# All Questions

1,455 questions
Filter by
Sorted by
Tagged with
159 views

### Should the tags [inner-models] and [inner-model-theory] be merged?

Right now there are two tags for questions about inner model theory: inner-models and inner-model-theory. I can't see any difference in the type of questions being asked under these two tags. Should ...
228 views

### Don't HTML encode quotes when creating suggested BIBTEX entries

If you click the share link underneath a question (on the main site, but not here), you'll then see a cite link, which will ...
241 views

### How can I add a diagram or picture to my questions?

As it is obvious by title, I need to add a diagram to clarify my intuitions in some questions. How can I do it? Is there any limitation in format and size of the pictures?
118 views

### Unification of two accounts

I have two accounts "loup blanc" on Math Overflow. One is unregistered, dated Aug 3, 2012 (reputation 26), and the other is registered. Is it possible to unify the two accounts into the second one?
2k views

### Diagrams in MathJax via xypic.js

Apparently, the Stacks project can load a MathJax extension called xypic.js (check the source code) and then has access to ...
157 views

### Converting a too-long answer in a comment should generate an error message

I just tried to convert an answer into a comment; it was too long for a comment, and the software just truncated the text. I think it would be better to either generate an error message, ask for ...
1k views

### 2013 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 ...
172 views

### Should the election already start now?

It seems to me the actual election already started. I find this quite surprsing as (at least) some official Q&A was planned and I assumed this (obviously?) will happen before not during the ...
91 views

### merge user35633 with DamienC

would it be possible to merge this account (user35633) with my former account from before the migration (DamienC... which I can't access anymore) ? Thanks in advance Best Damien
181 views

### How much reputation is needed to cast a vote in an election?

I noticed that MO is currently holding moderator elections, and I'm curious whether or not I will be able to vote. I've looked through the privileges list, and I do not see mentioned there a "...
1k views

### Comment template for questions more appropriate for MSE

I think it would be nice to have a comment template that everyone could use when a (new) user asks a question on the site which is clearly more appropriate for MSE. Here's what I've been using today: ...
3k views

### Who owns MathOverflow?

Is MathOverflow a subsidiary of Stack Exchange? Did MathOverflow lose its independence when it migrated to the Stack Exchange network?
750 views

There's a problem with how the Stack Exchange terms of service are phrased. Currently, they include the following paragraph: In the event that You post or otherwise use Subscriber Content outside ...
1k views

### Who owns my MathOverflow posts?

Does Stack Exchange or MathOverflow own my posts? Can I reuse my posts elsewhere? Do I need to cite MathOverflow if I want to reuse my posts elsewhere?
567 views

### How to emphasize MathOverflow's best content?

There have been a few efforts to do this, such as the Best of MathOverflow thread. We could do more in this direction and this could have interesting repercussions. Vidit Nanda recently suggested that ...
432 views

### Please BCC moderator private messages to moderators@mathoverflow.net

(This is a feature request only really relevant to moderators, but feel free to vote or comment anyway!) With the move to 2.0, the moderators now have a new mechanism for contacting users, called a ...
731 views

### Is there any way to invite more experts (active researchers) from various subject areas?

Regarding the number of people who participate in Q&A's, I have a feeling that some subject areas are underrepresented in MO, while there are many knowledgeable experts in these areas which ...
207 views

### Frequent revisions leading to a community wiki

Due to frequent revisions my answer has become a community wiki, can I undo this. Also now if a bounty gets awarded to my answer will I get the points.
299 views

### What do moderators do?

What do moderators do? Is it just a matter of dealing with posts flagged for moderator attention, or are there other things too?
3k views

We talked about this a lot on the old meta 1, 2 but I don't see a concise statement of policy that I can link to, so I'm asking a meta question in hope of generating consensus on such a statement.
87 views

### What subject specific tags could replace the tag 'divisors'?

A few names are used in different subjects in mathematics with completely distinct meanings. A couple of common examples are "spectrum" and "regular". Sometimes, this creates ...
3k views

### 2013 Moderator Nominations [closed]

The purpose of this thread was to allow users to nominate others. The nomination period is now over and the thread is closed. The list of candidates can be found on the election page. Since the Stack ...
150 views

### Why does (moderators) tag on meta behave differently from other tags?

When I click on the moderators tag here on meta: I see that it contains one question. No tag-wiki is displayed. (And neither is the possibility to edit the tag-wiki.) When I try to find this tag in ...
981 views

