26 questions linked to/from Formatting Sandbox
1.1m views

MathJax basic tutorial and quick reference

(Deutsch: MathJax: LaTeX Basic Tutorial und Referenz) To see how any formula was written in any question or answer, including this one, right-click on the expression it and choose "Show Math As &...
496 views

\varnothing does not work

I created a question with \varnothing to denote empty set. In the preview it played nice, but on the question page \varnothing was replaced with \emptyset for some mysterious reason. Why \varnothing ...
136 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). ...
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 ...
3k views

The scope of \newcommand is the entire page

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 $(3)$. ...
394 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 ...
97 views

Is there a way to practice Tex in Main without publishing my wastebasket?

I would like to learn the mathematics scripting protocol (Tex, or whatever). In support of that I would like to be able to do some practice with it in the exact environment it will be used, but I don’...
864 views

Are picture environments not allowed in MathJax?

In a WordPress blog post of mine I used the following LaTeX code: ...