Questions tagged [support]

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

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2
votes
1answer
51 views

Finding previously upvoted comments

I upvoted a comment that I found intriguing. However, it crossed my mind again and I couldn't remember on which post it was. Is there any way I can find it? Or should I browse through my browser ...
2
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0answers
142 views

An answer that did not answer my question might get some reputation points from the bounty

A few days ago I asked this question: My question That question was on an exam my teacher gave us to help us prepare to the final exam. I only got one answer but the answer claimed that I made a ...
67
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6answers
14k views

How to draw a commutative diagram?

Is it possible to draw a (simple) commutative diagram using MathJax? Amscd doesn't seem to work here on math.SE. M(N)WE: $$ \begin{CD} K(X) @>{ch}>> H(X;\mathbb Q);\\ @VVV @VVV \\ K(Y) @&...
2
votes
1answer
92 views

Answers being unaccepted

I'm fairly new to (Math) Stack Exchange, so I am hoping the community could shed some light on this: I answered a user's question, in a comprehensive manner, and the user up-voted and accepted my ...
3
votes
0answers
135 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 ...
3
votes
1answer
156 views

Why this question cannot be edited?

I wanted to change tags in the following question from untagged to something more reasonable: Please solve the following Algebra. This question was migrated from MO and it was closed on MSE as "...
1
vote
1answer
77 views

If I post a question or an answer, which gets upvotes, and I delete said post do I lose reputation?

My Question (most likely a duplicate, but I couldn't find such): If I post something (i.e a question or an answer) and it gets say 2 upvotes, and I delete said post do I then lose all the reputation ...
0
votes
0answers
67 views

Was I right in making this answer community wiki?

I have recently answered this question, which according to MSE guidelines, would be considered a poorly phrased problem. Have I made the right decision in answering the question community-wiki style? ...
-1
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2answers
82 views

Why isn't my question showing up in active questions when I edit it? [closed]

https://math.stackexchange.com/questions/3723674/is-incompleteness-eliminated-when-construed-within-this-adaptation-to-the-sound
5
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2answers
108 views

Privileges List

Being new on this site, I'm slowly gaining more reputation and am unlocking new privileges (such as upvoting, commenting, etc.). On my account it tracks the next privilege that I'm progressing towards,...
3
votes
0answers
89 views

How to unfollow a deleted question.

I have just noticed I am following a question (https://math.stackexchange.com/q/3643049/399263), although I might have clicked follow unintentionally because I never usually follow questions. Anyway, ...
1
vote
0answers
105 views

How do you get the organizer badge?

How do you get the organizer badge? It says it's awarded for carrying out your "first retag" but I'm not exactly sure what that means.
2
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1answer
66 views

Description of partial-functions tag includes “history”

When randomly scrolling through tags on the tags page, this one partial-functions randomly caught my eye. I noticed its description is: Questions on partial functions, history, usage, properties, ...
4
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0answers
57 views

How to choose the correct reason for closing a question

I recently made it to $3,000$ reputation and earned the "Cast close & reopen votes" privilege. I am a bit confused on how I would choose the correct reason when closing a question. As I am sure ...
3
votes
2answers
124 views

3000+ reputation - what can I do now?

I would like to read the 3 paragraphs what I can do now after having achieved 3000+ reputation. I was offered to read them as I reached 3k rep, but now I cannot find it.
5
votes
1answer
57 views

Not sure which action to take while reviewing this First Post

I have very recently encountered this question in the First Posts review queue. I did not know what action to take, as it looked more like a conceptual doubt than a homework question. While I was ...
4
votes
2answers
80 views

How do I delete the spacing for the equation below?

How do I delete the spacing between $\lambda_{A}$ and the parenthesis in the equation below? $$\lambda_{A}\left(\bigcup\limits_{i=s}^{t} S_i\right)$$
3
votes
1answer
76 views

What can be done about problematic suggested edits?

