Questions tagged [mathjax]

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

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6
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0answers
116 views

Mathjax rendering incorrectly in edit preview.

Update: I later found that anything I edited on Main didn't render properly in Preview. On a whim, I de-activated the LocalCDN plugin I installed after seeing a-super-easy-way-to-speedup-mathjax-...
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1answer
122 views

Special commands for absolute value and norm

Normally in LaTeX I find it very annoying to read and edit paired delimiters such as \lvert x \rvert, so I would ...
17
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2answers
733 views

User keeps posting questions with posted images, instead of writing the question themself.

It seems that a certain user is in the habit of posting questions (often homework) by cutting and pasting images instead of taking the time to write it out explicitly in MathJax. With more than three ...
35
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0answers
449 views

A super easy way to speedup MathJax loading with LocalCDN add-on

I found a very neat way to speed up MathJax execution times. Typically whenever I start my browser I have to load up all of these MathJax resources from the Cloudflare CDN when I first visit math....
5
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3answers
395 views

Is there a way to enlarge the expressions in a piecewise function?

$$\text{No. palindromes} = \begin{cases} {n \div 2 \choose (n-k) \div 2, k \div 2}, & n = 2x, k = 2y \\[2ex] {\lfloor n \div 2 \rfloor\choose (n-1 -k) \div 2, k \div 2}, & n = 2x +1, k = 2y \\[...
1
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1answer
55 views

Trouble with the piecewise function - misplaced '&'

I can't understand how I did the piecewise function wrong, I think I've done it exactly like that before. How is the ampersand misplaced?
3
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0answers
104 views

Is there a chart corresponding every [Math.SE] LaTeX code to its Unicode character counterpart?

For example, between dollar-signs “\in” displays "$\in$" which is the inline representation of the ‘element-of’ symbol '∈' (which displays equivalently entered instead of its LaTex ASCII ...
4
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1answer
464 views

Why image cannot be used for explaining my maths problem?

I joined few days ago and have recently asked many questions. In most of these questions, I use image to make everyone understand it better. I prefer to use both MathJax as well as Image. But most of ...
6
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0answers
118 views

Some titles containing MathJax are shown incorrectly in review queues

I have noticed, several times already, that some titles containing MathJax are rendered incorrectly in review queues, i.e. across multiple rows. I can't remember for sure, but I expect this to also ...
3
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1answer
66 views

Quote markdown can interfere MathJax, is it a bug or a feature?

I found that quote markdown sometimes interferes MathJax. > This is an example that shows how quote markdown can interfere MathJax. $ E > =mc^2$. produces ...
15
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1answer
682 views

Adding MathJax to the title of posts being edited - bad habit?

Recently, I've found out that questions with $ \TeX $ markup in their title are excluded from the Hot Network Questions. This made me think about my editing habits. One of my favorite topics is ...
5
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1answer
158 views

How to write left superscripts

I can find nothing in the Mathjax tutorial about left superscripts, which are used for the set of functions with a given domain and codomain.
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1answer
74 views

Compiling asymptote code for a figure in Math Stack Exchange

I wanted to ask a question in Mathematics Stack Exchange. In the question, I wanted to add a geometric figure. I have the asymptote code of the figure. I know I can compile the code in other sites and ...
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1answer
85 views

Mathjax regarding question - how to type "n-1" in subscript/superscript [duplicate]

How can I write a power (n-1) subscript (n-1) This is what is happening when I try $$(a_(n-1))^(n-1)$$ $$(a_(n-1))^(n-1)$$
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0answers
156 views

How to type this diagram on math.stackexchange? [duplicate]

Is there a way to type this diagram on math.stackexchange? from https://upload.wikimedia.org/wikipedia/commons/2/2f/Lifting_diagram.png For example, I know there is a way to type CD commutative ...
-13
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1answer
206 views

Does the appearance of a unary minus sign where a hyphen belongs result from software packages?

