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Questions tagged [mathjax]

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

2508
votes
32answers
696k views

MathJax basic tutorial and quick reference

emphasized text (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 "...
129
votes
5answers
11k views

Should chat have TeX support?

OK, so chat is now available... but; it has been suggested that for Mathematics we should have TeX support. The current TeX processing has some non-trivial client impact. Before I even attempt trying ...
41
votes
5answers
8k views

Do we have an equation editing HOWTO?

I see other posters writing beautiful integrals and quotients within quotients and matrices and sigma summations and and and... is there a guide for that?
38
votes
4answers
2k views

Guidelines for good use of $\rm\LaTeX$ in question titles

Motivation: Every once in a while, I find myself making edits like this one, where OP (likely due to inexperience in asking questions) has used display math mode (...
26
votes
39answers
3k 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 ...
36
votes
2answers
608 views

Minimum suggested edit length

I just edited a question which was missing a couple of {} in its LaTeX markup. The effect was to make it hard to work out what was going on for people (such as, I ...
55
votes
5answers
10k 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) @&...
21
votes
3answers
2k views

MathJax: better way to prepare a Math.StackExchange question?

So right now, to write up a question for Math.StackExchange, I use Firefox to come here, say I'm going to ask a question, and start typing in the box (like I am now). The only way I have to test ...
46
votes
4answers
2k views

The scope of \newcommand is the entire page

LaTeX on this site supports \newcommand and \renewcommand. This is very nice, but I noticed that the scope of these definitions ...
17
votes
1answer
553 views

Too long LaTex formulae not shown in comments?

If you try to show this formula in comments, it fails. $$M:\left[\begin{array}{cc}x&y\end{array}\right]\mapsto\left[\begin{array}{ccc}x&y&1\end{array}\right]M=\left[\begin{array}{ccc}u&...
6
votes
1answer
447 views

Would HTML/Unicode formatting cause troubles?

Although, as of now, this comment collected 17 upvotes, I still hope that the thought was expressed not precisely enough. (Mis)typesetting like      b^2 - a^2 = (b+a)x(b-a) can induce vomit, many ...
5
votes
2answers
381 views

Spurious space within number

In this comment, the penultimate number in the list, $59930$, is displayed (in Firefox $11.0$) with a spurious space between the two $9$s. I made sure I hadn't inadvertently pasted any invisible ...
6
votes
1answer
435 views

Comments layout break if Math expression is too long

Checkout the comment section of the accepted answer in How to find the center of an ellipse?. Notice that the second comment has a maths expression which is too long and it is not wrapped, making it ...
20
votes
2answers
2k views

How do I insert a table when asking a question?

I'm having a hard time to insert a table here when I'm asking a question. Any help would be appreciated. Also, is there any, not too expensive, math programs that allow me to enter math terms and ...
32
votes
2answers
566 views

Feature request - but it woudn't be a feature, it'd be a blessing - editing panel and preview side-by-side - fighting lag on large answers!

I've only done a few questions here but already it's grinding on me. Why can't we have the writing-answer panel and the preview panel side by side, rather than below, this means for big answers I can'...
12
votes
1answer
450 views

Should I edit a question everytime I see an image in it?

I often encounter questions (or even answers!) which contains text-&-latex in an image. Now, should I edit them even if they are 2 years old, already have an answer, just to remove the picture ...
23
votes
1answer
4k views

where is the latex reference please [duplicate]

hi, There is a nice pretty markdown ref but no simple quick latex reference. I looked around in the faq and on meta. I also googled for some latex reference and some of it looks slightly different ...
26
votes
2answers
2k views

Feature request: user script or option to turn off instant MathJax rendering

In view of the nearly unbearable slowdowns I experience while composing answers (both in Safari 5 and Firefox 5 on OS X 10.6.7) since June 21/22 I would most welcome a possibility ...
13
votes
1answer
636 views

Save the answer in TEX?

Lot of answers here are excellent but there is no way to save it in LaTeX format. Even if we can put them in favorites or print them or save as pdf . What about create a way to save answers in tex? ...
11
votes
0answers
984 views

MathJax preview broken when equations contain `\label`s

One can use \tag, \label, \ref and \eqref the usual way ...
31
votes
3answers
935 views

Title and $\LaTeX$

This is not a question. Just a request. This Issue has been discussed previously and I think this can be implemented technically as well. Writing title all in latex disables the options like "Open ...
24
votes
2answers
248 views

Feature Request: Better full-text search capabilities within Tex markup.

The site has pretty good latex support (thanks for that!), which works pretty well when writing and viewing answers. What is lacking is the ability to search previous answers for mathematical ...
4
votes
2answers
304 views

Specific Latex commands for user's account

I think it would very useful to permit every user to add to their profile a list of Latex command, so that they are readily at disposal. For instance, in all of my .tex files I add in the preamble <...
11
votes
0answers
148 views

Hot network questions incorrectly use MathJax [duplicate]

This is the converse of http://meta.math.stackexchange.com/questions/10570/title-formatting-of-latex-in-stackexchange-hot-questions-list. I noticed that when on Math.SE, MathJax can screw up the ...
9
votes
2answers
266 views

MathJax menu obliterates link menu when the entire link is LaTeX

When the title of a link is entirely in LaTeX, e.g. a question named on the front page such as this one, then there is no way to get the link menu (e.g. to copy the url) since the MathJaX menu applies ...
8
votes
1answer
477 views

Allow TeXification in <code> tags.

