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Questions tagged [support]

A request for assistance with one of the site's features.

0
votes
2answers
168 views

Downvote / Close / Delete

Down voting, closing, and deleting content on this site are important tools to help ensure the quality of this site. My impression is that there is a distinction between these tools, though. We ...
6
votes
0answers
71 views

Typesetting the Dynkin Diagrams with MathJax

I just posted a question where I typeset the $E_6$, $E_7$, and $E_8$ Dynkin diagrams using MathJax: $$ E_6\; \begin{aligned} &\>\bullet \\[-1ex] &\,\,\mid \\[-1ex] \bullet-\bullet-&...
19
votes
1answer
411 views

Are there some tools to follow deletions on this site?

Main question: Are there some (reasonably easy to use) tools to follow deletions on site? In particular, are there some ways to find self-deleted questions? Are there some ways to see deleted content ...
1
vote
0answers
66 views

Relating slit scan photography to linear algebra?

This should be ok but I thought I'd check, the FAQ suggests that it might not be. I wish to ask a question regarding a simple form of photography (slit scan) and its equivalence to 3D linear ...
4
votes
1answer
532 views

What is the recommended procedure to request disassociation from a post?

As far as I know, it is possible to transfer the ownership of a question or an answer to the community user. For example, this was done for answers in some of the sandboxes here on meta (as I've ...
2
votes
0answers
70 views

Clarifying the extent of the philosophy tag

A recent spate of vague questions under the tag philosophy suggests that it may be worth clarifying the purpose of the tag by ruling out a certain type of questions explicitly. These are questions ...
6
votes
1answer
169 views

How to set name above a part of a matrix? [closed]

I want to create the matrix that is shown in the image, and my code is: ...
5
votes
0answers
224 views

User deletion causes 13,000 point reputation loss?

On March 29th and 30th of this year, a couple of users were deleted. I noticed that at least one very high-reputation user lost about 13K in reputation from these deletions (which amounts to about 3% ...
0
votes
0answers
63 views

Is it ok to ask if a demonstration is correct? [duplicate]

I just posted a question, and explain the motivations (to get some advances on an open problem, but I don't even hope to solve it) I didn't answer totally to my question, but some further statements ...
0
votes
1answer
87 views

How do I link to a question in another question or in comments section?

I have read this question How do I reference another question and is it OK to post a question as a comment/answer on another question that relates to that question. but I do not think it addresses my ...
0
votes
1answer
104 views

What happens if the answer which had appeared after starting a bounty is not worthy of that bounty?

This happened to me once. I had a question and started a bounty over its topic but the "new" answer which came for the bounty was "to my standards" not worthy of that particular bounty. Stackexchange ...
11
votes
2answers
289 views

Ordering the questions of a day

When we order the questions by votes, we see questions from all past years and days. There are a way to see the questions of today ( or of a given day or period?) ordered by votes?
4
votes
2answers
207 views

How to label equations on the left with mathjax?

In a proper TeX environment, one can use preamble to set the equation labels (tags) on the left for the entire document. There are also tricks to do this locally. On the webpage here, sometimes a ...
26
votes
1answer
349 views

How to disable the helping duck from popping up?

This is a minor thing, but this duck popping up in the bottom-right corner whenever you do anything catches your attention, for nothing, this can get really annoying. Is there any way to disable it? ...
20
votes
0answers
218 views

How can I help a feature request to get noticed/implemented?

If you look around Mathematics Meta, there are many feature-requests which are marked neither status-completed nor status-declined. In many cases they are probably waiting for further input - for ...
6
votes
0answers
141 views

User removed or users removed?

