Questions tagged [mathjax]

For questions about MathJax, which is used to write mathematics on Stack Exchange sites.

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26
votes
3answers
3k views

How do I insert a table when asking a question?

I'm having a hard time to insert a table here when I'm asking a question. Any help would be appreciated. Also, is there any, not too expensive, math programs that allow me to enter math terms and ...
1
vote
1answer
83 views

How to let MathJax only apply bold to characters?

Correct but too many \mathbf: $$\mathbf X^*_{lm}\mathbf\cdot\mathbf E(\mathbf x)\tag1$$ One \mathbf but incorrect: $$\mathbf{ X^*...
2
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0answers
83 views

Chrome does not render Latex at all

I'm working on an older laptop with Windows 7. It does not render any latex equations on websites like Math Stack Exchange. I opened the source for a page in it. It shows the following errors: In ...
1
vote
0answers
40 views

Ordering of sub and superscripts [duplicate]

I would like to write this expression: However, I am only able to produce: $$\nabla_cR_{abc}^e$$ this is with: \nabla_cR_{abc}^e How can I write sub and ...
1
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0answers
83 views

Formatting bug on main site and probably all MathJax enabled sites.

The bug is about the >! spoiler maker. Consider these screenshots (Click to maximise): Here is the code to recreate the bug: ...
7
votes
3answers
2k views

How to view LaTeX source of equations?

How do you view the source of a question, to see how the LaTeX was specified as markup?
-1
votes
1answer
112 views

How can I create a specific math expression on mathSE [duplicate]

This meta-query discusses the following question: Q1: How can I create a specific mathematical expression in a mathSE query? Edit Insert Much of the information that a user would want is contained in ...
4
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1answer
103 views

Mobile phone Latex/MathJax not showing in..

Is there a way to see full symbols in Titles and Comments using equations and expressions? Thanks.
1
vote
1answer
57 views

Inserting math, brackets etc [duplicate]

I'm kinda new here. May I know how I can insert math here? For example, matrices and the Greek alphabet? Sorry if it's a stupid question, I'm honestly clueless.
3
votes
3answers
132 views

How to put 2x2 matrices in the denominator and numerator using MathJax?

Answer(s) to Reciprocal vectors of a two dimensional lattice without borrowing from the third dimension suggest a way forward in figuring out how to divide 2x2 matrices in a straightforward way. In ...
2
votes
2answers
367 views

How to write roots other than square roots in MathJax?

I can't find how to write roots other than square root using MathJax. There doesn't seem to be anything about it on the legendary MathJax basic tutorial and quick reference These are my best attempts, ...
-4
votes
2answers
652 views

$\rm\LaTeX$ shortcuts

Do we want to add shortcuts for common $\rm\LaTeX$ commands? Examples: \ra, \la, \Ra etc. ...
3
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0answers
49 views

Could we have predefined macros for naturals, integers, reals, and the like? [duplicate]

Request in title. Could we have site-wide predefined $\LaTeX$ macros \N, \Z, \Q and ...
9
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0answers
96 views

Saving Mathjax generated SVG

This concerns rendering SVG in Mathjax via the context menu "Math Settings" -> "Math Renderer" -> "SVG". This works fine in the browser but I'd like to save a .svg ...
4
votes
1answer
79 views

In MathJax, how can one write a double underscript on a displayed summation sign?

Typically, summation is over some range, such as $k=1,...,n$, which might be written $$\sum_{k=1}^nx_k\quad\text{or}\quad\sum_{k=1,...,n}x_k.$$But suppose that the range is restricted by a further ...
3
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0answers
80 views

Embedding tikzcd diagrams

I know some tags are not supported, and some of them will likely never be (I have the <table> tag in mind). However, it is sometimes useful to embbed ...
4
votes
0answers
85 views

Erroneous MathJax rendering

Look at the words "I am not sure" in the editing window and in the preview in this image. In the editing window they come after the expression that is shown following them on the next line ...
2
votes
1answer
101 views

Mathematical symbols in Mathematica and Stack Exchange

How may I transfer mathematical text (with symbols, etc.) from Wolfram Mathematica into Stack Exchange?
15
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2answers
597 views

Can I make this little table of diagrams better than ASCII graphics?