When one encounters a problematic suggested edit one has the option to reject it. However, in some cases it might seem like more should be done (this includes a persistent pattern of problematic ...
3
votes
1answer
57 views

What do score and answers tab represent?

Below my reputation graph of SE Math there are tabs in green "score" , "answers". What do they represent? (bit dumb asking it, shall delete this later). Thanks. May be place the bars down?
-6
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1answer
93 views

Creation of the tag : alternate-solution

I propose to create this tag : alternate-solution for my most recent question. This tag is to be used when the user is asking different approaches for the same question. Is there such a tag existing ...
5
votes
1answer
105 views

How to remove space between rows in MathJax? (Clean checkerboard pattern?)

I'm trying to draw a checkerboard (chessboard) pattern, but there is a problem. Is it possible to draw it, such that there is no space at all, between rows and columns? Failed attempt one: (rows and ...
3
votes
1answer
62 views

Weird data in reputation leagues

I was looking at the reputation leagues for this site, and I saw something a bit odd: Notice that the number of users who have a reputation change of 10000+ is the same as the number of users with ...
0
votes
1answer
90 views

Why is my account not allowed to ask questions? [duplicate]

Why is my account not allowed to ask questions? May I know the reasons? Where can I complain regarding this issue? Whenever I tap to submit questions It shows "We are no longer accepting questions ...
2
votes
1answer
85 views

Can the number of people you reached decrease?

I was just wondering if the number of people you reached could decrease. Is it possible? I'm asking this question, because I have first noticed that the number of people I reached was shown ~3k (I ...
2
votes
1answer
106 views

How do I bring the attention towards a removed post? (I want to flag it for moderator attention) [duplicate]

Just around 17 minutes ago, a question to which I have posted an answer got removed. I have seen this problem on meta somewhere where a solution was provided: flag the post for moderator attention and ...
2
votes
1answer
83 views

Can screenshots from youtube videos be used as references for a question?

I love to learn math by watching videos. So I eventually end up with a lot of questions and thoughts based on the topics discussed in those videos. So if I were to ask these questions on SE, one ...
1
vote
2answers
141 views

Why can't I post a question about math -stack-exchange?

I am an user of math-stack-exchange an unfortunately a short time ago I have tried to ask a question but the system submit to me the following message: «You can only ask 6 questions in a 24-hour ...
1
vote
1answer
90 views

Quick restoration of recent faulty edit

I request Quanto's post to be restored. Expressing $1 + \sin(x) - \cos(2x) $ as a product I had edited by error sandbox mode and pasted my own answer, an embarrassing situation. Raised a flag 10 ...
2
votes
1answer
94 views

Clarification of meaning of 3 badges

In Math.SE there are some badges that I don't know exactly what they mean. A badge is said to be rewarded for "First bounty you manually award on another person's question". I had given a bounty to ...
1
vote
1answer
224 views

Is this plagiarism [closed]

It was earlier posted on Academia but I think I must ask here too. (https://academia.stackexchange.com/questions/149324/is-this-plagrism-or-something-similar-in-a-masters-project) I am a master's ...
23
votes
2answers
2k views

Someone “Copying” your answer after you post it

I was answering this question; after my answer posted, this user edited his/her answer to make it almost identical to mine, but just rearranged the statements $(1)$ and $(2)$ in different order. ...
0
votes
3answers
81 views

Chevron in MathJax

How do I write a chevron/circum (^) in MathJax? A backslash doesn't work as an escape character. (Specific context: using x^y to mean XOR as in $x\oplus y$. It's not my choice of notation so don't ...
18
votes
2answers
320 views

Can I forsake my superpowers?

I have been slowly collecting gold-badge super-powers in a few categories. I am not comfortable with them. I like to be able to vote on a post, and make the community aware of it and either agree or ...
3
votes
1answer
89 views

What is the number next to the post on which I've raised a flag?

I have recently noticed that there's a small number next to the post on which I have raised a flag. Here's a picture of what I mean: The number on the left is the score of the question. My question ...
3
votes
1answer
112 views

Can I ask a question here related to proving a physical property about the rendering equation?

