# All Questions

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### "Is this a known/interesting result?"-type questions

Are questions of the form "Is this a known result?" and "Is this an interesting result?" legitimate for MO? I have sometimes found myself staring at results that were new to me and unsure whether ...
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 ...
968 views

### I can't understand the answers

I found myself in a slightly awkward situation. "Working" (hobby) on group conjugation I learnt about quandles and I finally managed to formulate some questions of some of the issues that interest me ...
837 views

### Crazy idea about soft questions

I was thinking the other day about big list and other soft questions and had the following crazy idea. It seems to me that what we want is to occasionally have good soft questions. The main thing ...
850 views

### Featured MO questions on the hot list: what benefits, if any, do these bring?

“Measures to separate MO from the rest of the stackexchange network”, and various other recent meta questions, have discussed (among other things) opting out of the stackexchange-wide hot list. I’ve ...
848 views

### Request to keep an eye out for PROMYS admissions problems

Many of you may be familiar with PROMYS, a camp based out of Boston University which teaches number theory to high school students each summer. Students applying to the program are asked to submit ...
699 views

### Should "The probability for a streak when tossing a coin" be reopened?

The question "The probability for a streak when tossing a coin" is on hold. [Edit: It has been reopened.] I disagree with closing the question and voted to reopen. This problem may sound like it is ...
2k views

### 2021 Moderator election: suggestions for nominees?

As you may have seen, the nominations for the 2021 moderator election will be open on March 29. Per StackExchange rules, MO users are expected to nominate themselves for the election. For some ...
1k views

### Measures to separate math overflow from the rest of the stack exchange network

It seems that there is a widespread concern about the influence that in many ways the switch to the stack exchange network has on this site. I infer this from the many questions on meta on this ...
2k views

### How should we react to the existence of Math Educators SE?

As was previously announced at meta, there is now an SE site for mathematics education (MESE). My broad questions is this: Should we react to this somehow? (More specific questions are below.) Does ...
1k views

### Answering not research level questions

I just commented the solution to a question that was obviously not research level. Then I deleted the solution again since providing it might encourage people to again asking such questions. ...
867 views

### Pronunciation questions

Every so often, I have a question about the correct pronunciation of a math term/name that I’ve only read, and the answer isn’t on Wikipedia. Some examples from my past: “Hartshorne” (I ended up ...
707 views

### Customize the modal window for the first-time askers [duplicate]

When a user asks their very first question on a Stack Exchange site, they are shown a modal window with a short advice. The content can be either a generic message or it can be customized for a ...
673 views

### Why are we now getting 'hot network questions'?

I notice that we are now getting a bar listing hot questions from across the SE network. I thought we'd settled for no cross-site advertising in MO2.0.
680 views

### Should OEIS links be updated?

Historic links to the OEIS are of the form http://www.research.att.com/~njas/sequences/A097048. These links no longer work: Neil has retired from AT&T, and in the meantime has set up the OEIS ...
1k views

### Encouraging new users to provide a name or a nickname

After the transition to MO 2.0, I noticed an increased influx of anonymous users, with user names like user####. Of course, people can have all kinds of reasons to ...
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 ...
4k views

### Why was my dissenting viewpoint in a post about diversity censored?

In a question about special lectures for the ICM, the following answer proposed that a lecture on how to make the mathematical field more diverse be given. The answer contains some rather bold ...
1k views

I edit this old feature request of mine, in the hope that mentality have evolved and some consensus can be reached and some action be taken: After each question on MO (with no answers yet), we can ...
203 views

### Questions containing my "favorite tags" are barely distinguishable

I liked the fact that in MO v1, any question which contained one of my list of favorite tags was noticably highlighted (a brown-orange color, if I remember correctly). In the new version, such ...
2k views

### What should be the policy on "open problems" on MO?

The subject of this discussion are questions on "open problems" on MO. There is an existing policy on "open problems" reproduced from the (old) FAQs, which involves an open-problem tag. The ...
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 ...
789 views

### Will ads appear on MO?

It looks like the Stack Exchange network is trying to monetize the various stack sites as much as possible, to the dismay of users across the board. Will this affect MO? If I recall correctly we ...
2k views

### Publicizing conjectures on MO

This question Positive integers written as $\binom{w}2+\binom{x}4+\binom{y}6+\binom{z}8$ with $w,x,y,z\in\{2,3,\ldots\}$ is basically just a statement of a few conjectures by the asker. The "...
621 views

