Questions tagged [mathjax]

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

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44 views

Can you copy paste MathJax?

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 ...
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0answers
49 views

Adding the link of the MathJax tutorial in the Tour and/or the sidebar displayed when asking a question

Can we include a prominent link to MathJax in the Tour, a suggested here, and on the sidebar that displays on the right side when one is going to ask a question, as suggested in the comments by Martin ...
7
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1answer
162 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 $5$ ...
7
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2answers
570 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 ...
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3answers
535 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
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1answer
67 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 \...
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0answers
71 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 ...
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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 ...
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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. ...
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1answer
600 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
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1answer
48 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'...
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745 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. ...
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1answer
154 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 ...
14
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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
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3answers
150 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 ...
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3answers
146 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
604 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 ...
0
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1answer
118 views

Vertical space between superscript and square root sign

Background [TL;DR] In Difference between Ornstein-Uhlenbeck, Vasicek and Geometric Mean Reversion, the radicals in these two equations $$S_{T,i}=\exp\left(\ln(S_0)e^{-\alpha T}+\left(\theta-\frac{\...
2
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1answer
65 views

Edit Recent Posts to Display HTML-Tables with Markdown

Users have been using $\rm\LaTeX$'s array environment for displaying tables. For instance, in the MathJax Tutorial's "Table" section, ...
-5
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1answer
83 views

How can we set \displaystyle for a whole text?

Since there is no preamble to set \displaystyle for the whole text, how can we do to avoid writing \displaystyle each time we write a new formula? (but I still want to write inline) For example if I ...
20
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1answer
606 views

Why do the numbers on Math SE show in an ugly way when not using MathJax?

I understand the need to use MathJax which I always do but I think it is very inconvenient to keep using it when having small numbers alone in different parts of the text, If I don't use it they look ...
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0answers
65 views

Corresponding highlight when editing MathJax

When editing a complex formula, it is easy to get lost in a sea of MathJax code. The suggested feature is, when editing posts with MathJax: (1) When a portion of a MathJax code is selected in the edit ...
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1answer
82 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^*...
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1answer
163 views

Why Coloured parts of questions are removed?

Out of curiosity, after I learnt the use of mathjax if I thought necessary (obviously may be not for others) I use the $\color{red}{colour }$ code to mark any point of my question, but some users ...
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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 ...
13
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1answer
371 views

Network-wide feature request to support MathJax in tables

Many of us here frequently use MathJax, whether for this site or another site on the SE Network. Recently SE added support for tables, but ignored the needs of the communities with MathJax support, ...
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0answers
38 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 ...
8
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2answers
130 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
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: ...
0
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1answer
108 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
81 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
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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
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3answers
120 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
189 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, ...
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 ...
16
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4answers
735 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{...
8
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0answers
70 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
75 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
76 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
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
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1answer
94 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
269 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
585 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
59 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
67 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
326 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
123 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
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
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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. ...

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