On Meta Stack Exchange, I posted this question about where I should post a question I have. I was asked to ask here whether this forum is the appropriate place. In computer graphics, many ray tracers ...
1
vote
2answers
247 views

Why are people downvoting my question?

My question Coming up with a rigorous definition for a Riemman-like sum which is easier to compute? has been downvoted twice. Is it because: a) My question is too similar to this question? b) I ask ...
5
votes
1answer
65 views

Some questions look greyed on Meta

I don't know why some questions are greyed on Meta. Is it something I changed in the preferences or a browser (I am on Firefox Linux) problem? I am talking about well received questions, not highly ...
6
votes
1answer
86 views

What happened with the PDE tag?

When you click on the "PDE" tag, you're redirected to a new tag "PARTIAL DIFFERENTIAL EQUATIONS". And you find all the old questions that were tagged as "PDE". Except that when you open the page of ...
11
votes
1answer
511 views

Downvote even contributing with more information to an old question

I have a question about my Mathematics Stack Exchange post: Help with understanding an example from the book 'Fooled by Randomness' Dear all, I just spent a few hours today after reading ...
8
votes
2answers
130 views

Is there a way to flag profiles? [duplicate]

This username is clearly inappropriate for this site (or really any other, frankly). Normally I would flag one of the user's posts, but they don't have any; is there a way to flag a user profile ...
4
votes
2answers
155 views

How do I label the rows/columns of a matrix in MathJax?

$$ \qquad \quad \ \ 1 \ \ \ \ 2 \ \ \ \ \ 3 \ \ \ \ 4 \ \ \ \ 5 \ \ \ \ \ \\ A = \begin{bmatrix} h & e & l & l & o \\ m & s & e & * & * \\ m & e & t & a &...
49
votes
5answers
778 views

How to search on this site?

When using this site, it is quite important to be able to find posts on this site which might be related to the question I am interested it - both to avoid duplication (i.e., not asking again ...
2
votes
0answers
194 views

How clear is my question?

How clear is my post, "How to prove this Darboux-like sum converges to zero?". Do you understand how to compute sums for specific $s$? Could you visualize my definitions? If there's anything unclear ...
3
votes
1answer
117 views

Why can't I edit my own deleted (hidden) question?

There was an issue in my last question on Math.Stackexchange. I wanted to first formulate the general idea of my question, and then work on the question a little bit. It would be ideal if I could do ...
4
votes
1answer
38 views

Differences between duplicate flags raised from different entries

When flagging a question, there are five options in the primary menu, "spam", "rude or abusive", "needs improvement", "a duplicate" and "in need of moderator intervention". In "needs improvement" ...
2
votes
0answers
90 views

About bans to ask question in math.stackexchange [duplicate]

I was banned from asking questions and it's still continuing. I even don't know whether it's OK to ask this question here. But I can't really distinguish the purposes of different sites of ...
1
vote
0answers
47 views

Latex not rendering regardless of browser

As the title says the math formatting doesn't show regardless of the browser or device I'm using. However changing the network with Vpn or mobile network solves the problem for some browsers so I the ...
1
vote
1answer
103 views

How to write h-bar (Planck constant divided by 2 $\pi$) using MathJax?

In this question I wrote $$|\mathbf{k_{scat}}| = \frac{2 \pi}{h} \sqrt{2 m_e e V}$$ where $h$ is the Planck constant. In physics we have h-bar which is $h/ 2 \pi$ but I don't know how to add h-...
0
votes
0answers
108 views

How to make my question clearer?

I have reworded my original question, How do we create a better definition (for my definition of average) which is easier to compute and gives exact values? Is it clear now? If not, what parts are ...
1
vote
0answers
89 views

How can I display LaTex with iPad in Chat?

This is the solution in Desktop here, but I want to do it in iPad. How can I display LaTex in iPad's chat?

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