### 2013 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. In connection with the moderator elections, we will be holding a Q&...
923 views

### 2013 Community Moderator Election

As the Math Overflow community grows, so does the load on our moderator team. The existing staff is doing an excellent job, and in order to keep up the good work, they've requested a few more sets of ...
436 views

A recent question on the complexity of sorting a countable infinite set (Sorting of countabe set) was apparently deleted. I'm curious why. (Certainly, the question was poorly written, with no ...
328 views

### What statistics would be interesting for a usage report?

Suppose MathOverflow were to start having quarterly or annual usage reports. What statistics would you like to see reported there? Some are obvious — new questions, new answers, new users, etc. ...
454 views

### Happy 4th anniversary, MathOverflow!

As some will cerainly know today (September 28th) is MO's anniversary, its fourth to be precise. Since this year it appears there is no system-message to celebrate the event, I thought I create this ...
198 views

### How to contact moderators [duplicate]

Is there some way to contact all the MathOverflow moderators?
260 views

### building a platform for reusing mathoverflow content

I'm working together with PlanetMath contributor Raymond Puzio on a proposal that would improve the PlanetMath platform, making it useful for remixing contents from MathOverflow, math.stackexchange....
107 views

### Homework section in the Help Center slightly outdated

I just noticed that the Help Center section that describes what is and is not on topic, and what the policy for homework questions and its rationale are, is outdated. It currently reads ...
3k views

### How to write a good MathOverflow question?

How do I write a good MathOverflow question? Got any advice for me?
223 views

### Who should be allowed to create a new tag?

There is a recent post on MO that includes two new tags: Beer and Bet! The problems of these two tags aside, I don't think it is a good practice to add new tags unless it is absolutely necessary. Is ...
756 views

### Requests to remove community wiki

In the old days of MathOverflow, community wiki status was irreversible. This is no longer the case! There are many old questions and answers that became community wiki by accident or other reasons. ...
767 views

### What to do with homework questions?

I think something should be done with the homework questions: there are too many of them now. I suggest that one reason for closing should be "homework". If at least 3 people vote for that reason to ...
3k views

### Help cleanup tags!

This is meant to agglomerate tags that need (occasional or regular) cleanup. That is tags that mean multiple unrelated things and need to be separated into more specific tags. Please follow the ...
746 views

### Request from PRIMES to keep an eye out for their problems

On m.SE last year there was a problem with someone cheating on the entrance problem set for the PRIMES high school research program at MIT. Selection for PRIMES for this year has begun, and they're ...
251 views

### Tag for Fragments of Peano Arithmetic

There are quite a few questions on the main site related to (first-order) Peano Arithmetic and its fragments. Here are two examples: 1, 2 (but there are many others). It would be nice, and feels ...
913 views

### Development of the MathOverflow community

From the Stack Exchange Data Explorer one can obtain the following data: Number of people who joined MO in the last 4 years and have collected at least 10000 points: 96 Number of people who joined ...
613 views

### Is “reciprocal voting” permitted?

I've noticed that when I ask a question on MathOverflow, or any StackExchange Site, and I either upvote or downvote an answer written by a high-reputation user, regardless of how old the question and ...
302 views

### How do I delete an accidentally created tag?

While posting this question, I meant to put the constructive-mathematics tag, but I accidentally just typed "con", thereby creating a "con" tag in MathOverflow. How can I delete it?
89 views

### Search not working?

When I load https://mathoverflow.net/search?q=topology (or any other search query) I get a Your search returned no matches. response.
664 views

### Who gets the reputation?

I asked a question on MO and it now has three correct answers, all more or less using the same strategy and similar to each other. If I accept all of them, do they all get the reputation they deserve?
633 views

### Who are the MathOverflow moderators?

Where can I find the list of MathOverflow moderators? How can I contact them?
168 views

When a user reaches 1000 reputation they become an established user. With that comes the ability to see the number of up and down votes on any post. While I have no problem with this privelege being ...
1k views

### What are reasons for allowing anonymous voting?

What reasons for anonymity of voting overcome the following objection? A down-vote fails to communicate what is thought to be wrong. Suppose I post a question that says "Doesn't the fact that $2+3=5$...
335 views

I've just gotten a downvote on an answer in main and it did not result in a decrease in my total rep. Is this normal?
302 views

### Two tags for partially ordered sets

There are currently two tags for partially ordered sets: posets and order-theory. In my opinion, they mean the same thing. I see three posibilities. Merge the tags. Make them synonymous. Keep them as ...