Some special characters, e.g. *, _ and \ have special meaning in Markdown syntax, but these ...
36
votes
2answers
2k views

On the use of \color in equations

I recently see more and more people utilize the \color function to make equations easier to understand, e.g.: $$\frac{3\color{blue}{x}}{4}\times\frac{42}{\color{...
11
votes
1answer
640 views

How to put math equations in a “spoiler” block?

I wanted to do something like >! \begin{align} >! x &= 42 >! \end{align} (Unfortunately even this code block is badly formated! Why is it ...
3
votes
3answers
305 views

Matrices not rendered correctly

See e.g. here. I tried both \begin{pmatrix}... and \begin{array}{cc}.... edit Reading the answers, the problem turns out to be ...
17
votes
0answers
790 views

Search queries involving symbols and/or $\TeX{}$

Currently some (most?) fairly crucial symbols such as = and ^ are truncated in search queries, making it pretty tough to find ...
12
votes
1answer
986 views

Using block (displayed) equations in question titles

I tried to submit a question to math.SE, and received the following message: Why are block equations not allowed in question titles on Mathematics Stack Exchange? (To be honest, I don't even think I ...
11
votes
1answer
150 views

“Big” TeX won't get hidden by `!>`?

I just posted an answer here but I am finding it impossible for >! to work with the \begin{align} environment. How can this ...
8
votes
1answer
872 views

\newcommand{\ord}{\operatorname{ord}}

$\newcommand{\ord}{\operatorname{ord}}$ I keep seeing things like this: $$ ord_a p $$ etc. I just went through a posting and changed a lot of instances of "ord" to "\ord" after prefacing it with ...
7
votes
1answer
291 views

MathJax not displayed in comments

In the Android App, the MathJax is not displayed correctly in comments to answers. I assume this also applies to comments the question, but I have not verified that.
5
votes
3answers
495 views

Latex editor suggestion

It takes me lot of time to type problems and answers directly. It would be of great help if anyone can suggest me any good latex editor so as to type answer and problems faster. Thanks in advance!!
-27
votes
1answer
662 views

Three strike rule to using MathJax

I believe one problem with math.stackexchange is the lack of discipline by newer users when it comes to using MathJax. Let me elaborate. Much too often, one can see a question posted by a user that ...
3
votes
1answer
108 views

LaTeX in tag wikis

LaTeX renders fine when you go to the tag-info page, for example, abelian-groups. However, when you try to add the abelian-groups tag to your post it doesn't render in the pop-up. This is messy. Is ...
2
votes
1answer
462 views

No Latex Rendering at all

I can't get any of the tex on any question anywhere to render at all. I'm on windows7 and I've tried FireFox 15, IE9, Chrome, etc. all appear the same: just the original markup is displayed. I've ...
51
votes
17answers
3k views

MathJax 2.6 beta

Today we are entering the public beta phase of MathJax v2.6 beta. We are asking you to try out the new output. Be aware, this one will offer a new set of fonts. I will allow Peter Krautzberger to ...
16
votes
9answers
565 views

Poll for MathJax macros that should be automatically loaded

Prompted by Geoff in comments to this question, I thought of creating a poll of sorts where we can propose macros/extensions that should be automatically loaded for our MathJax installation here. ...
15
votes
3answers
382 views

TeX formatting in other comments in the same post is lost when the comment list is updated

If there's any TeX formatting in comments of a post, after you add a comment to that post, or click "add / show n more comments", all formulae are reverted to $...$....
9
votes
2answers
526 views

MathJax not rendering in comments and post preview

The problem with comments seems to have resolved itself. If we used the "show x more comments" link, the MathJax would become unrendered in all comments on that page. However, this is either ...
15
votes
1answer
963 views

Please enable AMSsymbols extension for MathJax

Please enable the AMSsymbols extensionfor MathJax. The lack of this extension has led to several independent bug reports. The \not\mid symbol is not working well Tex \implies symbol does not work ...
11
votes
1answer
296 views

old \def definitions linger

It's possible to use \def, and it usually works. However, there's a problem in that the definitions stick around and there seems to be no way to get rid of them ...
3
votes
1answer
304 views

Is there something wrong with posts avoiding mathjax?

Is it wrong to make a post without mathjax? Should all such post be rewritten using TeX? I think there is no doubt that if the someone uses kind of ASCII to write mathematical symbols, the post will ...
107
votes
17answers
5k views

TeX math markup is sorely needed

This site is going to need TeX markup to express mathematical symbols and formulas well.
44
votes
2answers
11k views

How to search for a formula/expression

Suppose I want to search for instances where an expression similar to $x_n^2-x_{n-1}x_{n+1}$ shows up. How would I do that? I suppose the question goes beyond searching MSE. Are there search engines ...
36
votes
1answer
1k views

Mathjax 2.2 beta

UPDATE: Mathjax 2.2 final has been released. We have deployed the latest Mathjax 2.2 beta on Math.SE. As with any beta release please post an answer to this question if you find any issues. We will ...
11
votes
2answers
301 views

TeX Rendering via HTTPS

I am curious, has anyone been able to get mathematics stack exchange to display TeX correctly when using HTTPS? TeX does not render for me when connecting via HTTPS but does when connecting via HTTP ...
11
votes
2answers
695 views

MathJax makes preview flicker

When using quite some TeX (or using a slow computer), every time the preview of the post you're writing is updated (and MathJax reloads), the preview flickers. This is getting very annoying. It's a ...