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Questions tagged [mathjax]

For questions about MathJax, which is used to write mathematics on Stack Exchange sites.

-2
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0answers
91 views

Typing absolute values [closed]

When I type this I get this How can I get the fraction properly centred? Edit: testing another version here (typed, not pasted) $$\left|\frac xy\right|$$ displays correctly in Chrome and in the ...
4
votes
1answer
38 views

LaTeX/MathJax does not render in some question thumbnail

Sometimes I have question thumbnail that does not render LaTeX: I have compared my code with other posts, I do not found differences that can explain this behavior. What can cause LaTeX or MathJax ...
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0answers
67 views

Why was a bold, unrelated font chosen for formatted equations?

When reviewing my question, I realized that the body changes three times during the loading of the page (the screenshots below were taken as the page was loading, at various stages - there is a ~1 ...
3
votes
0answers
130 views

Tableau as an answer

I was not sure whether to ask this question here or the main Math SE. Regardless, please do move it as you see fit. I wanted to answer a question; however, I could not because I don't know how to ...
1
vote
0answers
38 views

Copy my original MathJax from my comment into paste buffer? [duplicate]

How can I copy one of my comments which is MathJax format and paste it in the solution since nobody answered my question? I have developed the answer in a comment.
1
vote
1answer
76 views

\mathit only works with preview mode?

Earlier I added an example to MathJax basic tutorial and quick reference, but it seems that \mathit only works in preview. Is there any suitable alternative? ...
6
votes
1answer
56 views

MathJax rendering in preview but not in actual post?

So I just passed the 2,000 rep threshold this morning and, eager to try out my newfound powers of automatic editing, I went ahead and looked for the first post I could find that could use some ...
1
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0answers
32 views

MathJax broken by font clash in Related Questions and Hot Meta questions under new responsive design

We used to ren­der the Re­lat­ed Ques­tions and the Hot Me­ta Ques­tion lists in Geor­gia so that they looked right when com­bined with Math­Jax. Now we don’t, and it looks... sub­op­ti­mal (i.e., ...
3
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0answers
30 views

MathJax not always rendering tag-question summaries due to early $truncati [duplicate]

Sometimes the question summaries don’t get all their MathJax rendered. For example, from the summation tag questions you see this: It looks to me like this bug is caused by the truncation of the ...
3
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0answers
129 views

Feature request: LaTeX preview in *comments*

I would like to request that a preview be generated when writing comments, the same way that one is generated when writing a question. This is particularly relevant in math forums where LaTeX ...
1
vote
1answer
82 views

Can I put formula numbers in a question or an answer?

Suppose I'm writing a question like blah blah blah $$a=0$$ blah blah blah I want to put (1) at the very right of the line that has $a=0$. Can I do that?
11
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1answer
317 views

Where to report MathJax bugs?

TL;DR: What is a suitable place where to report MathJax bugs? I mean the bugs which seem to be issues with MathJax in general - not specific to this site or Stack Exchange network. Often some ...
2
votes
1answer
88 views

How does MSE do live previews of MathJax?

How does MSE do live previews of MathJax? I need this for my own site. I am not a JavaScript developer but I can copy / paste some code into the right place. I'm using Bubble to create a learning ...
3
votes
1answer
83 views

Using \$ \$ when typing matrices

I have this matrix: $ \begin{pmatrix} a & b \\ c & d \end{pmatrix} $ and I want to show a new user how to type this, by adding \$ \$: \$ \begin{pmatrix} a & b \\ c & d \end{pmatrix} ...
3
votes
0answers
144 views

Provide \degree symbol in MathJax

A while ago I posted an answer to the MathJax tutorial meta question about the right way to write a degree symbol. The latest edit (with which I'm not really happy) discusses, among other things, the ...
2
votes
1answer
50 views

How does one add missing latex commands or see all available commands in math exchange site?

I wanted to write the \underbar in the [mathexchange site][1], but it wasn't possible when using \underbar{}. Is it possible to ...
3
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0answers
50 views

Bug in math.stackexchange MathJax editor

When answering a question the editor sometimes pops up an image which covers the line one is trying to edit as seen in the image below. Has anyone else encountered this problem? My usual fix is to ...
1
vote
1answer
105 views

Can I use Mathematics Stack Exchange's MathJax for uses different than those intended?

I am participating in the IYMC and need to type some answers. As a member of this site for $9$ months, I find myself much more comfortable typing in MathJax than in Microsoft Word. So I hope that I ...
0
votes
2answers
78 views

Is it a bug that over/under braces vary in size for same-size expressions?

In this question on the Puzzling Stack Exchange, I wrote this answer with some Mathjax, but it formatted a little weirdly. Here is what I wrote: Some unecessary information, blah blah blah The ...
0
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2answers
78 views

How to perform a line break? [duplicate]

I entered text with line breaks in the body but it doesn't show in the question.
5
votes
1answer
96 views

Lower-case blackboard bold displays inconsistently

Lower-case blackboard bold (\mathbb) letters display inconsistently for different users: for me, they display (incorrectly, I assume) as plain Latin font. See ...
-2
votes
1answer
111 views

How do I do dot inside a letter?

