Questions tagged [mathjax]
For questions about MathJax, which is used to write mathematics on Stack Exchange sites.
885
questions
6
votes
1answer
188 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. ...
5
votes
1answer
168 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 ...
5
votes
2answers
81 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
vote
1answer
63 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
97 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
100 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
votes
2answers
113 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 ...
2
votes
1answer
60 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
vote
1answer
98 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 ...
-11
votes
2answers
235 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 ...
5
votes
3answers
171 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 ...
4
votes
2answers
80 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?
$$\lambda_{A}\left(\bigcup\limits_{i=s}^{t} S_i\right)$$
5
votes
1answer
105 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
votes
3answers
81 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 ...
4
votes
2answers
155 views
How do I label the rows/columns of a matrix in MathJax?
$$
\qquad \quad \ \ 1 \ \ \ \ 2 \ \ \ \ \ 3 \ \ \ \ 4 \ \ \ \ 5 \ \ \ \ \ \\
A = \begin{bmatrix}
h & e & l & l & o \\
m & s & e & * & * \\
m & e & t & a &...
1
vote
0answers
47 views
Latex not rendering regardless of browser
As the title says the math formatting doesn't show regardless of the browser or device I'm using. However changing the network with Vpn or mobile network solves the problem for some browsers so I the ...
1
vote
1answer
103 views
How to write h-bar (Planck constant divided by 2 $\pi$) using MathJax?
In this question I wrote
$$|\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-...
1
vote
1answer
67 views
1
vote
0answers
40 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
vote
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 ...
2
votes
1answer
116 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 ...
6
votes
0answers
76 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 ...
1
vote
1answer
99 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 ...
2
votes
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 ...
4
votes
0answers
54 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 ...
3
votes
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 ...
1
vote
1answer
66 views
Text within curly braces (mathjax).
Hi: I was defining a set with curly braces and put some words in between. For instance: {f: for all x, f < x}. If I enclose all between dollar signs (ds) the text will be poorly legible. Let's ...
9
votes
2answers
324 views
Mathematical Alphanumerical capital I symbol
I'm looking to type this
that I saw in a pdf document. However, when I google the mathematical alphanumerical symbols on Wikipedia, it has symbol styles for other letters, but I seems to be reserved....
-4
votes
1answer
59 views
How to write appropriate numbers in non of math, physics and chemistry sites in stackexchange? [closed]
in my question in my ell.stackexchange account, I want that look like user$20445$ instead of user20445.
How can I do this? I am not comfortable with these inappropriate numbers.
0
votes
0answers
58 views
Why the definitions of $P(n)$ and $C(n)$ go over the usual borders of the question-box and how to fix this issue?
When you observe this question: Primitive Pythagorean triples and the limit of two counting functions, is this limit equal to $0$ or not? you´ll understand what issues I am asking about how to fix.
...
0
votes
1answer
75 views
How do I re-enable MathJax after turning it off?
I accidentally turned off MathJax on a comment so I could see the LaTex source, and I don't know how to turn it back on again. I turned it off by right clicking in my browser, but now when I right ...
13
votes
3answers
405 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 ...
12
votes
1answer
506 views
Are there any tools to automatically correct math formulas?
I am a person who prefer standard formula, so I often edit the formula to make it look better. But I find most of the mistakes or malformedTeX writing have repeated pattern. For example: ...
14
votes
1answer
375 views
Is there some way to include some default text quickly in a post?
Question. Is there something which would make possible to quickly include predefined text in a new post I start writing. (For example, some bookmarklet for this - with a bookmarklet, one click could ...
3
votes
1answer
166 views
Mathjax format for combinatorials
Could someone direct me to a source that explains how to format combinatorial expressions, eg rCn in Mathjax?
Like.
n
r
thanks
ralph
22
votes
1answer
340 views
What tools can be used to extract MathJax/LaTeX from scanned input?
Some users post question (and sometimes also answers) which contain text and formulas as images. Often some other users help with retyping the questions into properly formatted text and MathJax ...
4
votes
1answer
112 views
Period in a wrong position when Mathjax is viewed on iPhone
Consider Explicit upper bound on the number of irreflexive binary relations on {1,…,𝑛} up to isomorphism
In the last sentence, after the last aSb, I see a period when viewed on the standard ...
4
votes
2answers
278 views
Typesetting variants of sum and integral signs in MathJax
Is there any way to enforce the lower and upper limits of integrals and sums to appear below and above the respective signs in MathJax (cf e.g. the German variant described here: https://en.wikipedia....
2
votes
2answers
62 views
Bracketed values with Mathjax
I would like to be able to produce something like this with Mathjax:
i.e. two values bracketed together, one value on its own in the middle and two more values bracketed together.
Does anyone know ...
2
votes
1answer
164 views
Request for Hyperbolic $ \sech \,x $ inclusion in MathJax
MathJax does not work for hyperbolic $ \sech \,x$... Can it be now included? Thanks in advance.
EDIT1:
From user1729's comment suggestion, they work okay:
$$\operatorname{sech}(x) $$
$$ \...
-4
votes
2answers
54 views
Write mathjax and text in the same line
This is not duplicated.
I know how to use the $ sign, but I want to write long equations and words after in the same line and I don't know how.
For example if I write:
$2=1+1=2(0.5+0.5)=\sum_{n=1}^...
4
votes
0answers
97 views
Escaped braces do not render in post preview
I am having troubles in mathjax escaping braces with backslash while on math stack exchange using firefox version 72.0.1. Although it the escaped braces render when the question is posted, they do not ...
3
votes
0answers
1k views
Mathpix Snip Tool: Automatic $\rm\LaTeX$ code generation from typed or handwritten math! [closed]
The Mathpix Snip tool is quite impressive. I recommend you check it out! It could save you a lot of effort in trying to write $\rm\LaTeX$ code.
Here is an example at work. Original image:
First ...
-1
votes
1answer
88 views
Mathjax: how to ignore certain commands? [closed]
I'm writing a document in emac's org-mode, which exports both to Latex and to HTML. For the HTML portion, it uses Mathjax.
Now, ...
5
votes
1answer
64 views
How to define string remap in MathJax
For example if there is a lot of $R^2$ and $C^2$ in a post, how to map the plain text R2 to $R^2$ only in this post like:
...
3
votes
0answers
73 views
Improved wrong comments written with MathJaX? [duplicate]
Sometimes I see that some comments are written with command or syntax errors.
In fact they are displayed in red (for example $\gama$ instead of \gamma ($\gamma$)) ...
3
votes
2answers
243 views
Is there any problem in my MathJax syntax?
Is there any MathJax error in my MathJax syntax?
Example: ...
13
votes
1answer
522 views
How can I write roman numbers in MathJax?
I need to write roman numbers in MathJax. I've tried almost every way. But, then I decided to copy the symbol itself. But it looks very ugly.
For example,
$$\displaystyle \mathcal {D}^{{\left(II \...
3
votes
0answers
36 views
$\rm\LaTeX$ Preview While Editing Tag Wikis from Chromium-Based Browsers
I've edited a few tag wikis, and I have found that the $\rm\LaTeX$ preview is quite spotty in Chromium-based browsers such as Chrome and Vivaldi. Most of the time, the equations in the tag wiki don't ...
3
votes
0answers
47 views
MathJax not working on Mobile application
On Stack Exchange Mobile Application, MathJax is not working.
As we see here, MathJax is shown as pure text.
Since that the article renders the MathJax properly, the mobile application has the ...
