For questions about MathJax, which is used to write mathematics on this site. (It uses basically LaTeX syntax.)

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1answer
59 views

Is there a command in MathJax to make therefore symbol?

Can anyone please tell me if there is a command in Mathjax to make three dots in such that they resemble vertices of a triangle, Basically a $therefore$ symbol. Usually I refer to this site if i need ...
0
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0answers
26 views

Adding equation number in MatJax [duplicate]

Is it possible to assign numbers to math equations as we do in routine Tex format ? I feel quite awkward when I have to refer certain equation in my question, it could be quite useful if there there ...
2
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0answers
63 views

Slanted fractions in MathJax

Are slanted fractions supported in MathJax? None of the tricks shown here appear to work.
6
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1answer
213 views

MathJax and iddots / udots or reflectbox

I wanted to actually sketch a matrix and needed the flipped version of $\ \ddots\ $, but I can't find a way to do it. Tried reflectbox iddots udots and all the crazy stuff you find somewhere at TSE. ...
0
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1answer
60 views

Why are (most) spaces eliminated in \mathrm formatting? [duplicate]

Why does this: $\mathrm{The quick, brown fox jumped over the lazy dog.}$ result in this: $\mathrm{The quick, brown fox jumped over the lazy dog.}$ Note ...
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0answers
144 views

Disable display math in comments

It's possible to (ab)use MathJax display math in comments to make them look like full posts: (Screenshot courtesy of Patrick Hofman, from this meta.SE thread.) It turns out that it would be ...
1
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1answer
104 views

How to do a underbracket with Mathjax?

This is the formula that shall be achieved: The code from TeX: ...
4
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2answers
98 views

TeX equations not rendering the not-equal symbol correctly

My answer uses \neq but it doesn't work. I tried other ways but it didn't help. Am I doing something wrong or is it a bug, i.e. does it work in questions and in ...
2
votes
1answer
156 views

“Math Processing Errors” on empty \overset and differences between preview and answer

This answer revision has an expression which displayed correctly in a prior Mathjax version, and also displays correctly in the edit window, but displays as [Math Processing Error] in the answer. ...
8
votes
1answer
122 views

Is it possible to edit bounty messages?

The reason I ask is because I have a bounty question which is completely ruined as the sidebar covers the question. This has happened because of an error in the $\LaTeX$ in the bounty message which ...
4
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1answer
57 views

MathJax formulas appearing twice

I am having a similar problem as in this previous post. Just recently, ALL MathJax formulas started appearing twice in my browser. However, unlike in the linked post, it happens every time I load ...
3
votes
0answers
91 views

Doubled MathJax (including in Google search)

I noticed in the past year or so that there was a change in the MathJax that results in every MathJax equation being doubled, one being an image and one being a text-based rendering. Usually one of ...
1
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1answer
30 views

Multiline hidden text with align environment [duplicate]

Is there a way to use >! for hidden lines with the \begin{align*} ... \end{align*} environment? I can't seem to get it to ...
1
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0answers
56 views

MathJaX spacing in Safari (OS X)

Since MathJaX got updated on MSE, I experience a lot of trouble with the spacing following formulae.See for example the spacing following $\dot C$ in the following picture. The period following ...
17
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1answer
224 views

MathJax broken in “Related” section

The MathJax/LaTeX rendering seems to be broken for question titles in the "Related" section. Example from Show that 1 + $\lambda$ is an eigenvalue of $I + A$: (Observed with Safari and Chrome on ...
4
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1answer
164 views

How can I draw a tree like this?

I want to draw the following tree in a question. But, I don't want to upload a picture. Can anyone tell me how to do it using MathJax?
26
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1answer
592 views

MathJax editing updates beta

There have been a lot of complaints and bug reports about the state of the $ MathJax $ editing experience all around SE lately. We've heard you, and with a lot of help from the kind folks from $ ...
20
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0answers
249 views

MathJax editing preview improvements userscript

There have been a number of issues recently with how MathJax interacts with the editing preview code: MathJax preview bug MathJax not rendering in previews Problems with losing MathJax formatting ...
4
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1answer
120 views

Where can I find help to typeset mathematics (from the editing help page)?

