# All Questions

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101 views

As discussed in this recent post, there is currently an influx of a ridiculous number of profile spammers showing up with the Autobiographer badge in the "recent badges" box on the MO ...
149 views

### Proposing a change to the close-vote interface

The feature request in this post is at the bottom; I will first highlight why I think it should be implemented. Currently, when I go to close-vote a question I see the following pop-up menu: If I ...
436 views

### 2021 Community Moderator Election Results

MathOverflow's second moderator election has come to a close, the votes have been tallied, and the three new moderators are: They'll be joining the existing crew shortly — please thank them for ...
299 views

### Influx of ridiculous number of spam users – what to do?

There is currently an absolutely ridiculous influx of spam user profiles: almost the entire "recent badges" section in the right-hand column of the main page is full of Autobiographer badges ...
101 views

### How could I compute my “candidate score”?

I have noticed that, during elections for moderators, the candidates are awarded a "candidate score", computed from their activity on MO. Is its algorithm public, so that I be able to ...
184 views

### Migration of a detailed answer on MathOverflow Meta to Math.SE

Upon reading Professor Hamkins' detailed answer to this recent Question about $i$ versus $-i$ here on MathOverflow Meta, and his accommodating comments: Oh, I see now that this was a meta question,...
79 views

### Different estimators [closed]

Here is the following density : $(1 - \vert x-\theta \vert \mathbb{1}_{[\theta-1 ; \theta+1]} (x)$ Using the moments method, I found $\widehat{\theta}_{n}^{(2)} = \overline{X}_{n}$. 1- I want an ...
306 views

### What are the exact mechanics of the vote for MO moderators?

The election for moderators is currently going on. Three new moderators will be elected. On the election page you are allowed to rank your choices of the candidates. It is a little unclear whether you ...
385 views

### Moderator Elections: bug reporting for new voting UI

As we announced a few weeks ago, there is a new user interface for voting in moderator elections. Math Overflow will be the first Stack Exchange community to use the new UI when voting for your ...
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 ...
396 views

### What do moderators do these days?

More than 7 years ago, Scott Morrison asked a great meta question: What do moderators do?, and recorded some useful answers. Some seem to be of general significance, but many of the answers were ...
342 views

### Reason for the 2021 moderator election

There are three possible reasons for having the moderators election this year (with 3 positions to fill): 3 moderators from the current team have decided to step down (for reasons that I consider ...
137 views

Recently, every time I visit Mathoverflow, I get a popup asking me to allow cookies. I have nothing against this in principle, but might there be a way that lets me respond and be done with it instead ...
3k views

### 2021 Moderator Election Q&A - Questionnaire

In connection with the moderator elections, we are holding a Q&A thread for the candidates. Questions collected from an earlier thread have been compiled into this one, which shall now serve as ...
719 views

### 2021 Community Moderator Election

The 2021 Community Moderator Election is now underway! Community moderator elections have three phases: Nomination phase Primary phase Election phase Most elections take between two and three weeks, ...
435 views

### How acceptable is prosemirror-math as an editor style for this site?

This is a follow-up to one of the possible answers to the recently-announced changes to the editor. Prosemirror-math is a math editing framework that allows for direct editing of a rich-text preview. ...
148 views

### Remove [tag:slick-proof] or make it a synonym of [tag:alternative-proof]

@YCor made a suggestion in an answer to another post (What is the intended use of the (proofs) tag?) a bit over a year ago. It received several upvotes, but does not appear to have been acted upon. ...
527 views

### Would newly elected moderators join the board of MathOverflow Inc.?

MathOverflow is a bit different from most of the sites in the network in that it is not operated only by Stack Exchange, but it "belongs" also to the nonprofit MathOverflow corporation. If I ...
258 views

### positive-characteristic and characteristic-p are synonyms

I thought that tag synonyms were meant simply to be proposed and left to survive or die on their own, but I see another question in HNQ about tag synonyms, so maybe one is supposed to raise a ...
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

### 2021 Moderator Election Q&A - Question Collection

The purpose of this thread was to collect questions for the questionnaire. The questionnaire is now live, and you may find it here. MathOverflow is scheduled for an election next week, 29 March, 2021....
177 views

### Should [tag:feynman-integral] be a synonym of [tag:path-integral]?

The question is in the title: I see no benefit from having these two tags for essentially the same concept (particularly as the path-integral wiki excerpt refers to the path integral formulation of ...
77 views

### What about bountying a meta question?

While I do agree in principle that anything meta should not have anything to do with reputation changes, there might still be cases when one would like to stimulate more activity with some difficult ...
218 views

I'm tagging this as "discussion", not as a feature request, because I am quite agnostic about whether it's a good idea. That said: My subjective impression is that lately a lot of very bad/...
652 views

