27
votes

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

I agree that text formatting should be accomplished with Markdown if at all possible. Since Markdown is used across Stack Exchange, there will generally be better support for proper rendering across ...

- 28.2k

18
votes

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

Need:
Most importantly, a true preview which shows me exactly what I have written and which I can look at without affecting my LaTeX.
Support for at least the symbols in standard LaTeX and amssymb (...

- 144k

17
votes

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

This is not an answer expressing a preference, but one giving some resources for people to consider.
Intmath.com made a Speed Comparison Test between KaTeX and MathJax. MathOverflow is currently ...

- 33.2k

15
votes

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

I want to see how may people also have this problem or if I am the only one, so let me conduct a basic poll.
$\bullet$ If you have the problem where typing a long answer with plenty of mathematics ...

- 25.1k

13
votes

Accepted

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

MathJax supports manual numbering using $$\tag{…}$$, as below:
$$\tag{1}\label{grz}\Box(\Box(p\to\Box p)\to p)\to p$$
$$\tag{1}\...

- 41.1k

12
votes

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

I understand the sentiment to have this blacklist, but I don't think it's really important for MathOverflow to have it. Very few questions have ever had $$ in their ...

- 676

12
votes

Accepted

### Is it possible to see the source for a comment?

One approach would be to use the MathJax contextual menu to select the "Plain Source" renderer, which will show the TeX commands rather than typeset expressions. That means you would not ...

- 101

11
votes

Accepted

### Braces don't render in preview

This had to do with the citation helper script - mostly with how I implemented the integration with the editor.
The fix is being deployed right now.

- 101

10
votes

Accepted

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

MathJax in chat
You can find some information on MathJax in chat in the following posts from Mathematics meta:
Should chat have TeX support? You can find in an answer a bookmarklet which you can ...

- 4,580

10
votes

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

My apologies if this should be a comment rather than answer, but robjohn has a website with some very handy bookmarks to deal with these issues. Obviously it would be preferable if a bookmark bar ...

- 101

9
votes

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

This site uses MathJax - which is a library which for displaying mathematics in web browsers. The syntax is basically LaTeX, so if you are already familiar with TeX or LaTeX you should be fine. (It is ...

Community wiki

8
votes

Accepted

### Repeated TeXifying of question titles

The user has been contacted by a moderator. Please advise if the behavior persists.

Todd TrimbleMod

- 51.3k

8
votes

### Formatting problem

This had to do with the citation helper script - mostly with how I implemented the integration with the editor.
The fix is being deployed right now.

- 101

8
votes

Accepted

### `\intertext` in MathJax

No, MathJax doesn't have an implementation \intertext, as MathJax's internal format is MathML and there is no natural way to accomplish it within the MathML that ...

- 101

8
votes

Accepted

### `\eqref` across posts

Originally posted as a comment - expanding to an answer, following the request from the OP in a comment.
After a recent edit, the post renders correctly with ...

- 4,580

7
votes

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

MathJax v2.6 was released on Dec 30, close to the OP. These updates can lead to errors if a browser cache contains a mix of MathJax components with different versions. In that case, clearing the ...

7
votes

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

I think the question is too emotionally laden to present the problem correctly. To me it is like "All the preprints use Knuth's computer modern font. How dare we change that?". The use of the word '...

- 12.8k

7
votes

Accepted

### What is a supported use of \hfill?

MathJax doesn't have the idea of stretchable glue that TeX uses to implement \hfill, so it can only be used in limited situations in MathJax, namely at the ...

- 101

6
votes

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

Here is one possible way to draw your diagram.
The AMScd package doesn't seem to support longer arrows, so 7 has to make quite an detour.
$\require{AMScd}$
\begin{CD}
7 @= 7 @= 7 @= 7\\
@| @. @. @...

- 7,693

6
votes

### FAQ on typesetting of formulae hard to find

One could make the argument that someone unfamiliar with LaTeX probably won't have the requisite background to contribute meaningfully in this site. Granted, there are some peculiarities with MathJax.
...

- 676

6
votes

Accepted

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

Like this:
$\begin{eqnarray*} & 682 \\ -&426 \\ \hline \end{eqnarray*}$
$\begin{eqnarray*} & 682 \\ -&426 \\ \hline \end{eqnarray*}$
For general $...

- 24.1k

6
votes

Accepted

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

This is a community wiki answer made explicitly for testing.
$$\require{AMScd}\begin{CD}
A \\
@VVV \\
B
\end{CD}$$
$$\require{AMScd}\begin{CD}
A \\
@VVV \\
B
\...

Community wiki

6
votes

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

Added in 2022. The website mentioned below does not work now - so this is no longer an option. (It seems that it has been down for some time. And the corresponding GitHub repository seems to be ...

- 4,580

6
votes

Accepted

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

Yes, there is \require{cancel}\cancel{1+1=2}$$\require{cancel}\cancel{1+1=2}$$ and ...

- 313

6
votes

Accepted

### Double overline renders poorly, except in MathML

StackExchange hasn't upgraded the version of MathJax that they are using in quite some time. They are using v2.7.5, which is more than 4 years old. The current version is 3.2.2, which handles the ...

- 101

5
votes

### The math! It's overflowing!

The problem is caused by the fact that if a comment contains many consecutive characters without a space, the Stack Exchange software inserts invisible unicode character (\unicode{x200C}\unicode{...

- 4,580

5
votes

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

To the best of my knowledge the only type of commutative diagrams supported by MathJax is AMSCd.
Some info on commutative diagrams can be also found here: How to draw a commutative diagram? There is ...

- 4,580

Only top scored, non community-wiki answers of a minimum length are eligible

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