I found once an instruction how to typeset mathematics on this site, now I came back to ask a question and could not remember it. Thus I pressed the ? button, to ...
0
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0answers
24 views

How do i get the mod function from the Mathjax [duplicate]

How do I get the mod function from the Mathjax I am unable to get the mod function from the Mathjax tutorial please help thanks in advance .
2
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0answers
66 views

$\tilde S$ is not always getting correctly rendered.

When I wrote $\tilde S$ in an answer it was rendered correctly, but when I wrote the same in a comment, it looked like just an $S$ with a horizontal bar over it, as if I had written $\bar S$. And ...
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0answers
55 views

Can I use “pure” Greek letters in MathJax? [duplicate]

By pure Greek letters I meant \int_γ f(ζ)\,dζ instead of \int_\gamma f(\zeta)\,d\zeta Visually they are almost identical. ...
6
votes
2answers
193 views

Is it possible to put a system of equations parallel to the matrix?

$4T_1-T_2 - T_4 = 30$ $-T_1+4T_2 -T_3 = 60$ $-T_2 + 4T_3 + T_4 = 70$ $-T_1 + T_3 + 4T_4 = 40$ Is it possible to put the above system of equations parallel to right side of the below matrix? $ ...
1
vote
1answer
56 views

How to type log functions to a specific base using the math exchange [duplicate]

Say, I want to type log3 to the base 30, which LaTeX command should I use for it?
1
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1answer
37 views

Hover (question preview) box doesn't support TeX

On my setup it appears as though the limited preview rectangle, which shows as a pop-up when the mouse hovers above a question and contains a text excerpt of the question's main text, doesn't support ...
0
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0answers
74 views

Software causes incorrect placement of punctuation [duplicate]

"weights proportional to $a_1$ and $a_2$" means the weights are $ca_1$ and $ca_2$ In this expression, $a_1$ and $a_2$ are in MathJax (as are $ca_1$ and $ca_2$). What happens is that if this ...
2
votes
0answers
35 views

Problem with the Mathjax loading in previews?

I've been editing for a while today and yesterday and I've noticed that Mathjax isn't loading quite right. It loads but it's ridiculously slow. Nothing has changed on my end with either OS or browser. ...
7
votes
2answers
103 views

Cumulative misalignment in fractions in comments

In this comment, the fraction $\frac{(2n+2)!}{(n+1)!}$ is misaligned. I repeated the same input in a second comment underneath the first, and the alignment gets even worse there. Here's a screenshot ...
3
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1answer
73 views

Unable to use bmatrix

I can create a matrix in parentheses: $$\pmatrix{5 & 6 \\ 5 & 6}$$ but not in square brackets I can create a matrix in parentheses: $$\bmatrix{5 & 6 \\ 5 & 6}$$ Why is ...
2
votes
1answer
98 views

How to change the default MathJax renderer on Math.SE?

It's easy enough to right-click a formula and change it to something else like "Common HTML", but as soon as I reload it reverts back to "HTML-CSS"... how do I change the default renderer?
2
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1answer
38 views

Problem with printing of cases statement on overview

I just noticed that this question has some printing issues on the overview page that has to do with a \begin{cases} statement.
36
votes
1answer
999 views

θ vs. $\theta$ - What is preferred? Unicode or MathJax?

In the edit queue, I've seen some improvements of non-MathJax code into MathJax. However, some Unicode characters were untouched and they were actually displaying fine. Are there downsides in using ...
2
votes
0answers
58 views

Keep getting garbled text when there's Latex

Chrome on Macbook Pro 10.11.3. Getting this often. One time it went away with a refresh, it usually doesn't:
2
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0answers
70 views

Why can't I see any mathematical text/latex?

