Use this tag to indicate question about how to type TeX/LaTeX equations on this site, and bugs regarding the TeX rendering (the MathJax engine). Here you'll find the [MathJax basic tutorial and quick ...

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3
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0answers
48 views

Broken comment is un-editable and un-deletable [duplicate]

I added a comment to a question with broken MathJax tagging, and it is causing all comments to be formatted horribly and putting the "Edit" and delete buttons under the links on the right side of the ...
2
votes
0answers
56 views

Does the use of labelled equations and equation references normally slow up rendering?

I spent the evening learning how to mark up equations with labels and use references, following the advice here. However, this probably took about twice as long as it ought to have, because it seems ...
0
votes
0answers
149 views

Non-MathJax text now encroaches on MathJax text. Why?

Non-MathJax text now encroaches on MathJax text. Why? This is an exact statement of a current situation. Screenshot:
-3
votes
1answer
275 views

Question in obfuscated code

This question (source (code) of second revision) is written in bizarre obfuscated code. I am referring to the code, not to what you see when you read the question. One cannot help suspect some kind of ...
2
votes
1answer
120 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? ...
0
votes
1answer
53 views

Does the MathJax formatting function in Linux computers?

I have a linux computer, openSUSE 13.1, and am trying to ask a question in the math stackexchange. However, as I am typing the paragraph underneath the text box where I am typing does not produce any ...
1
vote
0answers
42 views

MathJax for a dummy [duplicate]

After I made my first post here in math.stackexchange, I decided that I could write in the proper format and not rely on some poor soul to do the work for me. I have downloaded the latest version of ...
0
votes
0answers
55 views

Drawing commutative diagrams

I am reading category theory and in order to post my questions I need to make commutative diagrams. Here is a question with useful answers already available. However I would like to use the DCPic ...
15
votes
0answers
184 views

Why is there no support for MathJax in chat?

The question Should chat have TeX support was first asked 3½ years ago, and it has been asked at intervals since then. I am not asking that question. I know that chat should have TeX support and ...
2
votes
1answer
69 views

Is it possible to draw a diagonal arrow in a commutative diagram?

I have read the question How to draw a commutative diagram? but as far as I'm aware, the amscd package doesn't have a way to draw diagonal arrows. Is there some other package we can use to draw ...
0
votes
0answers
50 views

Question about symbols on this forum [duplicate]

So I found out it uses "latex" can I just write down the uhh formulas for the symbols I want, and it shows up after I hit the post your question button?
5
votes
0answers
157 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:
3
votes
0answers
44 views

Excerpts in search results breaks MathJax fragments

For example: http://math.stackexchange.com/search?q=conditional+expectation+user%3Auser130272 The problem, of course, is that the excerpt extraction code apparently is not aware of MathJax ...
5
votes
0answers
66 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 \\ ...
3
votes
0answers
67 views

Please add TeX rendering in titles on the iOS app

I posted a feature request on meta.stackexchange.com a couple of days ago concerning TeX support in titles on the SE app on iOS. The reason I posted it there was the fact that MathJax is supported on ...
13
votes
2answers
382 views

What should we do about really long MathJax?

I recently came across this answer, which involved some pretty precise calculations. Here's how it rendered in my browser*: Two questions arise: What is the desired technical behavior? Should the ...
2
votes
2answers
111 views

Should I flag comments, where long MathJax breaks page layout?

There were several posts mentioning that for various reason (mistake in the LaTeX-code, automatically inserted space) MathJax can break page layout: Formatting bug: long mathjax or code blocks break ...
20
votes
4answers
861 views

Mathjax 2.4 beta

We have deployed the latest Mathjax 2.4 beta on Math.SE. As with any beta release please post an answer to this question if you find any issues. We will be monitoring this thread closely along with ...
0
votes
1answer
103 views

How to write powers ( exponents ) in a proper way? [duplicate]

I don't how to write the powers or the exponents and the other mathematical expressions
1
vote
3answers
61 views

Does MathJaX have a command to stretch or reduce vertical space?

