Questions tagged [mathjax]

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

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2 votes
1 answer
40 views

Integral sign cut off in Safari

I am using Safari version 16.1 with the HTML-CSS renderer. A displayed formula in the post Convergence by parameter involving inf renders as follows: This happens even with extensions disabled, but ...
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5 votes
0 answers
161 views

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 ...
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4 votes
1 answer
60 views

What is a supported use of \hfill?

According to Supported TeX/LaTeX commands, \hfill is supported. However, as expected, it doesn't work in ordinary text \hfill ; and using it in math mode seems to ...
  • 9,057
1 vote
1 answer
79 views

Long post fails to render

In one MathOverflow answer by me, the MathJax code added latest fails to render correctly. Instead, one $ tag is ignored and for the rest on the line, code inside <...
3 votes
1 answer
104 views

Why is there unexpected space at the beginning of a paragraph in an answer?

In @GabeK's nice answer to @JonBannon's question Each mathematician has only a few tricks, there is unexpected space at the beginning of the third paragraph: My first thought was that there might be ...
  • 9,057
10 votes
4 answers
270 views

Is it possible to see the source for a comment?

Although this question seems to be new to M.MO, @MartinSleziak points out several related posts on Meta.MSE. I was curious about the diagrammatic magic of @YaakovBaruch's recent comment, and so ...
  • 9,057
4 votes
0 answers
72 views

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,...
  • 9,057
4 votes
1 answer
101 views

`\eqref` across posts

While editing @Ruy's answer to How can one define a kind of "determinant" on a reduced group $C^*$ algebra?, I tried to insert an \eqref to the equation ...
  • 9,057
7 votes
1 answer
189 views

`\intertext` in MathJax

MathJax, at least as used on MO, recognises many multi-line environments, like {multline}, {align}, and ...
  • 9,057
3 votes
2 answers
106 views

MathJax equivalent of `<strike></strike>`

I recently tried to edit an old question x-th moment method that had got bumped to the front page for other reasons. The post had an equation that was meant to be, and maybe at one point was, struck ...
  • 9,057
5 votes
1 answer
190 views

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....
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8 votes
0 answers
104 views

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 ...
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2 votes
0 answers
60 views

Badges appear to have disappeared [duplicate]

It looks like badges are no longer showing on users when browsing questions/answers: The badges appear while the pages loads, but as soon as the mathjax fully loads, they disappear. Checking other SE ...
4 votes
0 answers
66 views

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 ...
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2 votes
0 answers
95 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 <...
  • 9,057
2 votes
0 answers
341 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 ...
5 votes
0 answers
140 views

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 ...
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2 votes
2 answers
116 views

No MathJax line wrapping in Firefox

Example: Chrome, for comparison: Happens on Windows 10, both browsers are up to date. Should I use the bug tag? Does anybody else encounter this? Can it be something on my side? After the question ...
3 votes
0 answers
54 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: ...
  • 9,057
7 votes
2 answers
155 views

Previewed post does not match rendered post when MathJax uses *

In revision 2 of Number of permutations in $S_{a + b}$ with $\operatorname{maj}(\pi) = b$ and $\operatorname{maj}(\pi^{-1}) = b$, I edited an equation that had been manually given the label ...
  • 9,057
26 votes
4 answers
720 views

Which Latex / MathJax features do we need or want to have supported on the site?

As we've started discussing, Stack Exchange is planning to redo the editor for all questions and answers across all their sites. As articulated by Emilio Pisanty, these changes will have significant ...
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3 votes
1 answer
81 views

`\DeclareMathOperator` at the beginning of a comment disables some link parsing

In a comment of the form $\DeclareMathOperator\a{a}$Here's a [link](http://mathoverflow.net) and [another link](http://mathoverflow.net) $\a$, neither link is ...
  • 9,057
-8 votes
1 answer
167 views

Is it allowed to use images for pasting math formula?

Is it allowed to use images to paste math formula in mathoverflow.net ? I think this is high efficiency, and few people search math questions by LaTeX.
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5 votes
0 answers
81 views

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 ...
  • 9,057
0 votes
0 answers
61 views

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 ...
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4 votes
0 answers
173 views

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
97 views

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 ...
2 votes
0 answers
83 views

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 ...
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3 votes
0 answers
150 views

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 ...
  • 9,057
12 votes
1 answer
619 views

Problem with posts and comments relying on macros defined elsewhere

MathJax supports possibility do define macros. (Using \newcommand, \DeclareMathOperator, \def...
2 votes
2 answers
676 views

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 ...
14 votes
3 answers
946 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 ...
0 votes
1 answer
107 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:
  • 101
3 votes
1 answer
223 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 ...
6 votes
1 answer
1k 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 ...
10 votes
2 answers
4k 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 ...
1 vote
1 answer
104 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 ...
1 vote
0 answers
66 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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6 votes
2 answers
521 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 ...
  • 9,057
3 votes
1 answer
132 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 ...
18 votes
2 answers
601 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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6 votes
2 answers
576 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, ...
  • 9,057
9 votes
0 answers
281 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 ...
2 votes
1 answer
138 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 ...
3 votes
1 answer
301 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, ...
7 votes
0 answers
231 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 ...
14 votes
1 answer
600 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 ...
6 votes
2 answers
2k 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 ...
14 votes
1 answer
571 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 ...
1 vote
0 answers
175 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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