A First Course in Complex Analysis by Matthias Beck, Gerald Marchesi, Dennis Pixton, and Lucas Sabalka Ch9.1 Circle: $C[z_0,R] = |z-z_0| = R$ Disc: ...
0
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0answers
32 views

Bug in arrays within display-math mode

In this recent answer, I needed to define a set with several defining conditions, as follows: $$G(p)=\left\{f:S\to S\left|\, \begin{array}[l]\bullet f\circ p=p\circ f=f\\ f\mid_{\operatorname{Im}p}:\...
6
votes
1answer
152 views

Possibility to access the code of people's comments

Very often I enter the edit mode of a post just to copy-paste some parts of it, often to get a sample of some MathJax complex syntax. It may happen every once in a while that you want to do that with ...
4
votes
1answer
140 views

Slow scrolling because of MathJax

I was scrolling through the answers of this question of mine and the cursor hanged frequently. It even took time to load the content. Even while typing comments, my laptop hanged and the speed was ...
1
vote
0answers
68 views

How to write question on MSE offline?

I have recently downloaded MathJax-2.7.4 and successfully render test htmls in folder test. Then I save the webpage https://math.stackexchange.com/questions/ask offline to write question. But when I ...
12
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0answers
220 views

Adding MathJax for new user versus adding a comment

Forgive me if this is a dupe. It happens frequently that new users post questions without using MathJax (either using Unicode, ASCII, an image, etc.). Sometimes, I see experienced users comment ...
0
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0answers
64 views

copy written text in Microsoft Word into stack websites [duplicate]

I wrote a mathematical equation in Microsoft word and now want to copy it into math stack exchange but it doesn't work and give me wrong format. for example: (total-0 correct edge)/total which ...
2
votes
0answers
64 views

long delay in MathJax rendering on a certain page

When I edit this answer, it takes ages to render the MathJax, quite unlike on other pages, where it's a matter of a second or two. When it does render, the big eqnarray* equation is on a single line ...
2
votes
1answer
142 views

Transforming numbers in a matrix structure into color squares

Suppose we have a matrix of numbers $$\begin{matrix} 1 & 3 & 2 & 4 \\ 1 & 2 & 3 & 4 \\ 1 & 2 & 3 & 4 \\ \end{matrix}$$ I would like to ...
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-&...
2
votes
0answers
40 views

MathJax bug in tag wiki edit

I have suggested an edit on the tag wiki of circulant-matrices, based on a related tag wiki for hilbert-matrices. While typing the code, I observed that \\ is ...
5
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1answer
166 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: ...
4
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2answers
123 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 ...
13
votes
2answers
450 views

Can custom TeX/MathJax commands be defined by default for a site?

Recently SE.QuantumComputing started private beta (bit of a misnomer, as users can join freely), and we started a $\mathrm{\TeX}$-tutorial Meta discussion like the one found here at SE.Math. Since ...
13
votes
1answer
176 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: ...
3
votes
2answers
91 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 $\pmod {{a\over b}}$ ...
7
votes
1answer
112 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 ...
1
vote
0answers
70 views

Why is there a character limit for mathematics post edits?

I am seeking to fix a very small (but significant) typo in summation indices for this answer. In particular, in the last two equations of the post, the summation should start from $i=1$ instead of $i=...
0
votes
1answer
696 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 ...
10
votes
2answers
183 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 ...
11
votes
1answer
389 views

MathJax isn't loaded into the comments; browser Firefox

As the title says MathJax isn't loaded into the comments in Firefox (but works fine for the answers!). Does someone else has the same problem? How to fix it? (Everything works fine in Chrome.) This ...
5
votes
1answer
240 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\...
1
vote
1answer
459 views

Mathjax offline quick latex rendering

I would like to have a real time latex renderer, so I can make a youtube video with a screen recorder and a mic, teaching how to solve a math problem, while I type latex, and the screen shows both my ...
2
votes
2answers
136 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 ...
1
vote
3answers
103 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 ...
2
votes
1answer
75 views

mathjax doesn't render in the review section [duplicate]

I recently went to see what is in the queue of the "Suggested Edits" and I saw this: first I thought that it was just '$' placed wrongly, so I went to edit this myself and saw the following: this ...
2
votes
1answer
79 views

Should I add MathJax formatting to posts with plain text math?

I personally have noticed a lot of posts were all of the math is written in plain text and have tried my best to fix change them, is this even something that I should even be focusing on, or should I ...
3
votes
2answers
192 views

Challenge: can you draw the following triangular diagram?

I've been struggling to draw the following triangular diagram: Can I do it in SE or should I forget about it? Ideally the line for $f'$ should be dashed.
0
votes
1answer
116 views

What is the best way to write a long sentence or paragraph using Roman typeface?

First of all I am not very sure if my question belongs to this site. It can get downvoted or asked for deletion. My apologies beforehand if this is the case. I often encountered the necessity to ...