Questions tagged [mathjax]

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

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4
votes
3answers
135 views

Problem with unpaired [] in math mode in comments [duplicate]

The following text is typeset correctly in a post, but it seems to be broken when posted in a comment. (Markdown somehow interprets left [ as beginning of a hyperlink). ...
7
votes
2answers
2k views

What about overview of basic LaTeX commands here in meta?

I have feeling that something like this has been asked before, but I cannot find such post, so my memory might be fooling me. Do you think that giving here examples of usage of the most frequently ...
6
votes
1answer
15k views

How to show the integral symbol on this site? [duplicate]

On this question: How do I use substitution in integrals? there are examples of what I want. I just want to show integrals on my questions like that. How can I do it?
16
votes
3answers
1k views

Striking out equations

I wanted to strike out a part of an answer which I wrote earlier here. I tried using <s> </s>. This helps in striking out the text but the last two ...
2
votes
1answer
114 views

From where can I get all mathematical formatting syntaxes supported here?

Looks like I can post mathematical notations here without glitch. I want to know all syntaxes for that. Is it documented? Is it all old Matlab?
3
votes
1answer
5k views

Math Processing Error in Chrome 19.0.1084.56

Yesterday I updated Chrome to 19.0.1084.56 (the newest version) and am experiencing Math Processing Errors abound. What I mean by this is that none of the MathJax or LaTeX renders properly - see below....
0
votes
0answers
291 views

How to draw diagrams of category theory? [duplicate]

Possible Duplicate: How to draw a commutative diagram? Some times when we want to describe diagrams in category theory such as $$\xymatrix{ U \ar@/_/[ddr]_y \ar@/^/[drr]^x \ar@{.>}[dr]|-{(x,y)}...
6
votes
1answer
248 views

Problems with \not\equiv on Firefox 13.0

For the past few days I've noticed that \not\equiv is not rendering correctly; right now I'm running Firefox 13.0 on a machine running Windows 7. ...
-11
votes
2answers
213 views

How to increase service/traffic, a set of suggestions

(1) Make it possible for a teacher to register and monitor a class. As a teacher if I could find out the activity of my students on this site then I could encourage them by giving extra credits etc. ...
3
votes
0answers
162 views

Strange bug with \frac and \text in comments [duplicate]

In a recent comment, I used the \text{} command inside a \frac{}{} command several times, and the comment was broken. Trimming ...
4
votes
1answer
197 views

MathJax rendering bug

In this formula: $$\frac{1}{\binom{n}{1}}+\frac{1}{\binom{n}{2}}+\frac{1}{\binom{n}{3}}+\cdots+\frac{1}{\binom{n}{n}}=?$$ The $\binom{n}{3}$ renders much larger than the other ...
3
votes
1answer
317 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 ...
8
votes
2answers
327 views

Duplicate banner breaks LaTeX

On several recent occasions, after closing a question as a possible duplicate the automatic banner breaks the $\LaTeX$ requiring manual intervening. I don't recall it was like that before, and I ...
1
vote
2answers
211 views

helping people with TeX code

If I write \underset{x\in A}{\mathrm{sup}} in $\TeX$, it looks like this: $$ \underset{x\in A}{\mathrm{sup}} $$ If I write \sup_{x\in A}, it looks like this: $$ \sup_{x\in A} $$ The latter usage, ...
1
vote
2answers
311 views

MathJax fails when rendering long digit strings on iOS

This answer formats properly on Safari 5.1.7 on Lion, but on the iPad with iOS 5.1 the √2+6/√2=2.638958433764... does not format properly and I only see the MathJax, i.e. \$\sqrt{2}+\frac{\sqrt{6}}{2} ...
21
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 ...
8
votes
4answers
244 views

Can't see the preview at the bottom of a long post

Dynamically-updated previews are wonderful. But because the preview appears below the post, I can only see the top of it. If I'm adding to the bottom of a long post, the browser is working and ...
36
votes
2answers
3k 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{...
3
votes
0answers
2k views

Math processing error and other issues with MathJax in Safari

These days I frequently encounter MathJax problems as shown in the figure below. Even if I reload the page a few times, the issue remains. This seems to happen on and off. Am I the only one having ...
1
vote
1answer
387 views

Problem with enlarged fonts in Firefox

I use firefox (ubuntu) with enlarged fonts and have a problem with LaTeX formulas. They don't fit the space they a meant to occupy and overlay the ordinary text: Link to the answer on the screenshot. ...
53
votes
5answers
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 ...
9
votes
1answer
1k views

MathJax bug upon page refresh

When entering this answer, everything looks good. Editing and saving also work fine. However, when I refresh the page I get $\color{red}{\textit{[Math Processing Error]}}$ for the line tagged $(3)$. ...
8
votes
1answer
301 views

Mathjax formatting buttons for you guys!

After having to add dollar signs and format SI units countless times in the review section on Physics, I finally got fed up and wrote a script.{*} It basically adds buttons/keyboard shortcuts to ...
2
votes
0answers
59 views

Fixing TeX markup

Every now and then, I see a question or an answer with incorrect TeX markup. Most commonly, I see cos instead of \cos, and so ...
0
votes
1answer
335 views

Are these things MathType's fault?

