Questions tagged [support]
A request for assistance with one of the site's features.
2,272
questions
2
votes
1answer
66 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 ...
3
votes
1answer
88 views
How do I bring the attention towards a removed post? (I want to flag it for moderator attention)
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 ...
0
votes
1answer
76 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
1answer
81 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
2answers
126 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
89 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 ...
0
votes
1answer
205 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 ...
0
votes
0answers
59 views
Why can't I change my profile image?
In Math.SE I can visit the 'Edit profile and settings' page and edit my display name, location, etc. But when I tried to upload a new profile image from my computer, it always fail.
Also, I can ...
13
votes
2answers
897 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. ...
3
votes
1answer
83 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 ...
16
votes
2answers
281 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 ...
0
votes
3answers
75 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 ...
2
votes
1answer
109 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 ...
5
votes
1answer
64 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 ...
11
votes
1answer
509 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 ...
6
votes
1answer
79 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 ...
1
vote
2answers
236 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 ...
8
votes
2answers
120 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
150 views
How do I label the rows/columns of a matrix in MathJax?
$$
\qquad \quad \ \ 1 \ \ \ \ 2 \ \ \ \ \ 3 \ \ \ \ 4 \ \ \ \ 5 \ \ \ \ \ \\
A = \begin{bmatrix}
h & e & l & l & o \\
m & s & e & * & * \\
m & e & t & a &...
4
votes
1answer
38 views
Differences between duplicate flags raised from different entries
When flagging a question, there are five options in the primary menu, "spam", "rude or abusive", "needs improvement", "a duplicate" and "in need of moderator intervention".
In "needs improvement" ...
2
votes
0answers
90 views
About bans to ask question in math.stackexchange [duplicate]
I was banned from asking questions and it's still continuing. I even don't know whether it's OK to ask this question here. But I can't really distinguish the purposes of different sites of ...
0
votes
0answers
58 views
Writing exact sequences using mathjax [duplicate]
I need to write a question a math exchange about short exact sequences. I've found this question, isn't there a simpler way to do this?
1
vote
0answers
44 views
Latex not rendering regardless of browser
As the title says the math formatting doesn't show regardless of the browser or device I'm using. However changing the network with Vpn or mobile network solves the problem for some browsers so I the ...
2
votes
1answer
90 views
How to write h-bar (Planck constant divided by 2 $\pi$) using MathJax?
In this question I wrote
$$|\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-...
2
votes
0answers
184 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 ...
0
votes
0answers
100 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 ...
2
votes
2answers
171 views
What should one do to remove his ban? [duplicate]
I was banned from posting questions a few days ago I read the post related to that and I want to get back my right to question. What things should I do to remove my ban and how does removing a ban ...
6
votes
1answer
73 views
Locking & deleting
Recently, a question was deleted while locked. The Help Center says,
In most cases, a post which is "locked" cannot be modified in any way. Locking prevents...
...voting on the post (...
2
votes
1answer
110 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 ...
1
vote
1answer
144 views
A deleted question had 9 undelete votes and still stayed deleted. How could this happen?
I noted a question that had 9 undelete votes, yet it was still deleted, and it was deleted by 10 people. Logically one could expect that it requires 10 votes to undelete, but the question still ...
9
votes
1answer
133 views
Is there a way to search for past HNQ?
Is there a way to search for past "Hot Network Questions"? It would be best if it included those that where removed by moderators for whatever reason)
Given that there is a discussion about HNQ, and ...
1
vote
1answer
66 views
1
vote
0answers
38 views
alignment is not working.
I tried like this.
\begin{align}
y_{p} &= $\ \frac{1}{D^2+D} (8cos2x-4sinx)\\$
&= $\ \frac{1}{D^2+D} 8cos2x$ -$\ \frac{1}{D^2+D} 4sinx\\ $
&= $\ 8\frac{1}{-4+D}cos2x$ - $\ 4\...
1
vote
1answer
55 views
How to write 'x is not converging to 0'?
