# Questions tagged [mathjax]

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

42
questions with no upvoted or accepted answers

18
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### 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 ...

14
votes

0
answers

301
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 ...

13
votes

0
answers

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### Did mathcal stop working properly?

Does this question Basic algebra of $\mathcal{O}_0(\mathfrak{sl}_n(\mathbb{C}))$ — Reference request look like this for anyone else?:
Those squares are supposed to be \mathcal{O}'s. As far as I can ...

11
votes

0
answers

143
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### MathJax in suggested edits

Pages like
https://mathoverflow.net/review/suggested-edits/1435
display suggested edits for review. The original and edited versions are displayed in parallel columns with the differences highlighted....

9
votes

0
answers

283
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### 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 ...

9
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0
answers

242
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### 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 ...

8
votes

0
answers

127
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### Some but not all LaTeX rendering correctly on tools page

Users with sufficiently high reputation have access to a "tools" page, which I like a lot. However, sometimes I find that the $\rm\TeX$ doesn't render properly. What is particularly puzzling ...

8
votes

0
answers

151
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### 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: ...

7
votes

0
answers

174
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### How is TeX rendered in edit summaries?

I recently edited a question Dynkin type classification for 2-dimensional hypersurfaces in non-commutative space, and entered as my edit summary "$<x,y>$ -> $\langle x,y\rangle$" <...

7
votes

0
answers

232
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### 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 ...

7
votes

0
answers

344
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### Can Mathjax preview be switched off?

I recently typed an answer with a few formulas in it. While I was typing, my browser constantly reloaded the preview part below the typing window. Because MathJax apparently does three passes over the ...

7
votes

0
answers

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### 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 ...

6
votes

0
answers

90
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### Dollar sign in image title works in preview, but not in actual post

I was just trying to clean up Understanding why $\pi_{3}(N) = \mathbb{Z}_{(2n, n^2)}$? , which was originally almost entirely cut-and-pasted images without any alternate text. For the first image, I ...

5
votes

0
answers

82
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### Missing brackets in $\{x\}$ in drafts, not missing in the final question/product

I am using the latest version of Firefox on Linux (bodhi linux) as well as Mac and Windows.
Some $\LaTeX$ is not typeset correctly in MathOverflow: whenever I type a set, like the singleton $\{x\}$, ...

5
votes

1
answer

271
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### Long display style formulae extend too much to the right with some renderers

In the following screen capture, take a look at the region delimited by the red rectangle: notice how it extends too much to the right, such that a part of it becomes hidden by the yellow page element....

5
votes

0
answers

145
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### How can I see the line length available for long mathematical expressions in posting on MO?

In typing up a question (or answer) on MO, I try to format a long mathematical expression so that it fits in one line. When I meet with apparent success, as shown in the wysiwyg box underneath the box ...

4
votes

0
answers

221
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### A mathjax issue with stars in super/subscripts

I encountered Topos associated to a category with glowing-red \*s in it. When trying to edit them out I discovered that whenever I try to replace an ...

4
votes

0
answers

155
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### Why doesn't the prime in $\sum_n'$ sit flush against the summation symbol?

The TeX snippets $\sum_n'$ \sum_n' and $\sum_n^\prime$ \sum_n^\prime should (as with all things TeX, barring trickery) be ...

4
votes

0
answers

70
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### MathJax in edited question title gets badly mis-parsed in diff view

A recent question received an edit to its MathJax, including in the title. Viewing the diff in the edit history, the edited MathJax in the title gets very badly mis-parsed in the diff view, as shown ...

4
votes

0
answers

81
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### Limits on overflowed integrals are too far away from the integral sign

I edited Multiplying divergent integrals using Hardy fields approach to put equations clearly meant to be displayed in display mode. Once I did so, one of the equations exhibited very strange spacing,...

4
votes

0
answers

70
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### Occasionally reproducible bug with macro definitions in a draft post affecting macro use in comments

In the course of a discussion involving using MathJax to re-define macros, I couldn't recall if MathJax obeys a \newcommand for an already-defined macro, and so ...

4
votes

0
answers

183
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### Preview failing to parse double backslash in large matrices?

A couple of times now, I've been entering a large matrix here or on math.SE and, in the preview window, all the rows appear on a single line. Once the question posts, it displays correctly. I most ...