I noticed that my reputation dropped, and I went to check the topbar. Indeed, there were two user removed notices. However, when I went to the reputation page on my profile, lo and behold, only one "...
3
votes
1answer
85 views

Time needed to get your flag approved

What is the longest (or shortest time) you have to wait before getting your flag approved or rejected? I have raised the flag on this question as "unclear what you are asking" and have waited for ...
8
votes
1answer
107 views

Approving a reject

Using the word "approve" in the review section is rather ambiguous. Person A edited my post. Then, person B rejected the edit. Now is my turn to accept or reject. I have only one choice of clicking ...
1
vote
1answer
52 views

How to see my favorited questions in this app

When I want see my “favorite” posts, it seems that I can only do that on the website. How can I see them in this app? Or is that just unavailable? Any help will be sincerely appreciated!
13
votes
1answer
410 views

How was this question deleted?

I'm aware that sometimes a user will delete their question as soon as they get a useful answer, to hide their tracks. Sometimes I spend time contributing an answer, and it bothers me when my work is ...
-7
votes
1answer
102 views

Please have a look to this [problem][1]. I have found the same problem at Milne's Elliptic curve book at I think there is a typo [closed]

I am asking this question at mathematics meta as I am not able to flag this question from math stack as some of my previous flags were declined and instead of posting an issue in beta, I don't know ...
2
votes
1answer
94 views

want other person to receive credit for their answer

Someone answered my math question, re zero area of a graph. I think their answer is brilliant and should be given points. However, after I "accepted" the answer, I found that my reputation was ...
14
votes
1answer
183 views

How to fix the protruding lines in a MathJax table?

$$ \begin{array}{|c|c|c|} \hline &A&B\\ \hline X&1&2\\ \hline Y&3&4\\ \hline \end{array} $$ Code: ...
4
votes
2answers
100 views

Mathjax: \pmod {a\over b} renders differently from \pmod {{a\over b}}

I'm surprised that $\pmod {a\over b}$ renders differently from $\pmod {{a\over b}}$ $\pmod {a\over b}$ vs $\pmod {{a\over b}}$ ...
0
votes
0answers
41 views

How to change user name? [duplicate]

Is there anyone who can help me on how to change my user name? Was looking for it already but couldn't find it. Cheers!
-2
votes
2answers
130 views

How to find out a tag which I created? [duplicate]

Once I have created a tag, but I have forgotten which tag it was. How do I find out which one it is? So that at least I can use that tag in my question.
1
vote
0answers
103 views

When to raise flag above 5k reputation?

I have a 5k reputation and so what are the cases where I should use flag because I have some of my flags declined. Secondly, there are some answers where the questioner didn't accept my answer in ...
8
votes
1answer
116 views

How to leave lines in between `>!`?

I'll get directly into the question. When I do something like: >! (Some text) >! >! (Some other text) It appears as: How would I get these to ...
10
votes
1answer
186 views

What happened to the [support] tag on meta?

The support used to be given in boldface, indicating that it was one of the primary tags. But now it is not boldface anymore, meaning that there was some change in the functionality of meta-sites. ...
4
votes
0answers
578 views

How to explain this string of downvotes?

This is the first time I met such phenomenon. At the same time two old questions Is there a $2 \times 2$ real matrix $A$ such that $A^2=-4I$? https://math.stackexchange.com/questions/2429346/...
4
votes
0answers
79 views

Is how to draw a math-related picture on topic?

Is a question on how to draw a math-related picture (to be better understood) and what are generally accepted meanings of certain math pictures on topic?
3
votes
0answers
87 views

How do I find the most appropriate tags for my question?

I feel like I'm usually not finding the right tag to describe what I'm asking. Is there a list of tags for MSE or something to help me?
0
votes
1answer
1k views

Cannot find how to write infinity [duplicate]

I am new here. How do I write an infinity symbol above summation symbol. I do not know how to write formula on this site. How do I write series formula? I could figure out how to write summation, but ...
2
votes
2answers
114 views

How do I follow tags?

How do I follow particular tags for new questions asked with this tag?
5
votes
1answer
156 views

Cancelling an Upvote (Downvote)

I just voted mistakenly up-voted an answer, then tried to cancel it by clicking on the down arrow. Of course, that changed my a down vote, which wasn't I wanted even less. So I changed it back to an ...
11
votes
2answers
202 views

Is it okay to “edit” questions just to look at the MathJax?

