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Questions tagged [mathjax]

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

89
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0answers
745 views

An attempt to add real-time previewing for comments

Screenshot About When writing a comment with a lot of formatting, especially one containing formulas, I often found myself pasting it into the "new answer" editor at the bottom of the page to see if ...
31
votes
0answers
391 views

Bookmarklet plugin to speed up LaTeX macro typing

I've developed a little tool that assists in writing LaTeX macros. It works the same as the OSX press and hold accent picker. You press a key, and then there will appear a pop menu, with symbols ...
29
votes
0answers
1k views

MathJax v2.7.2 beta

Update: v2.7.2 has been released, so we're switching over to the non-beta version today. MathJax v2.7.2 has entered the public beta phase. We're setting it up here to kick the tires and help out with ...
23
votes
0answers
345 views

MathJax editing preview improvements userscript

There have been a number of issues recently with how MathJax interacts with the editing preview code: MathJax preview bug MathJax not rendering in previews Problems with losing MathJax formatting ...
23
votes
0answers
612 views

MathJax not rendering in previews

As of today, when I type an answer, things in MathJax don't get rendered in the preview. What's going on?
20
votes
0answers
331 views

Latex preview on question title?

Almost every single time I type a question I end up having to go back and edit the title due to no latex preview. Obviously you can write the title in the body first to check it but it's very easy to ...
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 ...
13
votes
0answers
82 views

Writing answers - slow rendering + CPU load

This is the same issue like the one presented here, only now with a more powerfull machine. The fact that preview is generated instantaneously makes it hard to write longer answers. Sometimes, even my ...
12
votes
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 ...
11
votes
0answers
203 views

How do I not embrace the root of my mathjax problem?

When one has a $$problem$$ in order to get to the $$\sqrt{problem}$$ it's sometimes a good idea to get some confidence by embracing those parts of it one already knows $$probl\underset{\overbrace{...
11
votes
0answers
984 views

MathJax preview broken when equations contain `\label`s

One can use \tag, \label, \ref and \eqref the usual way ...
10
votes
0answers
130 views

Blockquote button interaction with MathJax

Here is a bug which has bitten me a few times now. Suppose I type something like ...
10
votes
0answers
1k views

MathJax and Android's Chrome bug

This is what I see on Chrome 35.0.1916.122, Android 4.4.2 (KitKat), Nexus 5:
9
votes
0answers
139 views

Strange MathJax quirk, and why it happened

I just encountered the following when editing a question: This is how I ended up with what I had: Start with $sin(t), 0<=t<=pi$ (without the quotes that I ...
9
votes
0answers
675 views

MathJax not rendering correctly on full site on mobile.

When I use mse on my phone I always use the full site because personally I hate the mobile one. This has been a good experience before and I had no problem with mathjax rendering latex incorrectly. ...
9
votes
0answers
75 views

LaTeX not rendering with exact duplicate in review

I have come across the following. When reviewing an "Exact duplicate" under the "close votes" the LaTeX doesn't seem to render at all when clicking the supposed duplicate. Is this a bug or is it just ...
8
votes
0answers
93 views

“Math Processing Errors” in the Close as Duplicate Preview

I see plenty of "Math Processing Errors" in the close as duplicate preview:
8
votes
0answers
138 views

Turn off MathJax noErrors extension during preview

The MathJax noErrors extension causes $\rm\LaTeX$ expressions that contain errors to show the original $\rm\LaTeX$ code rather than an error message. That is certainly appropriate for viewing ...
8
votes
0answers
221 views

Extreme slowness when posting an answer

Edit 3: it happened again this morning (Jul 7, 2013): slow TeX rendering in short answers. But everything is fine again now... Edit 2: I have just tried to edit the same answer again on the same ...
8
votes
0answers
358 views

Some $\LaTeX$ is going out of date?

Some days ago I edited an answer by David Mitra because the command \cases{ } seemed to be outdated, and changed it with the command ...
8
votes
0answers
193 views

context menu should allow easy copying of $\TeX$ commands

In more than $99\%$ of all cases in which I use the context menu option "Show Math As", I select "TeX Commands" and then press the keyboard shortcuts for "Select All", "Copy" and "Close". This takes ...
8
votes
0answers
273 views

When will Math.SE support the `\begin{xymatrix}` environment?

I have seen the following two questions on meta: http://meta.math.stackexchange.com/questions/3360/xymatrix-commutative-diagrams http://meta.math.stackexchange.com/questions/2324/how-to-draw-a-...
7
votes
0answers
52 views

How can the effect of a proposed edit be viewed?

I was sent a proposed edit of a question to check. The editor had done much work writing up several lines of LaTeX code, and it looked good. But I couldn't approve it without checking it carefully; ...
7
votes
0answers
143 views

Using the Begingroup Extension of MathJax?

I noticed that the site does not seem to use the begingroup extension for MathJax, which could possibly lead to bugs: For example, a macro defined in a comment to a question could have an unexpected ...
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-&...
6
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0answers
167 views

Preview unusably slow recently

Until recently I was quite pleased with the responsiveness of the MSE editor field: preview (and thus typing) seemed to be proportional to the number of formulae input, but something happened and now ...
6
votes
0answers
126 views

Temporarily stop MathJax while editing a question

The automatic preview of MathJax during editing is nice, but may slow down the editing. Is there a way to temporarily stop this automatic preview during editing?
6
votes
0answers
63 views

New posts and post changes don't have their MathJax parsed.