It seems many posters to math.stackexchange.com use software packages that write MathJax code for them (I don't know where they find those things). And one thing I keep seeing is people writing things ...
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0answers
78 views

Commenting about usage of MathJax while reviewing answers and questions

While posting questions or answers for the first time many beginner users do not use MathJax. Of course, others can edit the questions or answers to improve the MathJax but I feel that it is better to ...
4
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0answers
102 views

One color on math.SE and other color for meta, when they're supposed to look the same, in the profile user section

I was editing my profile section and then I think I "invented a color" I randomly changed the stablished characters \color{#F8A} to \color{#G88B} to get a different color. Once I got it, ...
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0answers
83 views

Is it possible to put Mathjax symbols in bold? [duplicate]

In Michael Spivak's Calculus, he manages to typeset the mathematical symbols so that they appear in bold: Is there a way of emulating this in Mathjax? Simply enclosing text in bold doesn't work: The ...
7
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1answer
106 views

Requesting New Feature: "View Mark-up" button

Beneath every answer on stack exchange, there are various hyperlinks, such as: Share Edit Follow Flag Occasionally, I want to copy a snippet mark-up language from an answer without editing that ...
3
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1answer
89 views

Making the tour mandatory before asking questions?

I have had a SE account for some time now so forgive me if this policy is already in place. I am curious if the tour is mandatory prior to asking questions? If not, has this ever been considered? Is ...
6
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0answers
189 views

Where can we find full documentation of Mathjax? [closed]

When you google "Mathjax Documentation", you find documentation of configuring mathjax in browsers/servers not actual commands or reference to how to use it. Here is the documentation of ...
2
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1answer
77 views

How To Hide An Array on MathSE

I constructed a (long) self-answer, that I subsequently discarded, since I found that the question + answer was a duplicate. I intended to have the answer hidden. I had trouble converting the ...
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4answers
156 views

How to do right alignment with MathJax?

I want something like 5 + 4 + 3 + 2 + 1 4 + 3 + 2 + 1 … 1 How to do it with MathJax?
2
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0answers
102 views

Partial MathJaX editing

There was a (now-closed) question which was horribly formatted by the OP. I put in some initial formatting to show him what to do in order to make it more readable, but did not finish everything since ...
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1answer
206 views

I am failing to make the answer look good. What can I do?

My answer to this question Minimizing $a_1x_1^2 + a_2x_2^2$ for positive $a_i$, where $a_1x_1+a_2x_2=B$ looks very bad on the phone. The syntaxes look fine when I switch to the desktop version of the ...
5
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0answers
92 views

Can we enable MathJax support for MSE chats?

It would be great if the MathJax typed by users in the chat windows loads as proper MathJax should (as in the case of posts, for example). It is not convenient to read MathJax code directly and figure ...
0
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1answer
148 views

Need some help not in a math problem but in something else.....

Hope this problem might get resolved before someone closes this. The problem is that I don't know how to type using Mathjax so what should I do in this situation? The things which I think I can do ...
3
votes
1answer
85 views

What package do I use to write angular bracket symbols in Latex?

I want to express an unordered m-tuple (or symmetric m-tuple) as < a_1,...,a_m >. So while writing I used greater and less than symbols ( >', <' )from ...
4
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3answers
588 views

Mathjax syntaxes that don't look very good?

These MathJax syntaxes look fine to me: \require{cancel}\cancel{\Longleftrightarrow} $$\require{cancel}\cancel{\Longleftrightarrow}$$ ...
7
votes
3answers
371 views

A specific confusing MathJax syntax that works randomly or not

Today I ran into the specific MahJax problem for which I cannot find the cause. Interestingly, if this Mathjax syntax somehow works in the Q&A area, it definitely doesn't work in the comment ...
3
votes
1answer
184 views

Double struck 1 in Mathjax

I want to type the 𝟙 symbol in Mathjax (physics.stackexchange) without having to copy the Ascii character. I found https://tex.stackexchange.com/questions/204998/double-struck-zero-and-one which ...
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0answers
70 views

Improving MathJax experience for beginners

I don't know if this has already been discussed here on the meta, but since most of these 'MathJax Tutorial' have been meant for beginners, wouldn't it make sense if they could comment asking their ...
6
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2answers
732 views

Can you copy paste MathJax? [duplicate]

I am a big procrastinator when it comes to learning MathJax. I happened to remember that only before asking a question. Is there perhaps a shortcut to simply copy an equation from one part of the site ...
4
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0answers
81 views

Adding the link of the MathJax tutorial in the Tour and/or the sidebar (bulletin) displayed when one is going to ask a question

Can we include a prominent link to MathJax in the Tour, a suggested here, and on the sidebar (bulletin) that displays on the right side when one is going to ask a question, as suggested in the ...
7
votes
1answer
204 views

What MathJax commands are most often used on this site?