In my question How can one recognize when two Coxeter diagrams represent the same uniform polytope?, I have a simple table into which I want to put three little Coxeter diagrams. Here are the three ...
-5
votes
2answers
271 views

When a very short subject line is too long

Showing $\frac{|\overrightarrow{A_1B}|}{|\overrightarrow{A_1C}|}\frac{|\overrightarrow{B_1C}|}{|\overrightarrow{B_1A}|}\frac{|\overrightarrow{C_1A}|}{|\overrightarrow{C_1B}|}=1$ implies $AA_1$, $BB_1$,...
8
votes
1answer
979 views

MathJax not working, Firefox 36.0.4

As the screenshot shows, my MathJax is not rendering and there's no word from the console (other than a bunch of probably-irrelevant CSS errors I didn't show). I restarted with add-ons disabled and ...
19
votes
2answers
5k views

How can I put a table here?

For example \begin{tabular}{|c|c|c|c|} \hline 1& -1 & 1 & -1 \\ \hline & & &\\ \hline & & &\\ \hline & & &\\ \hline. \end{tabular} Does not work ...
2
votes
0answers
59 views

MathJax not rendering and only showing the latex code

it is very old problem and here is a screenshot of the problem
6
votes
2answers
342 views

Rendering MathJaX: cropped formulas

In my recent Question Limit without de l'Hôpital: $\lim _{x\to 0\color{red}{\boldsymbol -}}\left(1+x^3\right)^{\frac{1}{\left(x^2+1\right)^4-1}}$ there is a problem of visualization. I have ...
0
votes
1answer
72 views

Quicker command for fraktur letters than \mathfrak?

There is a shorthand way of writing letters in blackboard bold: instead of using \mathbb, we use \Bbb. This substantially sped up my time writing questions and answers on math.SE. In the course of ...
2
votes
0answers
68 views

problem with mathjax spacing in comments

In the last few months, I have noticed the following anomaly in the way that mathjax is being rendered in comments: Currently $\$ a\backslash, b\$ $ seems to be rendered as a,b. What is desired is ...
5
votes
1answer
134 views

There is a MathJax command for the GCD. What, if any, is the command for the LCM?

There is $\gcd(a,b)$, written as $\gcd(a,b)$. How I can write lcm(a,b), the command $\lcm(a,b)$ gives an error.
0
votes
1answer
107 views

Is using MathJax for questions required after having other users edit my questions already multiple times?

I am well aware that you do not necessarily have to write questions in MathJax if you are not fluent with this kind of language. However someone recently pointed out that I should really be learning ...
6
votes
2answers
1k views

Support for automatic equation numbering and labeling of equations

Mathjax supports automatic equation numbering: http://cdn.mathjax.org/mathjax/latest/test/sample-eqnum.html And equation references: http://cdn.mathjax.org/mathjax/latest/test/sample-eqrefs.html The ...
12
votes
1answer
892 views

Is it possible for me to rotate symbols and operations?

I wanted to rotate $\Box$ $45^\circ$ clockwise to make a diamond. At the time, I did not know there was a diamond command $\diamond$ and $\Diamond$ and $\diamondsuit$ and even things like $\not\...
6
votes
1answer
192 views

pre-viewing mobile answers

This meta-posting is intended to serve as a combination query + feature-request. I do not have a mobile device; I think that this posting needs input from users who do have a mobile device (e.g. ...
4
votes
1answer
175 views

The command \tilde messes up with subscripts.

Have you encountered a spacing problem with the command \tilde? To show what I mean, let's take a look at $\tilde{f}_{k}$ and $f_k$. Do you notice that the ...
6
votes
0answers
145 views

Faster copying of math formulas

I frequently copy math formulas in posts using Show Math as ▶ TeX commands. This requires control-click plus mouse movement plus command-A and command-C, a lot of ...
4
votes
2answers
89 views

Aligning own operator with limits in MathJax (bug or not?)

