Questions tagged [mathjax]

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

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26 views

Equations not shown, as if there is a problem with Mathjax

Today, I wrote an answer to this question. After posting the answer, it looks like this: As you can see, the equations $ ( 1 ) $ and $ ( 2 ) $ are not shown properly, while equation $ ( 0 ) $ is. The ...
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0answers
41 views

Can you copy MathJax Tex source from rendered MathJax object when showMathMenu is set to false? [closed]

I am trying to get the latex source of some equations on a web page for which the showMathMenu MathJax option is set to false. When I select a rendered MathJax equation, copy it, and then paste it, ...
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0answers
74 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: ...
-4
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0answers
129 views

Should special editing tips and Sandbox Links be added to the MathJax Help page?

Addendum-1 added as response to some of the comments. Should the following information be added to the MathJax Help page? Start of Information Here are some miscellaneous resources/shortcuts for ...
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1answer
104 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 ...
3
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1answer
74 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.
0
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1answer
56 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
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3answers
112 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
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2answers
93 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, ...
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0answers
45 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 ...
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4answers
705 views

How to properly align a fitch style proof on Math Exchange?

Is it possible to align a fitch style proof? When I say align, I mean instead of: $$ 1: \forall x [P(x)] \rightarrow Q \quad \text{Premise} \\ 2: | \lnot \exists x[P(x) \rightarrow Q] \quad \text{...
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0answers
60 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
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1answer
72 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 ...
2
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0answers
73 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
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0answers
81 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
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1answer
92 views

Mathematical symbols in Mathematica and Stack Exchange

How may I transfer mathematical text (with symbols, etc.) from Wolfram Mathematica into Stack Exchange?
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2answers
258 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 $AA_1$, $BB_1$,...
15
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2answers
553 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 ...
2
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0answers
58 views

MathJax not rendering and only showing the latex code

it is very old problem and here is a screenshot of the problem
0
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1answer
70 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
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0answers
65 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 ...
6
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2answers
318 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 ...
5
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1answer
112 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
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1answer
106 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
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1answer
190 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
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1answer
170 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 ...
4
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2answers
87 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 ...
1
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1answer
69 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
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1answer
102 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
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1answer
152 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 ...
3
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2answers
129 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
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1answer
62 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....
1
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1answer
104 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 ...
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2answers
239 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 ...
4
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3answers
210 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
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2answers
83 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? $$\lambda_{A}\left(\bigcup\limits_{i=s}^{t} S_i\right)$$
4
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1answer
112 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 ...
0
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3answers
82 views

Chevron in MathJax

How do I write a chevron/circum (^) in MathJax? A backslash doesn't work as an escape character. (Specific context: using x^y to mean XOR as in $x\oplus y$. It's not my choice of notation so don't ...
3
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2answers
158 views

How do I label the rows/columns of a matrix in MathJax?

$$ \qquad \quad \ \ 1 \ \ \ \ 2 \ \ \ \ \ 3 \ \ \ \ 4 \ \ \ \ 5 \ \ \ \ \ \\ A = \begin{bmatrix} h & e & l & l & o \\ m & s & e & * & * \\ m & e & t & a &...
1
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0answers
47 views

Latex not rendering regardless of browser

As the title says the math formatting doesn't show regardless of the browser or device I'm using. However changing the network with Vpn or mobile network solves the problem for some browsers so I the ...
0
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1answer
128 views

How to write h-bar (Planck constant divided by 2 $\pi$) using MathJax?

In this question I wrote $$|\mathbf{k_{scat}}| = \frac{2 \pi}{h} \sqrt{2 m_e e V}$$ where $h$ is the Planck constant. In physics we have h-bar which is $h/ 2 \pi$ but I don't know how to add h-...
0
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1answer
68 views

How to put two functions in one brace?

This is what I want. Can you please help me?
1
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0answers
41 views

alignment is not working.

I tried like this. \begin{align} y_{p} &= $\ \frac{1}{D^2+D} (8cos2x-4sinx)\\$ &= $\ \frac{1}{D^2+D} 8cos2x$ -$\ \frac{1}{D^2+D} 4sinx\\ $ &= $\ 8\frac{1}{-4+D}cos2x$ - $\ 4\...
1
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1answer
57 views

How to write 'x is not converging to 0'?

To write 'x converges to 0' I can use x\to 0 that produces $x\to 0$. But how do I write "x does not converge to 0'? I need to strike out $\to$. Well cancel package ...
3
votes
1answer
127 views

Does MathJax really not recognize cosec?

I tried to get the trig function cosec in MathJax, but it comes out as $\cosec$. In contrast, it works perfectly well for sec: $\sec$. Of course, one can always use \operatorname{cosec} as a ...
5
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0answers
78 views

LaTex underbrace not displaying correctly

For some reason, this is what I'm seeing whenever an underbrace is supposed to be displayed on a post on this website: It looks like some sort of cropped out icon. It's weird because it doesn't ...
0
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1answer
101 views

spurious slash causes \, to be misinterpreted

Note: In the submitted version of the question, the comma is no longer being displayed – but when I edit the question, it’s displayed again in the preview. I encountered a strange bug (at least ...
1
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0answers
74 views

How do you type Mathjax faster?

I am notorious for asking questions, but I would like to increase my answers rapport. I find it mainly that sometimes the questions on my level of math are taken up by higher math users who can type ...
3
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0answers
64 views

MathJax: Bottom entries in a matrix cut off

Has there been any sort of MathJax update? In this answer I see the denominators in the bottom two entries of this matrix are partially cut off. I do not remember seeing this behavior before. I just ...
2
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0answers
45 views

What do you do when, in editing with MathJax, what you see in the preview is OK but the result is all messed up?

I tried to edit this answer. When the preview looked OK, I saved the edit, but the actual outcome was a mess. I tried various workarounds, but each time the result, despite a good preview, was worse ...

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