The equations below: $$\begin{align} \sum_{i=1}^n F_{2i-1}&=F_1+F_3+F_5+\cdots+F_{2n-1}\\ &=1+2+5+\cdots+F_{2n-1}\\ &=F_{2n}\\ \end{align} $$ have a problem with too much space between the ...
0
votes
2answers
69 views

How to type math symbols in this forum [duplicate]

How can I type math symbols in this forum, like set operators, etc.? If this question is repeated, I am sorry I just searched and couldn't find an answer. And could anyone give me hint to use Tags ...
9
votes
0answers
64 views

Hot network questions incorrectly use MathJax

This is the converse of Title formatting of LaTeX in StackExchange hot questions list. I noticed that when on Math.SE, MathJax can screw up the formatting of question titles in the "Hot Network ...
4
votes
2answers
102 views

Formatting bug: long mathjax or code blocks break entire post or page

Long, broken MathJax expressions seem to break the formatting of all comments on a post, causing them to spill to far over to the right. In addition to making the comments hard to read, it can make ...
3
votes
3answers
59 views

Programs that display maths symbols like this site to type a maths assignment

I am searching for a program that uses the same sort of language as this site that I can type up maths assignments on. I downloaded MikTex (once I installed it, the only program I could find was ...
3
votes
1answer
115 views

How to write mathematical symbols such as $\sum_{i=n}^\mathbb{N}$ with indices below/above the $\sum$ [duplicate]

I want to write: $\cup_{n \in \mathbb{N}}$, and $\sum_{i=n}^\mathbb{N}$. But I want them the index to be above and below the symbol, not to the side, how do I fix this?
3
votes
0answers
59 views

LaTeX with Edits

Two questions: Right after I edit one of my own questions and look at the rendered $\LaTeX$, it looks funny. Everything appears larger than normal and the math seems to be oversized or written in ...
2
votes
1answer
59 views

Vertical bar in matrix appearing twice

$$ \left( \begin{array}{c|c} \Huge{a} & \Huge{b} \\ \hline \Huge{c} & \Huge{d} \end{array} \right) \quad \left( \begin{array}{c|c} ...
0
votes
0answers
54 views

Loading LaTeX packages

Is it possible to load a LaTeX package and/or use its features on this site? In my case, I'd need to load multirow to make block matrixes. Is that possible? Or is ...
2
votes
1answer
35 views

Preview for titles for sites with MathJax

It would be helpful if the title could be included in the preview, since there is no way of knowing if the MathJax you have entered into your title is valid/does what you want until you actually post ...
4
votes
1answer
72 views

Mathjax spacing is wrong in scriptstyle \bmod

(This is mainly addressed to Davide Cervone.) a\bmod 3 renders correctly in display or inline normal size, but when I use it in a superscript it is not properly ...
7
votes
1answer
148 views

How can I use \newenvironment?

For example, let us say that I want to use macro to typeset matrices. Just in case I later decide that I want to somehow change how they look, I can then change it in one place - in this macro. ...
1
vote
1answer
42 views

Bug in rendering math in comments [duplicate]

I recently left a comment here containing the equation $$\sigma(i_1\;i_2\;\cdots\;i_n)\sigma^{-1}=(\sigma(i_1)\;\sigma(i_2)\;\cdots\;\sigma(i_n))$$ but the last $\sigma$ is broken, displaying instead ...
6
votes
0answers
63 views

Why we can't see suggested edits rendered in latex before approving?

I've noticed that when viewing suggested edits there is an option to show rendered output but it doesn't actually show what the edit will look like after latex has been compiled. I realize there is ...
3
votes
2answers
85 views

MathJax: How to number and reference multiline equations?

