# All Questions

7,713 questions
67 views

### Should we divide [tag:dimension-theory] into 2 tags, one for topology, and one for algebra?

A discussion in chatroom about tag hausdorff-dimension draw attention to tag dimension-theory again. Here's some data about how tag dimension-theory is used questions about topology and algebra. My ...
763 views

### Tag management 2019

New year, new tag management thread. Rules of the game are basically the same: Post your suggestion as an answer here if you see A particularly bad tag (a rule of thumb: «if I can't imagine a ...
854 views

### Why do users give answers using alternative method when I'm asking what went wrong with my solution?

I'll just put this out here. This is a sock my main account is Avnish Kabaj and user619072(now deleted sock). I've asked a couple of questions as to why my method is wrong. For some reason, users ...
76 views

### Users with only 1 reputation but many posts. How can it happen?

Why can the reputation of a user still be 1 in spite of their many posts with high scores? Their reputation even did not changed after I voting up for their answer.
47 views

### What to do if half the answer given to question is wrong?

A really high reputation user wrote an answer to one of my questions. I had spent a lot of time thinking on his answer and I arrived to the conclusion that it's wrong unless the theorem is false. ...
457 views

What do upvotes and downvotes mean on Meta? Does it mean "We should not discuss this," or "Good question, the answer is 'no'"?
5k views

### Requests for Reopen & Undeletion Votes (volume 07/2018 - today)

The purpose of this thread is to help focus the attention of the community on posts that may require reopen and undeletion votes. A request should be posted as an answer below (one request per answer)....
2k views

### Community Promotion Ads — 2019

2019 is here! And with the new year, as usual, comes a new iteration of Community Promotion Ads! Let’s refresh these for the coming year :) What are Community Promotion Ads? Community Promotion Ads ...
4k views

### Can we please be more generous to elementary beginners?

This question: Given that $\arctan(1/5) + \arctan(1/8) = \arctan(1/p)$, how to find the value of $p$? (now deleted again) was originally closed as "off-topic". Here is the original title: Tricky ...
110 views

### Why was my question put on hold? [duplicate]

Solve for $x^2 + 7x +1 = 3n(x^2 + x +1), n \in \Bbb{Z}$ edit: I want to know what was[is] wrong with my question in the first place. Request to reopen and asking for reasons to put on hold in the ...
147 views

### Can hypothetical questions with impossible criteria really be on-topic?

I have not been on this site very much, I must admit, but I stumbled on the question Can I have visited all rooms of Hilbert's infinite hotel? and before I put forward why I am posting about this ...
86 views

### Can we have review queues seperated by topic so that reviewers can choose their focus according to their own interests and specialization?

As the title says, I am proposing this idea motivated by a negative experience that just happened to me (unhappy reviewers who don't care/don't understand my question). I believe reviewers should be ...
13k views

### Sandbox for drafts of long, complex posts

This sandbox is intended for saving drafts of long, complex posts, especially posts whose composition takes a long time. It serves to localize to one thread the front-page "bumps" caused by edits to ...
244 views

### Similar tag descriptions for (physics) and (mathematical-physics)

I understand t.b.'s reasoning on why we should keep both the physics and mathematical-physics tags, but I notice that their wikis, and more specifically their excerpts, are sufficiently similar that ...
144 views

### MathJax very slow in questions that are closed

MathJax redisplay is very slow in the preview pane while editing answers in closed questions. Redisplay that normally happens in under a second can take up to $5$ times longer. Not too infrequently ...
53 views

### Could we have a link to the OP's ping like ?

Here's an idea: Please could we have a link option in the comments, like , that gets replaced by the asker's tag (e.g., ...
128 views

### What are the guidelines for reviewing?

What are the guidelines for reviewing? What should one avoid doing when reviewing? How can it happen to be banned and what are the implications of this?
87 views

### No Review Queues available. Why?

I checked the review queues tab but it keeps on showing me "There are no review queues available to you". However it is not so on this Meta site. Why is that? When would they be available?
77 views

### Warning when creating a new tag on meta

When a new tag is created on the main site, you get a warning before you can continue - this prevents creation of a tag by mistake. This was implemented as a result of this feature request: Warning ...
398 views

### Warning for new tags

I have a reasonable idea for a feature request. When a user is creating a tag the system will recognize that and point out that the following tag is new, requiring the user to acknowledge the ...
444 views

### New site theme - are there statistics on how readership has changed?

Since the new site theme has been introduced, I find that I hardly read math.SE anymore. In essence, I find it illegible ... including that the topics that interest me hardly 'show up' anymore. The ...
216 views

### Difficulty of getting review badges

I like to feel like I'm a fairly helpful member of MSE, even if I don't have a lot of time to spend on it. But I'm befuddled by the difficulty of obtaining the "Custodian" badge! Complete at least ...
4k views

### Formatting Sandbox

Basically the same as Formatting Sandbox in Meta Stack Exchange, but since this and Statistical Analysis are the only two sites (I know) supporting $\TeX$ formatting, I believe we also need one here ...
68 views

### Firefox plugin to show edit and preview panels side by side

I have installed a Firefox plugin many years ago that used Greasemonkey to allow to show editor and previewer panels side by side on MathExchange (maybe other Exchanges as well). After I reset ...
1k views