Following Mark Bennet's question on Short and helpful advice on using Mathjax on this site, I've began drafting a tutorial aimed at complete beginners. It can be found here. It is made up of $5$ ...
8
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3answers
802 views

Can one use Stack Exchange to render mathematical equations for personal use?

Is it ok to use the "body" part (of questions and answers) to render LaTeX equations for personal use? In other words is it OK to use it as a LaTeX editor-compiler for non Stack related ...
17
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3answers
1k views

Short and helpful advice on using MathJax on the site ...

The point of this question is to give people a chance to draft their best MathJax tips for new users. Perhaps this question will stand alone as one of the places to go. Perhaps the material in the ...
2
votes
1answer
69 views

Why does this produce math equations indented with grey bar?

By looking at the posts on Mathematics Stack Exchange I have figured out how to produce an inset of math equations, like this: $S=\{1,2,3\ldots \text{ n for }n\in \mathbb{N}\}\\ Y_{i,j}=\{i|i\in \...
2
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0answers
81 views

Notification about math jax for new users

I saw a problem which is common for new users who are using math jax. although they can write formula for example it is not hard to guess to show $x^2$ you should write ...
13
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3answers
3k views

Huge $\sqrt{\text{Nested} \sqrt{\text{root} \sqrt{\text{problem}}}}$

Background While thinking about these two meta questions scaling root problem $\sqrt{\text{Nested} \sqrt{\text{root} \sqrt{\text{problem}}}}$ I've come up with another "root problem" which ...
7
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5answers
1k views

$\sqrt{\text{Nested} \sqrt{\text{root} \sqrt{\text{problem}}}}$

Problem In the PSQ How to prove $\sqrt{6+2\sqrt{7+3\sqrt{8+\cdots}}}=4$?, I observe that the vertical separations above and below the middle square root sign are uneven. ...
27
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1answer
634 views

Can we have a MathJax tutorial specifically for new users?

This is something that I've had in mind since long time ago, to have a MathJax tutorial for first time users. Users that never have write using MathJax. And instead of seeing the whole and giant page ...
3
votes
1answer
75 views

Vertically aligned addition equation with MathJax?

I'm working on math project and I need to create simple vertical addition or subtraction equations. I read this page Page. I'm using MathJax for this project. If I'...
72
votes
0answers
801 views

Concerns about MathJax in proposed new SE editor

Over on Physics.SE, Emilio Pisanty has pointed out that the proposed new StackExchange editor (currently in alpha testing) would present major difficulties for MathJax-heavy Stacks such as this one. ...
0
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1answer
169 views

Bringing the new feature to MSE in order to make writing formulas easier

There is a site for searching formulas on stack exchange called SearchOnMath. On the site you can see an option called "Add Formula" click on that, then you can choose any symbol you want ...
15
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4answers
1k views

Can I post a 'homework' question without any MathJax/Latex.

Beginner here to mathstackexchange. I have a 'homework' question from a university course that I'm getting quite stuck on. Important Note: This is homework from a past course I've already completed ...
2
votes
3answers
158 views

Ununiform bracket sizes in $(x,y) = x \sin \left( \frac{1}{y} \right) + y \sin \left( \frac{1}{x} \right)$

In the PSQ Show that $f(x,y) = x \sin \left( \frac{1}{y} \right) + y \sin \left( \frac{1}{x} \right)$ is not differentiable at origin?, the question title contains the MathJax code ...
0
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3answers
255 views

In MathJax, how can I get the index of a cube root of a tall expression to be at the right level?

In MathJax, the cube root of a displayed fraction comes out like $$\sqrt[3]\frac ab .$$ Typographically, there are four things wrong with this. The main one is that the $3$ is too low. It should at ...
15
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1answer
620 views

scaling root problem

Background [TL;DR] In my previous meta question Vertical space between superscript and square root sign, I attempted (not so successfully) to illustrate a display problem about the square root sign by ...

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