4
votes

0
answers

106
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### Garbled MathJax in a link to a question with MathJax in the title

The following occurs on my activity page:
The question it links to is Is there an explicit expression for Chebyshev polynomials modulo $x^r-1$? and it seems that the MathJax in the end somehow got ...

4
votes

0
answers

203
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### Wrong rendering in narrow width in Safari

When I view the front page right now in Safari, I see:
Notice that the question mark, which the poster properly placed at the end of the equation (see the question (before another edit removed the ...

4
votes

0
answers

103
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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.

3
votes

0
answers

82
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### Including a hash character (#) in a math equation causes it to not render (in new-question page)

I want to ask a question about a paper that uses this notation:
However, when I typeset it in MathJax with ...

3
votes

0
answers

262
views

### mathcal notation fails to render in Chrome

I recently noticed that "\mathcal" no longer renders. Example post
but it renders fine in Safari
Chrome: 111.0.5563.146 (Official Build) (x86_64)
Safari: Version 16.4 (18615.1.26.11.22)
...

3
votes

0
answers

156
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### In Safari on macOS, a numbered list beginning with a displayed equation swallows the number

This bug report did not originally mention the platform and the renderer. I originally put them at the end, but it occurs to me that they're more useful up front. Thanks to @DavidRoberts and @...

3
votes

0
answers

71
views

### AMScd columns not aligning

The code
\require{AMScd}\begin{CD}
0 @>>> \mathbf D(C) \\
0 @>>> M
\end{CD}
produces
$$\require{AMScd}\begin{CD}
0 @>>> \mathbf D(C) \\
...

3
votes

0
answers

193
views

### Braces are not rendered in MathJax in the preview of a question

I am using Firefox 94.0.1, with no user scripts. I have a few add-ons, which I can list if needed, but, since the behaviour does not always occur, they cannot always be interfering. My renderer is <...

3
votes

0
answers

64
views

### Math-mode formula in comment breaks incorrectly across lines

In the following comment, both summands should appear before the period:
The source for the comment is:
...

3
votes

0
answers

208
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### 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 ...

2
votes

0
answers

68
views

### How do backticks, escaped backticks, and math mode interact, in posts and comments?

I know I can escape backticks, like `.
I though I could escape backticks within backticks, as I did in a comment, but it's not working here: a\b`. See a comment ...

2
votes

0
answers

98
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### Some arrows in commutative diagrams in comments are wrongly interpreted as @-notifications; and a bonus question about CDs on MMO

I left the following comment on Pullbacks in this category of vector spaces are intersections:
Are the morphisms in your category isometries? Otherwise, I'm not sure why the category is left ...

2
votes

0
answers

412
views

### A super easy way to speed up MathJax loading with LocalCDN add-on

I found a very neat way to speed up MathJax execution times and I thought about sharing it with everyone here. Typically whenever I start my browser I have to load up all of these MathJax resources ...

2
votes

0
answers

86
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### Insufficient space following MathJax, but only right after posting

I am using Safari 12.0.2 on macOS Mojave. In my answer https://mathoverflow.net/a/331026 , I see the following:
It seems to me that the spacing between the second and third parentheses at the end of ...

2
votes

0
answers

168
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 ...

2
votes

0
answers

221
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 ...

1
vote

0
answers

169
views

### Why is it taking so much longer than it used to for MathJax to get rendered?

These last few days when I click on a posting it sometimes takes more than a minute or even two, for MathJax to get rendered. It used to be a couple of seconds.
Is anything being done to correct this?

1
vote

0
answers

187
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 ...

0
votes

0
answers

122
views

### Should the dots used in lambda-calculus notation be typographically treated the way binary relation and binary operation symbols are?

Within this question we find the notation $\lambda f . \lambda g . \lambda x.f(g\ x)$, and that causes me to wonder about a point of LaTeX and MathJax usage.
The code ...

0
votes

0
answers

67
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### Potential rendering issue for formulas

when I entered the following
$$\pmb{ \frac{d_+^n}{dx_+^n}}:= \left(1, \frac{d^1}{dx^1},\,\dots,\,\frac{d^{n-2}}{dx^{n-2}},\,1\right)$$
I observed that the defined fraction has an unsharp ...