### Why do many experts on MathOverflow mention their full names on their profiles?

Sometimes I click on the users accounts on both MSE and Math Overflow sites. I noticed there are many users on MSE, prefer to be anonymous unless on the other site. and noticed there are many ...
422 views

### Reviving questions from the PROMYS application?

This elaborates on a comment I made on David Speyer's meta post. Someone posted at least one problem from this year's PROMYS application on MO--without labeling it as such, of course. One concerned ...
175 views

### Tag [upper-bounds] is nowhere to be found

At the moment, MathOverflow has tag lower-bounds (100 questions), but no tag upper-bounds. Are lower bounds that much harder to compute? Or that much more interesting? Worse, due to the non-existence ...
116 views

### A fuller story of up/down-voting

MO-participants should appreciate the difference between information about  +1 vote   and   +4 vs -3 votes.   This is especially the case of closed questions. I hope that MO will implement the more ...
298 views

### How should [applications] be applied?

Is tag applications for applications of mathematics to mathematics itself? applications of mathematics to other fields? applications of mathematics to any field? job applications? (e.g., ...
78 views

### Removing “tag-removed” tag

Currently, contra its intention the "tag-removed" tag has more than $300$ associated questions, many of which are upvoted and have actually contentful tags. This seems like a situation ripe ...
169 views

### Ability to flag user accounts as spam

There is currently no method to flag a user account as spam (only posts). However, there is a huge influx of user accounts that are clearly spam (look for the "Autobiographer" badge on the ...
501 views

### Rationale for reputation change on “my” reputation page that says 'User was removed'

At MathOverflow > Help center > Reputation & Moderation I see the following: [...] a user who voted for one of your posts had their account deleted (either by request or due to violating ...
86 views

### Can't submit edit review

I was prompted to review some edits with the little dot in the upper right hand corner, but when I went to do my editorial duty I found that only the 'skip' button was clickable: I tried selecting ...
809 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 ...
134 views

### Previewed post does not match rendered post when MathJax uses *

In revision 2 of Number of permutations in $S_{a + b}$ with $\operatorname{maj}(\pi) = b$ and $\operatorname{maj}(\pi^{-1}) = b$, I edited an equation that had been manually given the label ...
78 views

### Feature request: question title should appear above question preview

Just a minor niggle - when I'm reviewing my question, one of the things I want to review is the title. It would be nice if the title appeared just above the preview of my question, so I could review ...
504 views

### What does the graph of MO questions-and-links look like?

Consider the graph $G$ whose vertices are MO questions and edges are links between the questions. What does $G$ look like? I'm happy to define a "link" in the same way the SE software seems ...
132 views

### Is this the right community for “under-the-hood” math questions?

I've posted a few questions in the Mathematics Stack Exchange community asking about theoretical concerns, such as "Why is $\frac{\frac{1}{x}}{\frac{1}{x^2}+1}=\frac{x}{x^2+1}$ true for all $x$?&...
186 views

### Loophole to avoid closure: deletion + bounty?

Recently a question was asked in a manner which seems somewhat inappropriate to me (independent of the value of the question). Specifically, it seems that: The OP asked the question and then ...
587 views

### Which Latex / MathJax features do we need or want to have supported on the site?

As we've started discussing, Stack Exchange is planning to redo the editor for all questions and answers across all their sites. As articulated by Emilio Pisanty, these changes will have significant ...
1k views

### Nudge: the new Stacks editor has significant implications for this site

You have probably seen already a link, on the Featured on Meta sidebar, to an announcement of an upcoming upgrade to the text editor on Stack Exchange, Opt-in alpha test for a new Stacks editor. As a ...
2k views

### How can we attract more grad students?

To quote an answer to a recent meta.MO question: Here are some examples of people we would like the site to be welcoming to: Prominent mathematicians who are less "online" than the typical ...
135 views

### Why is my question is closed and do I get views?

I have a question about my MathOverflow post: the minimum amount of x, x(x(125x + 300) + 240) + 64 is zero, what is 5 times of x? Why is my question is closed and do I get views?
1k views

I have checked a random sample of questions in the main page, and it seems that almost every one of them has some form of answer in the comments, apart from completely unanswered/untouched ones. This ...
272 views

### 2020: a year in moderation

As we say goodbye to the old year and welcome the new one, we have a tradition of sharing moderation stats for the past 12 months. As most of you here are aware, sites on the Stack Exchange network ...
49 views

### Why isn't the link processed in this comment?

At The concept of duality, it looks like the link in the comment is perfectly well formed. Why isn't it parsed as a link?
666 views

### Do we use the downvote button more than other sites?

Is there data available (besides crawling thousands of questions) on how often we use the downvote button, and how quickly? The motivation for this question is Carlo Beenakker's recent answer on MOM. ...
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 ...