I've used and browsed through this site for the last couple of years. I recently asked a question and when it posted, any latex I used won't show up to me. It also won't show on any other questions on ...
2
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0answers
54 views

How to draw a diamond shaped commutative diagram using MathJax? [duplicate]

I have seen the answer to this question. However there it only shows how to draw square shaped commutative diagrams. Can someone tell me how to draw a diamond shaped one? That is how can I draw one ...
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1answer
95 views

How to left-adjust display-mode MathJax. Or is it not feasible?

Is there a way to align MathJax display-mode expressions on the left margin?
3
votes
0answers
105 views

Draw circles on mathjax

How can I draw a small circle in mathjax? I know that I can do it with \bullet that gives: $\bullet$ but I want it more big, can I do that? I tried ...
21
votes
0answers
408 views

MathJax not rendering in previews

As of today, when I type an answer, things in MathJax don't get rendered in the preview. What's going on?
5
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0answers
147 views

Problems with losing MathJax formatting previews while creating question or answer

I've tried searching the site, but couldn't find anything that answers my question. Whenever I'm creating a new question or answer and I'm taking a while to type it all out since I'm still learning ...
5
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0answers
94 views

Line breaking in MathJax (Common-HTML)

This is sort of a reopening of the bug reported by Najib Idrissi here. The Common-HTML render does not break lines. Compare this to the HTML-CSS output of the same code. You could imagine how ...
2
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0answers
54 views

$\LaTeX$ in Comments Not Displayed on First Page Load [duplicate]

Over the last month or so, I've noticed that the $\LaTeX$ in the comments section is, more often than not, not displayed at all on the first page load $($i.e., it is completely missing, as opposed to ...
1
vote
1answer
95 views

Why do we need \dots in mathjax?

Why do we need \dots in mathjax? it is quicker and easier to write ... both of them are doing the same: ...
2
votes
1answer
82 views

Is there a sandbox where I can practice MathJax?

I'm looking for a sandbox to practice MathJax because when I write too long the MathJax doesn't appear in preview. So I need a sandbox where I can post texts and keep editing it without bothering ...
7
votes
1answer
133 views

Why in some comments there are white gaps (or blank spaces)?

I was wondering why in some comments there are white gaps (or blank spaces)? My browser is Firefox version 43.0.4 (Ubuntu OS). For example from question Show that $d(x,y)$ in a metric on $X$. I get ...
1
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0answers
105 views

MathJax rendering bug: wrong interaction between “\tfrac” or “\frac” and “\left[ … \right]”

The code \left[ \dfrac 1 2 \right] displays correctly inline as $\left[ \dfrac 1 2 \right]$ and correctly in display mode as $$\left[ \dfrac 1 2 \right] .$$ The ...
-4
votes
1answer
60 views

How to distribute lengthy text in a table

How can I make the first row of second column be like the following in the below table? "8-Bit Representation (ordinary 8-bit binary if nonnegative or 8-bit two's complement of absolute value ...
1
vote
0answers
63 views

The math symbols cannot be correctly displayed in titles and comments (in Stack Exchange Android App) [duplicate]

The question is as the title. More specifically, as a frequent mathematics stack exchange user, when I used my cell phone to check the stack exchange app, I feel very disappointed that the math ...
2
votes
0answers
43 views

Load latex in comments on mobile app? [duplicate]

I have the SE app on Android and latex loads great for questions and answers but never on comments. I figure someone would have mentioned it by now but it's been probably a year or two and I've ...
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votes
3answers
77 views

How to markup expression using sigma notation for sum in MathJax [duplicate]

I have had trouble trying to express a sigma sum formula. Please do not think I have been lazy, I have been lazy, it is just I have up attempting to work it out after over 2 hours (when my actual ...
1
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1answer
181 views

LaTeX symbols for “therefore” and “suchthat”

I was wondering about the use of latex symbols \implies ($\implies$) and \therefore ($\therefore$). From the naming, I think \therefore and \implies are redundant, but I can't find a symbol for ...