To write 'x converges to 0' I can use x\to 0 that produces $x\to 0$. But how do I write "x does not converge to 0'? I need to strike out $\to$. Well cancel package ...
4
votes
0answers
57 views
Do users receive notifications when their question is migrated?
The user is not registered in math.stack but they have a question on math.stack.
Are they still notified by some actions on their post?
1
vote
0answers
95 views
Why Math Jax rendering on Chrome, but not Firefox? [closed]
I screen shot Analogue of Leibniz Rule for Stochastic Integrals. I want how Chrome Version 81.0.4044.92 (Official Build) (64-bit) renders Math Jax, not Firefox 75.0 (64-bit). But both have HTML-CSS ...
0
votes
0answers
77 views
What is the most active time of day? [duplicate]
What time of day is the site most active? When are the most questions posted and the most answers given? What is the best time of day to post a question?
-3
votes
1answer
101 views
Why can someone make his/her own question as favorite?
I think it makes no sense to allow a user to make his/her own question as favorite.
2
votes
1answer
61 views
Is it possible to see how many users are online?
Is it possible to see how many users (especially experts) are online? or I should find it by checking user by user? It seem to me that nobody respond to my recent posts.
Where can I find in my ...
6
votes
0answers
76 views
LaTex underbrace not displaying correctly
For some reason, this is what I'm seeing whenever an underbrace is supposed to be displayed on a post on this website:
It looks like some sort of cropped out icon. It's weird because it doesn't ...
2
votes
0answers
60 views
Clarifying a factually incorrect case but editor opts for formatting change instead?
I am trying to edit this answer, which makes a claim about eigenvectors that is not true for all matrices. My edit was rejected. Instead, the editor followed up with a baffling formatting edit that ...
1
vote
1answer
45 views
Can I search by UserName AND Tag? Eg: All my posts about series-seq? [duplicate]
Can I search by UserName AND Tag? Eg: All my posts about series-seq?
The search: [sequences-and-series] user:JackOfAll
returns 30,000 results!
Not right.
1
vote
1answer
62 views
How many variations of this grey background are there?
In Math Stack Exchange, it is common to find in an answer the question rewritten like this:
Find the remainder when $2^{55}+1$ is divided by $33$
Then you find someone has hidden one of their ...
3
votes
0answers
45 views
What do you do when, in editing with MathJax, what you see in the preview is OK but the result is all messed up?
I tried to edit this answer. When the preview looked OK, I saved the edit, but the actual outcome was a mess. I tried various workarounds, but each time the result, despite a good preview, was worse ...
1
vote
1answer
64 views
Text within curly braces (mathjax).
Hi: I was defining a set with curly braces and put some words in between. For instance: {f: for all x, f < x}. If I enclose all between dollar signs (ds) the text will be poorly legible. Let's ...
3
votes
0answers
92 views
I am experiencing difficulty in the rendering of posts in the “review first posts queue.”
For the last three hours or so, when I see a post in the first post review queue, and click on it, I get the standard left top column menu "Home, questions, ..., appearing immediately above a post up ...
9
votes
2answers
321 views
Mathematical Alphanumerical capital I symbol
I'm looking to type this
that I saw in a pdf document. However, when I google the mathematical alphanumerical symbols on Wikipedia, it has symbol styles for other letters, but I seems to be reserved....
-2
votes
1answer
85 views
Reputation numbers and the meaning of some items in my control panel.
[I know I can't control anything in that panel but I had to choose a name for it.] When I enter math.stackexchange.com I can see a page (I'll call it p1) with a bar on the top containing, on the right ...
-4
votes
1answer
58 views
How to write appropriate numbers in non of math, physics and chemistry sites in stackexchange? [closed]
in my question in my ell.stackexchange account, I want that look like user$20445$ instead of user20445.
How can I do this? I am not comfortable with these inappropriate numbers.
3
votes
0answers
109 views
I am not allowed by you to post images but my reputation is over 300.
Hi: I have posted a post in math dot stackexcange dot com which includes an image and your site said that I could not post and image because I should have reputation above 10 to do that. But according ...