You know the small grey box that says "a new answer has been added" and when you click it the answer appears? Yeah well, MathJax is not parsed. Look: I got that post when I clicked the grey box. I ...
6
votes
0answers
148 views

Double display of formulas

Lately I've been experiencing some problems with the the display of formulas. Occasionally I get something like in this picture. I'm using Chrome on Windows 7. So far I couldn't find anything that ...
6
votes
0answers
134 views

Formulas overlap text and sidebar

Found an annoying bug: going here gets you this: If you remove the end bit then it's ok. Chrome version 43.0.2357.130 (64-bit)
6
votes
0answers
111 views

LaTeX a jumbled mess when flagging as a duplicated

Is it normal for the LaTeX to be a jumbled mess when flagging as a duplicate? In case it isn't all systems, I am on a Linux system with Firefox 34.0.
6
votes
0answers
84 views

How can I make an array with all columns as wide as the widest one?

For example, let's say I wanted to make this diagram of a board in the game 2048: $$ \begin{array}{|r|r|} \hline 1024 & \color{white}{0}512 & \color{white}{00}16 & \color{white}{000}2 \\ \...
6
votes
0answers
254 views

Why does not $a &lt; b$ render here?

On the MathJax demo page, entering a &lt; b results in $a<b$. This is consistent with MathJax documentation. On Mathematics.SE the behavior is different: $a ...
6
votes
0answers
68 views

Can we automatically catch some common formatting errors?

The one I've been seeing by far the most often occurs when users new to MathJax write something like {$a,b,c$} instead of ...
5
votes
0answers
408 views

LaTeX to MathJax

Sometimes an answer posted on math.stackexchange is long, containing sections, formula numbering, cross-references and even a bibliography with in-text citations, like a little article. It is unwieldy ...
5
votes
0answers
112 views

Not having pure Latex as titles

A few times I have been told to not to turn the titles to Latex only as that stops them from being indexed by search engines. I see two problems with that : 1.What seems natural humans behaviour ...
5
votes
0answers
91 views

MathJax in discussion/chat

When one moves comments to a discussion/chat it seems like MathJax won't work. This is unfortunate since it could discourage users to move the discussion to the chat. Note that explanation elsewhere ...
5
votes
0answers
181 views

“divide left by right” shown instead of \frac

I was reviewing close votes when I got the following: I clicked on the question, saw the correct version ("divide left by right" replaced by "\frac"), then clicked the "go back one page" button on ...
5
votes
0answers
127 views

A step-by-step unhiding “tutorial mode” for equations

One very nice MathJax example shows means to only show parts of a formula (e.g. as hints) and unveil them one by one (see $\ref{screenshot}$ below). I think a similar feature (not restricted to ...
5
votes
0answers
123 views

Alternative answer notification system (used when composing an answer) doesn't trigger MathJax rendering

When composing an answer, a notification for new answers appears in a blue bar at the top of the screen, rather than the usual one directly below the question. This notification does not trigger ...
5
votes
0answers
111 views

Possible bug during close vote

When I am voting on a close vote, the "duplicate" tab shows the potential duplicate as suggested by others. However the MathJax in the duplicate tab does not render for me, but it does render in the ...
5
votes
0answers
132 views

Is it possible to use display math mode in hidden text?

I sometimes like to use the ability to hide text when writing an answer, but I've noticed that when I try to write something in display math mode (i.e. maths wrapped in double dollar signs), it doesn'...
5
votes
0answers
148 views

Cannot open question that contains only formulas

On an iPad, when I press and hold on the title of a question that contains only formulas, such as this one, I get "Copy" instead of the usual "Open / Open in New Tab / ..." menu. If I just tap on the ...
5
votes
0answers
1k views

LaTeX not rendering?

LaTeX seems to not be rendering at the moment. Is this just me? (Chrome on 64-bit Linux) Can we have a 'regenerate TeX' button like at MathOverflow? Maybe even a 'render source' button or GET option ...
4
votes
0answers
170 views

Doubled MathJax (including in Google search)

I noticed in the past year or so that there was a change in the MathJax that results in every MathJax equation being doubled, one being an image and one being a text-based rendering. Usually one of ...
4
votes
0answers
171 views

Problems with losing MathJax formatting previews while creating question or answer

I've tried searching the site, but couldn't find anything that answers my question. Whenever I'm creating a new question or answer and I'm taking a while to type it all out since I'm still learning ...
4
votes
0answers
131 views

Connecting array elements with lines

This is admittedly a bit of an abuse of MathJax, but I'm trying to use it to draw lines to connect dots within a rectangular array. I can easily get an array of dots, but I can't figure out a way to ...
4
votes
0answers
62 views

Why does Tex stop rendering after a writing post for a while? How do I fix it?

This frequently happens to me. I am in my zone writing a long and detailed description in my post, and suddenly the Tex stop rendering in the display section. This is rather annoying because I do ...
4
votes
0answers
75 views

A small hitch when sharing on twitter

If I like the share link to share a question or answer on twitter, the text automatically generated has repeated characters whenever there is latex involved. For instance, here is one such tweet ...
4
votes
0answers
74 views

Inconsistent preview and output of maths in spoiler blocks

I was writing an answer to a question on the main site, and using spoiler blocks as part of the answer. Several of the spoiler blocks include MathJaX with $$ and ...