Questions tagged [support]

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

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2
votes
2answers
25 views

Typesetting variants of sum and integral signs in MathJax

Is there any way to enforce the lower and upper limits of integrals and sums to appear below and above the respective signs in MathJax (cf e.g. the German variant described here: https://en.wikipedia....
12
votes
4answers
394 views

How to see questions time line?

How can I see question timeline? For example, when it is reviewed when it get an answer when it is vote up. And if I can't see it yet in which reputation I can? Because when I do it it doesn't work.
-15
votes
2answers
239 views

Why is this question completely disappearing where I have answered and got a bounty of 200?

The hidden question was: New numeration system, mapping to binary numeration system Where I have answered with the copyright notice that must be always respected and not only for my topics, and my ...
1
vote
2answers
53 views

Bracketed values with Mathjax

I would like to be able to produce something like this with Mathjax: i.e. two values bracketed together, one value on its own in the middle and two more values bracketed together. Does anyone know ...
-2
votes
1answer
206 views

Computational Math vs Computing

I am new to the Mathematics SE forum. I recently asked my first question. I received comments that it was a question about computing rather than maths. Today, I started receiving downvotes, which I ...
1
vote
0answers
85 views

Request for Hyperbolic $ \sech \,x $ inclusion in MathJax

MathJax does not work for hyperbolic $ \sech \,x$... Can it be now included? Thanks in advance. EDIT1: From user1729's comment suggestion, they work okay: $$\operatorname{sech}(x) $$ $$ \...
2899
votes
35answers
948k views

MathJax basic tutorial and quick reference

(Deutsch: MathJax: LaTeX Basic Tutorial und Referenz) To see how any formula was written in any question or answer, including this one, right-click on the expression it and choose "Show Math As > TeX ...
35
votes
0answers
1k views

Launching *Pearl Dive* - a chatroom where excellent questions/answers meet willing sponsors

Announcing the birth of the Pearl Dive – a chatroom dedicated to enhancing the quality of the material on the site, sieving out the pearls from the sand. Caveat: I'm new to creating chatrooms, ...
63
votes
6answers
12k 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) @&...
-4
votes
2answers
50 views

Write mathjax and text in the same line

This is not duplicated. I know how to use the $ sign, but I want to write long equations and words after in the same line and I don't know how. For example if I write: $2=1+1=2(0.5+0.5)=\sum_{n=1}^...
8
votes
2answers
138 views

How do you typeset Dynkin diagrams with MathJax?

I just posted a question where I typeset the $E_6$, $E_7$, and $E_8$ Dynkin diagrams using MathJax. It looks alright to me, by I'm worried the alignment will look off to users viewing the post with a ...
125
votes
17answers
14k 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 ...
22
votes
1answer
537 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 ...
3
votes
0answers
95 views

Typsetting my answer is hard unless I first post it

I have noticed a change in the stackexchange mathjax typsetting viewer over the past few months: The "preview" that is displayed when I real-time type my answer is not as attentive as it used to be: ...
-1
votes
1answer
63 views

Mathjax: how to ignore certain commands? [closed]

I'm writing a document in emac's org-mode, which exports both to Latex and to HTML. For the HTML portion, it uses Mathjax. Now, ...
0
votes
1answer
72 views

What does “ask a new one” mean?

In this question it it written that: This question already has answers here: Sets. Classes. …? (4 answers) Your post has been associated with a similar question. If this question doesn’t ...
4
votes
1answer
57 views

How to define string remap in MathJax

For example if there is a lot of $R^2$ and $C^2$ in a post, how to map the plain text R2 to $R^2$ only in this post like: ...
3
votes
2answers
234 views

Is there any problem in my MathJax syntax?

Is there any MathJax error in my MathJax syntax? Example: ...
41
votes
5answers
647 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 ...
199
votes
8answers
43k views

How to ask a good question.

How to ask a good question. This thread has advice on the following aspects of writing a good question on this site. Each item in this list links to an answer below about that specific aspect of ...
6
votes
1answer
129 views

About an “answer” that was posted by OP but looks like his own attempts

This question If $y=\tan^{3}\left(\frac x2\right)$ and $y' = a \sin(bx)\cos(cx)$ what is $\dfrac{a}{b-c}$? has an "answer" posted by OP which is not really an answer but attempts by OP. I think ...
7
votes
3answers
580 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 ...
12
votes
2answers
477 views

How can I write roman numbers in MathJax?

I need to write roman numbers in MathJax. I've tried almost every way. But, then I decided to copy the symbol itself. But it looks very ugly. For example, $$\displaystyle \mathcal {D}^{{\left(II \...
4
votes
1answer
51 views

How do I cite some specific section of wiki but not the whole page?

For example here is the wiki page of MathJax. [MathJax](https://en.wikipedia.org/wiki/MathJax) This is how to cite the whole page, but how do I only cite the '...
7
votes
1answer
158 views

Reputation went down.

My reputation went down 170 points before 5 minutes Also it has gone down many times, I have almost lost 1000 reputation and I cannot see the deleted posts. What is going on? It is not about ...
32
votes
44answers
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 ...
-8
votes
1answer
284 views

Age, Profile, Kids asking questions!

