2
votes

1
answer

163
views

### Restriction on editing closed questions

Guidelines to prove that $2^{\sqrt{2}}$ is a transcendental number? question bumped into https://mathoverflow.net/ after making an edit.
I am not sure if that adds anything to the question.
Should ...

-2
votes

1
answer

190
views

### Should we delete or reopen these old posts?

The purpose of this question is to link to various old (say $\succeq 1$ year old) closed posts, mostly by no longer active users, most of which are reasonable candidates for deletion, and a few for ...

-2
votes

1
answer

165
views

### New tags: Functional Data Analysis, Time Series, Functional Time Series

In my opinion there should be at least the following two tags, I couldn't find:
"Time Series",
"Functional Data Analysis".
Since functional data are used more and more and time series as a ...

-3
votes

2
answers

2k
views

### Why have I been suspended from the ICM chat? General remarks about unwelcoming behaviour on MathOverflow

Although the below obfuscates the context which is undoubtedly relevant to what has happened, the following comments appeared to be reason enough for the moderators to ban me from the ICM chat.
...

-3
votes

2
answers

459
views

### Respond to comments of deleted posts

Recently my answer to a question got deleted .
Before it got deleted, it had comments from 2 specific users. Since I came to know about the comments after it was deleted I was unable to reply.
So,
How ...

-3
votes

1
answer

113
views

### How to formulate a question for a Mathoverflow forum?

Can the following question be posted? “Where could an error be in the proposed proof of Fermat Last Theorem? Info about the author, proof and preliminary validation is at (link)”. How should the ...

-3
votes

1
answer

515
views

### Why MO community forbide me and discourage me to do my research and to post my questions?

I'm confused why MO community forbids me many times to ask question however the last question that I have posted wasn't negative , Really this method of dealing is discouraging me and discourage all ...

-3
votes

1
answer

435
views

### Should we create an Erdős tag?

I was thinking about creating tags for some famous or important people, like Erdős (that already exists, as pointed out by Joonas: erdos), that could be used for questions related to their work.
...

-3
votes

1
answer

167
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### Remove the upper bound on the number of bounties a single user can have at any moment

This question is about the maximum number of active bounties one user can have at any given point of time. Why do we have such a limitation? Why only 3 bounties?
I have asked some questions on this ...

-3
votes

1
answer

204
views

### Can a question be muted from showing up to the front of the page so answers can edit their response as much as they please?

I liked the answer to this question: An algebra of "integrals" by @anixx
Which had a very detailed table attached. My understanding is the answerer had updated the question some 35 times to ...

-3
votes

1
answer

178
views

### Giving "bountied questions" more visibility weight

What community thinks about idea giving "bountied questions" more attention ?
I almost never look on the tab "featured", I guess I am not alone. So I guess such questions deserve little attention.
...

-3
votes

1
answer

159
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### Some concession for first couple of questions posted by new user

which is more important between connection and metric?
This question was posted by a new user before 40 minutes.
It was not a spam post.
It is not clearly mentioned what the question is.
...

-3
votes

1
answer

250
views

### Rule against asking the same question that was once asked in the past (on another forum, yet)

In its relatively early days, MO was an organic and dynamic website — it encouraged active discussion among its members, that in almost all cases was extremely fruitful.
But now, even if a similar ...

-3
votes

1
answer

206
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### Should there be a separate tag for videos?

Sometimes there are questions about videos, movies, documentaries, etc. (I'll add a small sample below.)
Would it be useful to have a separate tag for this topic? This could possibly help when ...