I want to create an own operator with limits which would be analogous to $$\sum_{i=1}^k\, \text{or}\, \prod_{i=1}^k$$ in the sense that the limits should be in the exact same position, but there ...
9
votes
3answers
264 views

How do you typeset Dynkin-like diagrams with MathJax?

I just posted a question where I typeset the $E_6$, $E_7$, and $E_8$ Dynkin diagrams using MathJax. It looks alright to me, by I'm worried the alignment will look off to users viewing the post with a ...
2
votes
1answer
76 views

Writing Math equations in MSE. [duplicate]

How do I write the mathematical equations in a question, here on stack exchange? When I try to write a question which involves equations, I get stuck as I don't know how to input those equations... ...
0
votes
1answer
263 views

Mathjax fonts ttf file download link needed [closed]

Long time ago, I was a regular attendee of math.stackexchange and then probably from the meta site, I found a web link (probably github link) to lots of mathjax fonts '.ttf' files for my pc. Those ...
0
votes
1answer
292 views

mathjax not rendering anywhere in firefox

Some days ago I just started to see dollar signs instead of any latex equation what should I do now I use a windows 7 pc and I have switched my browser many times and cleared cache none of them seemed ...
1
vote
1answer
216 views

Enabling TeX in an answer [duplicate]

I searched but didn't find basic information on enabling TeX in an answer. $...$ didn't seem to work.
-1
votes
2answers
277 views

Mathjax in Firefox 5

I am running the latest version of Mozilla firefox and there seems to be some problem: The math font appears dark. It's been happening for the past two days. Before it was working fine. Below is the ...
4
votes
3answers
310 views

How can I typeset blackboard bold numbers?

How can I typeset blackboard bold numbers? What I need is simply something like $\mathbb A$ (\mathbb{A}) but with A replaced ...
3
votes
2answers
146 views

How to type =|| = in MathJax?

I want to type the following symbol (for logical equivalence): Some editors have the command \DashvDash available, but SE's MathJax doesn't. Alternatively, the ...
1
vote
1answer
117 views

$\rm\LaTeX$ align code is not working properly.

Recently I had answered a question. I had used the $\rm\LaTeX$ command \begin{align}...\end{align} but the equations are not perfectly aligned. This is the code I ...
1
vote
1answer
69 views

Math numbers rendered as FaceTime phone number

In a recent answer of mine, I noticed that a chain of equations renders correctly on my laptop but incorrectly on iPad and iPhone. The iPad/iPhone treats a particular number as if it is a phone number....
-10
votes
2answers
241 views

Should we write every constant upright?

This post comes out because some of my edit was rejected. I honestly think we should use upright letter for specific mathematical constant. For example I think $\operatorname i$ is the immaginary ...
15
votes
4answers
973 views

How to deal with users consistently posting answers without LaTeX?

The title says it all, is there a way to get in contact which users who consistently post answers without using $\LaTeX$? I've come across a user who does that and (as I had some free time) edited ...
3
votes
2answers
86 views

How do I delete the spacing for the equation below?

How do I delete the spacing between $\lambda_{A}$ and the parenthesis in the equation below? $$\lambda_{A}\left(\bigcup\limits_{i=s}^{t} S_i\right)$$
3
votes
0answers
89 views

Title of linked question messed up when it includes MathJax

I've just flagged a question as duplicate ( it was already deleted) and the link to the original one appears broken - not the link itself but the title: If this helps, the source of the title of the ...
12
votes
3answers
489 views

How to best format the question mark that immediately follows an equation in a question sentence?

Searching for "punctuation after equation" didn't turn up anything here so I'll post this as a new question. This question (on a different site) in its entirety: I was wondering where does the ...
4
votes
1answer
116 views

How to remove space between rows in MathJax? (Clean checkerboard pattern?)

I'm trying to draw a checkerboard (chessboard) pattern, but there is a problem. Is it possible to draw it, such that there is no space at all, between rows and columns? Failed attempt one: (rows and ...

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