I'd like to number multiline equations and reference them, à la MathJax's Align and Gather environments. Can this be accomplished? If so, how?
3
votes
0answers
109 views

Why does not $a < b$ 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 ...
1
vote
0answers
58 views

No subpixel smoothing in MathJax

I have no subpixel smoothing in MathJax, in FireFox 28, 29 and IE 11 under Windows 7. Prevuously all was OK. I suspect this happened due to a Windows update. In other texts in FireFox and systemwide ...
2
votes
1answer
105 views

Loading MathJax from Google Cloud Storage

I use Windows XP and suddenly MathJax doesn't work at http://math.stackexchange.com/ using Google Chrome or IE. How can I fix it? There is a similar question about Windows 7: Mathjax isn't ...
1
vote
1answer
151 views

Mathjax isn't working, how to fix it?

I used win 7 and suddenly Mathjax doesn't work at http://math.stackexchange.com/ using google chrome, firefox, ie9 It work at another site like this site. so how to fix it ? edit: the error ...
4
votes
3answers
113 views

How do you make vertical addition equation with MathJax?

I want to make something like this with MathJax: 1 2 4 + 5 3 ------ 1 7 7 How would I go about doing so? I searched on the TeX website, but people only gave answers with stuff like ...
2
votes
1answer
194 views

People putting $\$\{\}\{\}\{\}\{\}\{\}\$$ at the end of their comments?

I have noticed some people putting something like $\$\{\}\{\}\{\}\$$ at the end of their comments (for example, André Nicolas' comment here). I can see the curly braces fast enough because MathJax ...
3
votes
2answers
60 views

TeX integral support

Recently while answering a question I had to write an integral which was something like this. The problem here is the integral symbol looks too small. I went through the mathjax tutorial in this meta ...
5
votes
1answer
47 views

How do I indicate a line using MathJax?

I couldn't find this in the MathJax tutorial or through Google. Apologies if I missed it somewhere obvious. Say I have two points $P_1$ and $P_2$ and I want to express the line defined by them. If I ...
2
votes
0answers
91 views

LaTeX rendering problems in Chrome

I recently asked a question here on the main site. The $\LaTeX$ in one of the answers doesn't render. It isn't a problem with the syntax, it renders on the answerers browser(Firefox). Attached ...
1
vote
0answers
16 views

Javascript TeX tags on math stackexchange are not interpreted/formatted/rendered on any of my browsers [duplicate]

I see the tags just as you would type them in the submission text, the contents are not formatted into TeX (i.e., I see the unformatted dollar signs and back-slashes). What could be the issue? It used ...
1
vote
3answers
101 views

How to format maths equations to display correctly [duplicate]

I am trying to find the list of Mathjax/Latex instructions on how to type equations and symbols so they display correctly on the site. ie. $2^2$ rather than 2^2
14
votes
1answer
612 views

Should \dfrac be edited in?

Note to reader: typesetting matters! There are three fraction commands. There is \dfrac which makes everything big and tall and stand out. It is meant to be used ...
1
vote
1answer
457 views

MathJax WYSIWYG Editor

I originally enquired about this at http://tex.stackexchange.com/q/162664 but misconstrued Bakoma-TeX as a Mathjax editor. Please advise if anyone objects to this question. Barring Bakoma-TeX, are ...
1
vote
1answer
103 views

Symbols for contradiction for a proof by contradiction? [closed]

Are there symbols for contradiction for a proof by contradiction? I tried $\lightning, \Lightning$. To clarify, there's no code for lightning? I believed it'd be shorter than ...
2
votes
1answer
68 views

math.stackexchange.com is frozen in Chrome.

For some reason http://math.stackexchange.com is being frozen in Chrome. I can use all stackexchange websites in chrome except mathematics - the page just freezes and no actions or clicks are being ...
0
votes
1answer
139 views

latex problem what is wrong with \ less

the \less latex symbol doesn't show properly in firefox . (it is in the latex A4 manual table 97) example $ \forall x \exists y (x \less y) $ Or am I making a simple mistake (would not be the first ...