# Questions tagged [mathjax]

Bug reports and suggestions for the MathJax system used to compile basic LaTeX code on the site.

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### Triangle commutative diagram does not work here at MO

I frequently tried to draw a triangle commutative diagram similar to the definition of projective modules for this question.
A module associated to an endomorphism of a vector bundle
so I ...

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**3**answers

757 views

### Is it OK to abuse Mathjax for emphasis?

The author of this question uses Mathjax (in a way different from its intended usage) to make parts of his question stand out more; for instance, to display some headers in red or to alter the spacing ...

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**1**answer

80 views

### One number on top of another with mathjax?

Probably a simple question, but how can I write my script in mathjax to show one number on top of another and with a minus sign in the left side?
Like this:

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**1**answer

216 views

### Seems like right margins in answer texts need to be increased

It is a very minor thing but still - it seems that answer texts have zero right margin which shows somehow unpleasantly with colored background of accepted answers:
(This is with latest Chrome on ...

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**1**answer

251 views

### Is it possible to use tikzcd code in MO posts?

Question : Is it possible to use tikzcd code in MO posts?
There are information for drawing diagrams using AMScd
...

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**2**answers

347 views

### How does one type mathematical formulas on this site?

I can see that the posts on this site contain nicely displayed mathematical formulas. How can I get such formulas in my posts? What syntax is used to typeset them?
Note: This is an attempt to make at ...

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**1**answer

87 views

### Cancel command in MO post

Why the \cancel command does not work in the last part of the following post:
A cohomology associated to a Riemannian manifold
I would like to strike through the last part of the ...

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**0**answers

62 views

### Doubled backslashes in old posts [duplicate]

There is a post from 2013 addressing what appears to be a similar issue, but it is reported as fixed, so I guess it's not exactly the same.
I have noticed a few posts recently in which backslashes ...

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**2**answers

481 views

### Repeated TeXifying of question titles

A specific user has recently edited a lot of years-old posts in which, as far as I can tell, he is just TeXifying titles. While I assume that this is being done with good intentions, it seems likely ...

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**1**answer

110 views

### LaTeX display of exponential pushed down with respect to baseline

This is hardly important, but ...
In an answer, I used the LaTeX O(n \epsilon^{1-d}) to display
$O(n \epsilon^{1-d})$, but this is what it looks like to me (in ...

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**2**answers

523 views

### What's the point of having an *MO* chat without LaTeX enabled?

The title says it all. :-)
In response to the automatic disapproval of the question body:
I tried to edit the chat messages after submitting but couldn't figure out how to do that either. (And I ...

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**2**answers

430 views

### MathJax accents in Safari 10.1

Tilde accents, such as $\tilde g$ (typed as \tilde g), seem to be displaying bizarrely, with the tilde to the right of, rather than on top of, the accented symbol, ...

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**0**answers

273 views

### Mathjax CDN is shutting down effective April 30th 2017

If you haven't seen the official announcement yet, Mathjax is shutting down their CDN effective April 30th 2017. We are currently looking for alternatives for hosting this service including self ...

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**1**answer

130 views

### Garbled MathJax in some old questions [duplicate]

In several old questions/answers I have seen in MathJax the combination \\, where it obviously should be \, and also ...

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**1**answer

187 views

### What is the position on titles using \displaystyle, \dfrac, etc.?

I am much more familiar with math.SE. On that site there are explicit guidelines about LaTeX in titles and things like \displaystyle, ...

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221 views

### Editing an old post to add MathJax

Sometimes I come across an old post which does not use MathJax. Is it OK to edit such a post if the edit improves readability?
This question (and its answers) motivated this post. I know some users ...

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**1**answer

426 views

### FAQ on typesetting of formulae hard to find

You might have all noticed that https://mathoverflow.net/help/formatting does not mention (La)TeX. I believe this is a very important topic and should not be hidden in "advanced"; actually, a link ...

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**2**answers

830 views

### Numbering and cross referencing of equations in questions and answers

A basic LaTeX feature which I sometimes miss when asking and answering questions in MO (specially when the question and the particularly the answer are longer) is the possibility of numbering ...

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**1**answer

524 views

### Would disallowing displayed equations (“double dollars”) in titles be useful?

If a poster includes in the title some formula in enclosed between $$, like $$x^2+y^2=z^2$$
$$x^2+y^2=z^2$$
the title of the ...

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**0**answers

166 views

### Troubles with math preview: preview of formulas dies on me when writing a question or an answer

In mathoverflow I avoid asking questions and giving answers because the preview of mathematical formulas does not work: in the preview the formulas are shown precisely as I type them, with dollars and ...

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**0**answers

181 views

### Seems to be a (minor) bug with displaying mathjax

Hardly noticeable but I still decided to report it - just noticed: at Find the number of boolean functions of n variable that satisfy the following condition one sees this
The second $k$ below is ...

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**0**answers

143 views

### Strange behaviour when clicking on MathJax in question title

I clicked on $\mathbb{RP}^n\times\mathbb{RP}^n$ in this title
Instead of taking me to the question, it stays on the same page but now displays this
If I click on $\mathbb{CP}^n$ instead, I go to the ...

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**2**answers

246 views

### TeX bug: \mod and \pmod gone

It appears that the MO TeX does not understand macros \mod and \pmod any more; it used not to be the case. As a result for many questions the typesetting is broken.

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**3**answers

705 views

### How to turn off the MathJax preview?

The constant compiling of MathJax while composing a post is undesirable for me. How can I stop the MathJax preview?
Is there a way to turn off the MathJax preview?
Where is the button to switch off ...

