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Questions tagged [mathjax]

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

2
votes
1answer
65 views

I need to know how MSE does live previews of MathJax 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 site similar to DuoLingo, but for mathematics. Thanks. And here is the ...
3
votes
1answer
55 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
40 views

bibfile entry in Thesis [on hold]

I want to add references which are included in a bibfile named as "mybibfile". I have used the following commands and the tex files are made chapterwise. Everything runs fine but the references are ...
-1
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0answers
51 views

Where do I learn latex for math overflow. [duplicate]

I am very beginner in writhing math in computer and I want to learn latex to write in math overflow where do I start and how does latex is invoked in math overflow.
1
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0answers
96 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
49 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
96 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
77 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
72 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
147 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
103 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
67 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
219 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
votes
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
138 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
69 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
162 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
106 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
445 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
175 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
111 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
69 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=...
-1
votes
1answer
417 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 ...
8
votes
2answers
172 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
388 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
217 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
410 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
111 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
100 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
74 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
73 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
187 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 ...
1
vote
0answers
64 views

Question on proofs with text-&-LaTeX images

Two days ago, I saw a stochastic process question which contained images that could be completely $\rm\TeX$ified. Based on several related questions found on this site, I think those images should be ...
2
votes
1answer
209 views

Left-align denominator in MathJax

I want to be able to create an example of modus ponens using MathJax, in the following form: $$\frac{\begin{array}{l} \text{If it is raining, then the grass is wet} \\ \text{It is raining} \...
2
votes
0answers
81 views

Is it proper to give MathJax suggestions in comments?

Frequently, I see users--often users with some $>1$ amount of reputation--who, while using MathJax, have some fairly annoying flaws: for example, $pi$ instead of $\pi$ or improper use of curly ...
5
votes
1answer
71 views

MathJax preview does not work when editing from review (or when editing a deleted question)

Hardmath's earlier bug report made me take a closer look at the way MathJax works when editing a post from preview. Or, rather, the way it currently doesn't work. While investigating, I also noticed ...
1
vote
0answers
24 views

MathJax rendering error in Review | Suggested Edits? [duplicate]

Sometimes I edit a question to format the MathJax correctly. I submit the edit, and everything looks good. I get the notification "Thanks for your edit! This edit will be visible only to you until it ...
11
votes
1answer
603 views

Can the site-design be improved to be more welcoming to new users?

I think that the design of MSE could be more welcoming to new users. I don't know how much effort it would take and of course that should be considered. My view is as someone who is relatively new to ...
14
votes
2answers
539 views

MathJax Style: It is acceptable to include a period at the end of a block formula?

Is it acceptable practice to terminate a block formula with a period like this... Lorem ipsum dolor sit amet, consectetur adipiscing elit. Pellentesque blandit arcu orci, gravida accumsan sem ...
3
votes
1answer
99 views

How to make slash going through two digits?

I want to try make it slash both of 2 digits. For example if I do $$ \not{7}$$ it will slash that 7. What to do for $10$ or bigger numbers? Edit: $\require{cancel} \bcancel{10}$
5
votes
1answer
216 views

How to draw a commutative diagram on math.stackexchange.com? [duplicate]

I want to draw a rectangle commutative diagram, but I do not know how. The MathJax codes I find on the internet do not work here. I tried the following: ...
4
votes
1answer
70 views

Mathjax bug while editing an answer.

On this answer \deriv appears as red text when I am viewing the answer normally. When I click on edit the error disappears on the edit preview window. Is this ...