### What are the merits, if there is any, of deleting (correctly) answered questions in the main site of MSE?

Note 2: † This is NOT a duplicate of the linked question: I am NOT asking at all "Under what circumstances is it appropriate to delete a question that has received a good answer?" Again, this ...
319 views

### Confusion when editing questions with [tag:mathematical-physics]

I'm a mathematical physics student, and recently I edited a lot questions with mathematical-physics, quantum-field-theory and tqft. According to Wikipedia and my knowledge, mathematical physics is a ...
127 views

### Why closed as duplicate? “Why $x^2$ in $\frac{d^2y}{dx^2}$?” [duplicate]

Apologia if I didn't write Why $x^2$ in $\frac{d^2y}{dx^2}$? clearly enough, but I was asking about Prof. Magidin's answer specifically? I don't see what's duplicated...
923 views

### Abuse “Reject-and-Edit” to reject singlehandedly

Although it requires 2 contributors (rep $\geq2000$) to reject an edit, it only needs 1 by "rejecting and editing" actually. And later, I found this problem have been came up before. Today I found ...
29k views

### Differences between mathoverflow and math.stackexchange.

What are the differences between MathOverflow.net and Math.stackexchange.com? Why two communities for Mathematics? Wasn't one enough?
149 views

### Why are questions with no downvotes deleted?

I can understand that questions with downvotes or closing votes are closed since they might not meet MSE quality standards. However, why should "upvoted" questions with upvoted answers be deleted? ...
69 views

### My delete votes aren't registering nor does the delete vote option appear without a prior vote.

My delete votes aren't registering nor does the delete vote option appear without a prior vote. The problem is on both the mobile and the desktop sites. I can see deleted questions & answers, ...
219 views

### Finding the identity of a deleted user

My reputation has been increased several times when a (down-voting) user was suspended or deleted from a StackExchange site. How can I find the (former) identity of the suspended user? This will ...
436 views

### Can I know where I lost my reputation?

Yesterday I had a $-10$ reputation due to User Was Removed. Can I know which user was removed and in which answer I lost my reputation? Thanks for any reputation.
235 views

### What happened to the Maths Stack Exchange? [duplicate]

What happened to the Maths Stack Exchange? There is a flower and flowers when the mouse is moving in the screen. It is not comfortable for me. It looks like a cartoon world.
160 views

### Why I had lost my reputation while I do nothing and no one was removed?

My reputation now is $1.083$ but i remember that in a several day ago my reputation is about $1.1\text{k}$ I didn't downvote any answers and i didn't receive any notification about someone downvote ...
411 views

### Why is the website suddenly weird? How can I permanently change it?

The forum layout now looks like this: and I'm not sure why. How do I permanently change this back? I can disable it for a specific page by clicking the top 'clock' button - but whenever I navigate, ...
561 views

### How does one typeset accent marks outside of math mode?

My apologies for this very basic question. How does one typeset accent marks outside of LaTeX math mode? For example, on this question both Derek Jennings and I cite papers from Paul Erdos. ...
167 views

### User with a pattern of completely incoherent answers

What to do about a user with a pattern of completely incoherent answers (as if produced by a random sentence generator): this, or this, for example? I flagged three of more egregious examples: ...
480 views

### Blocking to ask a question for a beginner.

Is it possible to block to ask a question for a beginner who has not take the Tour?
118 views

### What to do with answers to low quality questions? [duplicate]

Would it be ethical (or acceptable) to dislike an answer to a low quality question for encouraging poor quality question, or would it be better to comment under the answer? What about flagging it for ...
1k views

### Should I answer exactly what the user ask or solve the problem?

Ref: https://math.stackexchange.com/q/3166216 I am sorry, I am new to Meta, so I don't exactly know the proper formatting rules here. I am having a doubt regarding answering a question which I have ...
69 views

### Can I get [solution-validation] on my idea to remove this tag?

Related: (solution-verification) tag I was recently considering adding the solution-verification tag to one of my questions (with apologies for the shameless self-promotion), and got to thinking: is ...
73 views

### Can we manually adjust image width in a post?

When one attaches an image to the body of a post, like so— —it automatically takes up the entire width of the body of the text. Is there any way that this can be manually altered? For example, ...
887 views

### Should there be a policy about “hints”?

First, let me say that I completely understand the idea of not posting full solutions, but instead "hints" (or outlines) to let the OP figure out the details by themselves. I tend to do that myself. ...
109 views

### Looking for An Answer [closed]

I was not sure whether to ask this question here or delete my question and ask the question again. The problem: I asked a question a while back but I am still waiting for an answer. I was not sure ...
182 views

### Why was my question made Community Wiki?

A question of mine was made Community Wiki without my permission and without so much as informing me. As I understand it, how Community Wiki posts work is that any reputation from them does not go to ...
892 views

I posted a question not long ago. A similar question was posted years ago, with an accepted answer (Edit: now deleted) and a second answer. But the accepted answer was wrong, although it received ...
18k views

### List of Generalizations of Common Questions

Bill Dubuque raised an excellent point here: Coping with *abstract* duplicate questions. I suggest we use this question as a list of the generalized questions we create. I suggest we categorize ...