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**1**answer

160 views

### Unbolding sans serif font in math mode

Is there a way to "unbold" the default text font (namely, sans serif) when written in math mode? Consider this example:
Hello World$\qquad\textsf{Hello World}$
The first instance of "Hello World" is ...

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**1**answer

87 views

### Formatting problem

In my answer to
When is the closed unit ball in a smaller Banach space closed in a larger Banach space?
I wrote the following:
>
Edit: $Y=Z^*$ does not display correctly when it is in the body ...

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**1**answer

136 views

### Braces don't render in preview

When I type braces in math mode in a post, like $\{1,2,3\}$, they don't show up in the preview. See the following screen shot.
I tried all the different Math ...

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**1**answer

155 views

### Right-clicking on a mathjax link does wrong thing

Surely I am not the only user of this site with this habit - if I want to have look at the linked content I right-click on the link to open it in a new tab, so when I finish reading I then turn to the ...

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**0**answers

198 views

### Long MathJax in comment breaks linewrapping throughout the comment thread

A picture is worth a thousand words; here is what I am talking about, from the comments on this post.
By posting a very long formula into MathJax, not only have I caused my own comment to run off the ...

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**0**answers

2k views

### Can we replace client-side MathJax with server-side MathJax?

One of the (many) problems with MathJax is that
formulas are rendered using a client-side JavaScript.
Apart from the process itself being ridiculously slow,
this also means that the entire page must ...

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**1**answer

503 views

### Examples of MathJax codes of directed labelled graphs to use in a MathOverflow Question

I need some examples of MathJax codes of directed labelled (with loops or multiple edges) graphs to use in MathOverflow Questions so that I could easily change them to my graphs.
Here is my try to ...

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46 views

### Review suggestions MathJax [duplicate]

Can we please turn on MathJax in "Rendered output" of "Suggested edits"? Or am I not qualified unless I can read raw LaTeX?

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**1**answer

5k views

### Using MathJax for formating (**bold**, *italics*)?

Some users use MathJax to get italicized or bold text. This is sometimes done in titles (where MarkDown is not available), but some users do this also in body of a question, where MarkDown is used. ...

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455 views

### Why does mathoverflow constantly compile the latex for my questions and answers?

Whenever I ask or answer questions on mathoverflow, the output is constantly being compiled. While this is sometimes a desirable feature, it turns out that at least for my computer, when I am giving a ...

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204 views

### Can I customize TeX/MathJax in Chrome?

Probably this question belongs to some general SE meta but I don't even know where it is or whether I am eligible to post there, and mostly I am using MO anyway, so if there is another more ...

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92 views

### MathJax configuration in MO ==> not displaying bottom left messages [closed]

I noticed that on MO website, MathJax is usually not displaying messages on the bottom left angle of the screen. While there are always those messages on my own website like for the page Math ...

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**1**answer

7k views

### KaTeX vs MathJax

According to some benchmarks, it seems that KaTeX renders latex much more faster than Mathjax.
Is there any chance to use KaTeX in place of Mathjax?

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140 views

### TeX sometimes displays incorrectly on search pages

When I type a search into the search box, sometimes the list of questions returned contains incorrectly handled TeX (of the sort that once was common all over the place here).
Here is an example: ...

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### Where is the canonical place to submit Mathjax bug reports?

For example, here is an issue I've been having with Chrome on a Nexus tablet.

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**1**answer

308 views

### Quickly Accessible MathJax Help

I recently had the problem of encoding big brackets in a formula in my question "Functions that Calculate their $L_p$ Norm" and, I could find nothing under "How to Format > MathJax equations", as the ...

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**1**answer

390 views

### Math font render problem

I have some issue with the math font for quite some time now. And it only happens on this very site, and not on any other site.
Some of the letters, some of the time, don't render part of the top ...

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259 views

### Please enable the AMScd package by default

We can draw diagrams using the AMScd package, and works quite nicely (see Math.SE for a working proof).
However, on MathOverflow the package seems to be disabled by default, so if a user wants to use ...

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**1**answer

178 views

### Latex software used by MO

What is the software used by MO to "render" Latex? Is it an outside solution or a software that has been written specifically? Interesting is that I understand that it doesn't produce images but texts ...

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**5**answers

241 views

### How to avoid prepending a blank line or indenting the first line of a post when using \newcommand?

When \newcommand is used, it is somewhat common that it is used in such a way that the (rendered) post starts with a blank line.
While this is minor, it is still ...

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**1**answer

720 views

### The math! It's overflowing!

See what happens if you expand the comments on this question, we get this prime example of a math overflow:
Of course, this is due to a \$ problem, but still, it seems to be a flaw in the CSS that ...

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**1**answer

335 views

### A set of basic LaTeX macros for MO?

Do you think it would be feasible / possible to put together a basic header file of "standard" LaTeX macros that we might be able to use when typing up MO questions or answers? I mean, basic objects ...

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1k views

### Diagrams in MathJax via xypic.js

Apparently, the Stacks project can load a MathJax extension called xypic.js (check the source code) and then has access to ...

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6k views

### Google Chrome not rendering Latex in browser

I have seen a solution to this problem for Firefox, but assume it is not the same for Chrome. This just started happening recently, and I have no idea how to fix it! Any mathematical typesetting on ...

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104 views

### Screwed up LaTeX when presenting edited posts for approval [duplicate]

In about one of every 4 cases when I am asked to approve an edit, the comparison page that shows the suggested edits suffers from incorrect rendering of LaTeX, which often makes both the original and ...

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210 views

### Where is the off switch for the concurrent preview now?

I feel like an idiot but I cannot find it. Meanwhile, if the post is long and has a lot of LaTeX formulae in it, and the connection is imperfect, the wysiwyg regime is a non-stop fight. I figured out ...