I'm pretty new to MathJax, and one way I've been trying to learn is to click on "edit" for posts that use features I would like to learn. Then I just click "cancel." The last time I did this, I got ...
4
votes
1answer
87 views

When did the background turn into graph lines?

Sorry if it's always been this way - when did the background of the site turn to graph lines? Was it always like this and I didn't notice? Or did it change recently? It looks different but I feel like ...
0
votes
0answers
101 views

Request for explanation of rep change due to recent answer of mine

Today I see a $-15 $ change in my Reputation due to my recent answer but it does not say "User was removed" and my A has no votes and no comments. So I am wondering what happened.
7
votes
1answer
310 views

Is it possible for me to rotate symbols and operations?

I wanted to rotate $\Box$ $45^\circ$ clockwise to make a diamond. At the time, I did not know there was a diamond command $\diamond$ and $\Diamond$ and $\diamondsuit$ and even things like $\not\...
3
votes
2answers
231 views

How to change horizontal spacing in arrays?

$$ \begin{array}{lcr} & \text{A} & \\[-0.1cm] & | & \\[-0.1cm] \text{C} & \text{B} & \text{D} \\[-0.1cm] & | & \\[-0.1cm] & \text{E} & \\ \end{array} $$ How do ...
-14
votes
2answers
184 views

Negative points [closed]

This piss me off! I answer a question and I got 2 up votes. First I got 4 points for 1st up vote and then I g0t even -2 points for second up vote. And moderator is ignoring me. I flag the answer ...
3
votes
1answer
71 views

Post pictures using mobile

How to post pictures on mobile? I wanted to answer a question with a diagram on my mobile. How should I do that? I am currently on iPhone, using the stack exchange application.
13
votes
0answers
139 views

Types where Comments are allowed (or not) in Review Audits

My recently failed review audit got me to wondering which review audit types allow commenting and which don't allow them but advise you of this. If you do a volume of reviews, you've probably seen ...
3
votes
1answer
159 views

User with less reputation than expected.

According to https://math.stackexchange.com/users/54911/twiceler?tab=profile, this guy has 6863 reputation, but he answered a question with 756 upvotes with a +400 bounty. That should warrant him at ...
2
votes
3answers
123 views

How do you tag without brackets? In particular, how do you tag boxes?

How would you tag boxes without brackets after completing a proof? For example, I needed to prove that $$\forall m, n \in \mathbb{N}\cup \{0\}, \ n^{2m + 1} \equiv -1 \pmod {n + 1}$$ I proved this by ...
1
vote
1answer
137 views

What exactly are the moderator privileges? Can they edit comments after 5 mins?

I recently passed the 10k reputation milestone to be granted moderator privileges. I'm enjoying reading deleted questions. But I'm curious what exactly else are my new moderator privileges? I saw the ...
5
votes
1answer
221 views

“Community” added swear word to answer 4 years after the answer was typed

In Brian M. Scott's answer to this question: Determine whether the relation $\ge$ is reflexive, symmetric, antisymmetric, transitive, and/or a partial order. it seems as if the user "Community" edited ...
0
votes
1answer
61 views

Help using chat room

May I join an already existing chat room (e.g. the Logic one) and invite another user to talk ? If so, how ? Thanks :-)
-3
votes
1answer
78 views

question about DE of all circles in the plane. [closed]

There was a review question about DE of all circles in the plane. I wish to re-visit and moderate my own remarks somewhat to serve politeness made after Phanindra's comment (that I hold correct) and ...
9
votes
1answer
410 views

Sharing a non open access paper

I'm reading a paper, which is not open access, and I had troubles in some passages there, I would like to ask for help in https://math.stackexchange.com/, for that aim I have to share the paper and ...