I came across a post from a kid, it was this one: How to calculate the opposite of a number? Some members find this types of question to easy, lets call it "trivial", so they rated this question -1. ...
1
vote
0answers
120 views

Why the bracket(s) disappear? [closed]

I tried all the ways before asking the question here. I've tried all the ways I know. I'm having a problem like this. I'm looking for a way to transform equations written in MathJax into pictures in ...
4
votes
1answer
69 views

Sitewide update of closing GUI?

I was reviewing some questions when I noticed some GUI/text changes. Has there been any update to the site I'm not aware of? Where can I read more about what changed?
2
votes
0answers
89 views

Could someone check the edit processing code ? I think there's a bug in it?

this post gave me trouble, I edited it, tapped the +2 for editing after page refreshing (I do that too much), played around putting my mobile browser into desktop site mode (another thing I do too ...
1
vote
0answers
61 views

need help on how to re-post an existing question that contains too many questions

I want to repost part of my question: Questions concerning quotient spaces specifically collapsing a set to a point. One of the commenter stated that I have included like ten questions in a single ...
6
votes
1answer
274 views

How can I write the left and right sides of the equation in different sizes?

I hope I'm at the right place to write my question.Because the mathjax tag exists at both stackoverflow.comand tex.stackexchange.com. I want to write this equation (This is just an example) $$G(x_1,...
11
votes
1answer
415 views

Editing (and creating) seemingly useless tags

In the past few days I have noticed a certain user editing tag information for freshly created tags that seem completely useless, for example this one. This seems like a case of badge-hunting to me. ...
15
votes
4answers
332 views

How can I write backslash in MathJax?

I want to write following in MathJax: L(A)\L(B) When I type following: $L(A)\ L(B)$ It prints: $L(A)\ L(B)$ When I type ...
-1
votes
2answers
550 views

Unfriendly Behaviour in Maths SE

I have observed and experienced unfriendly as well as demoralising behaviour in many SEs For instance thisquestion was marked as off topic without informing the person what amendments he/she should ...
66
votes
2answers
10k views

Why did my reputation suddenly increase by 1500 points?

Yesterday my reputation on Math.SE was around 2450 points. Today I logged in and I saw, unexpectedly, that it is 3913. I have not gained any reputation since yesterday, according to my profile page. ...
1
vote
1answer
503 views

Why did my reputation not suddenly increase by 1500 points?

This question is a follow-up the recent thread Why did my reputation suddenly increase by 1500 points? where it was explained that everyone recently got an additional $+5$ points per upvote, ...
5
votes
1answer
51 views

Community makes content edits?

In this particular answer of mine Community account made an edit - I always thought Community is a bot- account. It flipped the colour description of the functions wrongly - what is happening? ...
2
votes
0answers
79 views

Can't write the set-operator in mathjax?

When trying to write $\{1,2,3\}$ in a question on math.stackexchange.com it just becomes $1,2,3$. However it seems to work here on meta.math.stackexchange.com. How can I get it to work on the main-...
5
votes
1answer
153 views

How do I contact the poster of a deleted answer?

Poster A gave an upvoted and accepted answer to a question. Poster B also answered the question, but then deleted his answer—perhaps after a quick glance at A's short and simple answer, considering ...
1
vote
1answer
166 views

At 5000 point I received a new privilege.

I recently reached 5000 points and I got a message, saying I have a new privilege. "Approve tag wiki edits" What does this mean?
1
vote
0answers
59 views

Duplicate tag on my question [duplicate]

(Sorry I don't know whether it is called a tag or something else so) Recently I posted this which soon was marked as duplicate though questions to which it is compared as duplicate neither satisfy ...
10
votes
1answer
139 views

How do I change Math Renderer for MathJax?

In various posts on meta I have read that various math renderers can be used for MathJax, such as HTML-CSS, SVG, etc. See, for example, What is the difference between the 3 math renderers? How can I ...
0
votes
0answers
53 views

Recovery of questions from an old registration [duplicate]

Is there a chance to recover all my questions asked in my old assignment number user401938 when I signed up and after I have deleted himself from Math.SE?
4
votes
0answers
70 views

Audit first post question

I was reviewing through the “first posts” on an iPad when I come up across a question about conjugates. Because it was an audit, it did not show any comments... etc. I decided to first comment on it, ...
2
votes
1answer
54 views

Formatting problem with “invisible” comments

I posted an answer and tried to make some of my hints invisible (but visible when you mouse-over them). Formatting didn't quite work, and I split the comment into three lines making only the first ...
0
votes
2answers
163 views

trying to add the abstract algebra tag

I'm just trying to add the abstract algebra tag to this old question i just bountied and the same user keeps rejecting it: Closed subscheme of a projective scheme determined by homogeneous ideals ...
1
vote
0answers
52 views

Issue with picture uploads

I just uploaded a picture here, and there seems to be an issue with it. For me I can see it. The TS seems to not being able to view the picture. To draw the rectangle $R=[0, 2]\times [0,1]$ What ...
3
votes
1answer
76 views

How could a user with a single point cast votes?

This user has not been more than at least $15$ reputation. Why can they cast votes?
5
votes
2answers
198 views

Distinguishing between questions and answers in references.

I have noticed that users in the know can refer us back precisely to a question on a page of our site or to any specific answer they wish, on the same page. Here is an example, where we can click ...