### Data on voting by 'association bonus only' users

There's recently been some discussion of the potential impact on voting of users whose only MathOverflow reputation comes from the network association bonus. I asked the SE team about this, and ...
713 views

### How do off-topic question askers find MO?

Apologies if this has been addressed on Meta before (it's a little hard to know the right keywords to search for Meta questions with). Question: Has there been any systematic attempt to try to figure ...
791 views

### Mathoverflow lecture series using chat

This was something that came up recently in the homotopy theory chat room. Even if it wasn't to homotopy theory, has MO ever considered asking active users with interesting research to host lectures ...
721 views

### Stack-exchange devoted to research problems, the suggested approaches and updates

The idea is to have a database of open research problems where the answers will be updates or suggested approaches. One research problem per post. This is in the spirit of Polymath. Reasons: ...
2k views

### Can MO go back to +5 rep for questions? Should it?

In case you missed the news, upvotes on questions now grant +10 reputation instead of +5, and the change has been implemented retroactively (most if not all users have already had their reputation ...
2k views

### What is needed to succeed in keeping up the level of the site and retaining the good contributors?

MathOverflow is a nice high-level communitiy with a good collegial academic atmosphere. I'd like to know about how this can be achieved; for example how does MathOverflow keep up the good qualitiy of ...
2k views

### My question was closed on MO because it is not research level. Where should I ask instead?

If a question is closed (put on hold) on MathOverflow as off-topic for not being research level-question, but it is still a question about mathematics. What might be a suitable place for such question?...
797 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 ...
880 views

### It's been another year...MO exists since six years!

As provable by Question Number 1 the site started to exist almost exactly six years ago. Everybody who feels like saying something on this occasion, feel free to post an answer.
2k views

### Formatting a citation to a MathOverflow answer

What's a good way to format a citation to a MathOverflow post in a paper? Here is a first draft (with hyperlink, and assuming it's reference number 16, say), but maybe people can think of ...
1k views

### Ignoring certain users' postings

This old post on meta stackexchange contains a script that hides posts from users of your choice. There were some negative comments there and the script doesn't seem to be working anymore (maybe ...
661 views

### How to respond to premature crossposts from Math.SE?

There seems to be a general feeling (if not policy) to the effect that questions should not be simultaneously posted to MathOverflow and Math StackExchange (Math.SE). (I think there may have been a ...
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
715 views

### Traffic from the list of hot network questions

To better understand the advantages and disadvantages of having MO questions featured in the list of hot network questions, as discussed here and here, it would be useful if Stack Exchange could ...
619 views

### Building an MO app?

On stackapps, there is a broad spectrum of apps designed by users to improve their Stack Exchange experience. Most apps are oriented toward Stack Oveflow and do not necessarily address the needs and ...
850 views

### Are we making it too tempting/easy to send inappropriate posts to MSE?

This "question" (asking for generalized help with a long list of elementary topics) is clearly going to be unwelcome almost anywhere, yet two users voted to close with a suggestion to "see math....
732 views

### Which "non-arxiv" tags are de facto top-level tags?

The tag system on MathOverflow is designed in such way that each question should contain top-level tag; these are the tags which correspond to subject areas on arXiv and generally have format such as ...
217 views

I just posted a question and I noticed that unvisited links use a color that is difficult to distinguish ... but visited links are even harder to recognize. See the snapshot below from my Firefox 41....
833 views

### Is there a consensus on whether history of mathematics questions are acceptable on MO?

I recently stumbled across an old meta discussion in which some people suggested that history of mathematics questions were off-topic for MO. This took me by surprise and I would like to ask for ...
2k views

### Dealing with possible incorrectness

I have seen a few responses on MO that I think are either incorrect or possibly incorrect. What is the best way to draw attention to possible incorrectness? (I provide two examples below; if this is ...
842 views

### What to do with links to arXiv front end?

There are quite a few posts which link to some paper at http://front.math.ucdavis.edu/ rather than directly at https://arxiv.org/ The front for arXiv at UC Davis seems to be down for some time. (I ...
791 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 ...
965 views

### What caused the spike in views and visits on September 23, 2018?

Just curious: What might have caused the spike in visits & views on that Sunday? A spike in the pulse of mathematics.       Screenshot from site analytics.
1k views

### Why do non-research and soft questions get closed if and only if the poster lacks high reputation?

The title says it all. Don't get me wrong. I have actually enjoyed my first few weeks on MO. I am not writing out of personal vendetta. That is, I have not had any of my own questions closed and I ...