In the comments after a question, Peter Tamaroff mentioned using MathType. I am not familiar with that software. Apparently it is being blamed for such solecisms as { \int_{0}^{1} } { { x^{2} } }\,{...
6
votes
1answer
411 views

Annoying bugs when using Chrome

After recent update of Google Chrome I got two following problems: When I'm typing my answer every 3-5 minutes my browser crashes down and say that I had to refresh the page to return back. But after ...
3
votes
1answer
130 views

Problem with cases enviroment

I am not able to pinpoint where the problem is - it seems that [] are the culprit there. Anyway only one of the following almost identical codes is rendered. (At the moment.) ...
4
votes
3answers
19k views

How do you do a $\Rightarrow$ with a slash through it in LaTeX (for “does not imply”)

I tried \cancel{\Rightarrow}, but perhaps I am installing the package improperly or something. Thanks.
17
votes
1answer
16k views

How to Write Math Equation Here [duplicate]

Possible Duplicate: Do we have an equation editing HOWTO? I think my questions and answers always need editing from proffesionals. I am ashamed of my self. How do everyone else can write ...
8
votes
0answers
280 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-...
6
votes
2answers
275 views

Wrong HTML rendering of inequality signs

I'm seeing some TeX formulas such as $i<k-1$ rendered with &lt in HTML where there should probably have been &lt; ...
0
votes
0answers
132 views

comment with line-filling equation gets garbled, with signature on top of text

The display of this comment is badly corrupted in my browser (Firefox 11.0 on Mac OS 10.6.8). The signature gets displayed on top of the end of the text. Since the comment contains an equation that ...
5
votes
2answers
391 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 ...
8
votes
1answer
246 views

Is there a website on which I can write and display MathJax?

MathJax is used in displaying math equations and expressions more elegantly. I've seen it most widely used in the mathematics department of StackExchange. What I am inquiring about is if there is a ...
2
votes
1answer
282 views

Alternatives to coding in Latex or previewing?

Question: Are there apps (preferably free) with which you can use standard symbol menus (as in MathCad, e.g.) to code up math formulas and then automatically translate them into LaTeX that could then ...
10
votes
3answers
1k views

Certain comment contents break LaTeX rendering for the whole page

I commented just some minutes ago on this question, and every post in math.SE returned a [Math Processing Error]. Not only for me, but for every other user. What is going on with this question. I ...
3
votes
4answers
5k views

\Sigma vs \sum for inline summation symbols

Is there a site preference for use of $\Sigma$ ( \Sigma) versus $\sum$ (\sum) for inline summations? Sum is a larger symbol while Sigma is closer in size to surrounding text, so I prefer the ...
3
votes
1answer
297 views

Nested MathJax environments render correctly in the preview, but are broken in the final post

It seems like \\ doesn't work correctly here, and I need \newline instead: $$ \vec{\nabla} \times \vec{A}(\,\vec{r}) = \begin{...
2
votes
0answers
124 views

Latex on Individual User Profile

I'm wondering that if we are allowed to use the Latex Typesetting Language on our individual user profiles since it sounds quite fun actually? :)
4
votes
1answer
834 views

Unusually bold LaTeX now occurring on sidebar and comments

I wanted to start a separate thread about the issue of LaTeX appearing bold, although Kannappan raised it in his recent question, because it appears to have expanded in scope, and because that thread ...
7
votes
1answer
523 views

MathJaX Bugs - `Show Math As ->TeX Commands` and Bold Math in comments

I am using Chrome 18.0.1025.142 on a Windows 7 machine. There are two recent behaviours of MathJaX I have observed: We may want to see the TeX commands for some of ...
1
vote
2answers
336 views

Latex not rendering properly

I recently edited this person's question here. However the \begin{eqnarray*} command does not seem to be functioning correctly as the two rows in the array are now ...
3
votes
1answer
105 views

What to do when the system is frozen?

Well, I am asking about what to do when the MathJax Freezes when you are answering or asking a question? Then you open other tab but you have no draft saved. Is there any way to recuperate at least ...
3
votes
2answers
94 views

TeX rendering on iPod Touch

Yesterday, While browsing math.stackexchange.com I found a little popup, saying settings. I clicked it, and I was able to choose a TeX renderer for the forum. I chose another, and now all my TeX is ...
3
votes
1answer
2k views

mixed fractions have too much space

Mixed fractions have too much space, which they don't in other $\TeX$ systems; for instance, 1\frac12 produces $1\frac12$, with the fraction too far away from the ...
6
votes
1answer
520 views

The \vec command appears broken in Windows XP

For example, when I write \vec{a}, I see (to be clear, the following is a screenshot): $\hskip3in$ To facilitate comparison, here is ...
10
votes
1answer
630 views

equation and equation* is the same for me

Is it supposed that equation and equation* environments work exactly the same? For example, for me \begin{equation} a=b \end{equation} \begin{equation} a=b \end{...
6
votes
1answer
5k views

Select rendered LaTex from Wikipedia with Chrome? [closed]

As someone who often copy and paste from Wikipedia, I have this particular question with Chrome. In Firefox, if I select and copy the rendered LaTex in Wikipedia, then what I get is LaTex code. But ...
2
votes
1answer
276 views

Bug: HTML character references allowed in MathJax in preview but not on save

Here are some numeric character references outside MathJax (entered as &#x266F; + &#x266D; = &#x266E;): ♯ + ♭ = ♮ and inside ...
3
votes
0answers
176 views

LaTeX rendering deferred poorly

The bookmarklet that is used to display MathJax in chat uses the Ajax "complete" event to know when to render the page contents. Recently, it has been noted that new $\LaTeX$ does not get rendered ...