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mdmath's Introduction

mdmath Markdown+Math

marketplace marketplace License npm

What is it ...

mdmath allows to use Visual Studio Code as a markdown editor capable of typesetting and rendering TeX math.K, In fact it now reuses the built in markdown viewer. KaTeX works inside as a fast math renderer.

You can install the extension directly from Visual Studio Code Marketplace.

What is new in mdmath 2.7.0 ...

  • Different themes for HTML export are supported now. Users can choose

    • default
    • minimal
    • publication (LaTeX style)

    theme in user settings.

  • about LaTeX style publication theme:

  • Commutative diagrams are working now.

  • Insert Table Of Content command available. Inject ToC at cursor location via Insert Table of Content from Command Palette (Ctrl+K T).

  • User notification on HTML export can be suppressed via boolean user setting Silent (default: false).

  • Enforce inline math $...$ pair being enclosed by space characters as a guard against misinterpretation of single $'s in normal markdown via user setting Outerspace (default: false for backward compatibility).

Features

Simplify the process of authoring and live previewing markdown documents containing math formulas. This extension is a comfortable tool for scientists, engineers and students with markdown as their first choice document format.

  • Inline math
  • Display math (Pandoc compatible)
  • Formula numbering
  • Inline math with tables
  • Works offline.
  • Integrated in native markdown viewer. So after installing the extension, TeX math is properly displayed in the markdown preview window.
  • Based on markdown-it plugin markdown-it-texmath.
  • Using vscode's Markdown Extension API.
  • Editor view and Preview are synchronized while scrolling.
  • Copy resulting HTML code to the system clipboard.
  • Due to markdown-it-texmath's support of different formula delimiters, these are also available and user configurable with mdmath:
    • 'dollars' (default)
      • inline: $...$
      • display: $$...$$
      • display + equation number: $$...$$ (1)
    • 'brackets'
      • inline: \(...\)
      • display: \[...\]
      • display + equation number: \[...\] (1)
    • 'gitlab'
      • inline: $`...`$
      • display: ```math ... ```
      • display + equation number: ```math ... ``` (1)
    • 'julia'
      • inline: $...$ or ``...``
      • display: ```math ... ```
      • display + equation number: ```math ... ``` (1)
    • 'kramdown'
      • inline: $$...$$
      • display: $$...$$
      • display + equation number: $$...$$ (1)

mdmath editing

Installation ...

... from inside of VSCode

Press F1 key inside of Visual Studio Code and type extension. Choose Extensions: Install Extension and then select the Markdown+Math extension from the list.

... from Mac & Linux Command Line

cd $HOME/.vscode/extensions
git clone https://github.com/goessner/mdmath.git
cd mdmath
npm install

... from Windows Command Line

cd  %USERPROFILE%\.vscode\extensions
git clone https://github.com/goessner/mdmath.git
cd mdmath
npm install

Usage

  • Launch VS Code, create or open a markdown file (.md).
  • Open a preview window.
  • Typeset in your markdown source window and see the preview window live updating.
  • Press Ctrl+K , or run the command Save Markdown+Math to HTML to save the corresponding HTML source to the file system.
  • Press Ctrl+K . or run the command Clip Markdown+Math to HTML to copy the corresponding HTML source to the underlying systems clipboard.
  • Press Ctrl+K T or run the command Insert Table of Content to insert a generated Table of Content at cursor location.

User Settings

Default Settings

  "mdmath.delimiters": "dollars",
  "mdmath.macros": {},
  "mdmath.macroFile": "",
  "mdmath.savePath": "./${file.name}.html",
  "mdmath.autosave": false,
  "mdmath.style": "",
  "mdmath.theme": "default",
  "mdmath.silent": false,
  "mdmath.outerspace": false

Example Settings

mdmath example user settings

Dependencies

  • markdown-it: The markdown renderer also used in VS Code.
  • katex: This is where credits for fast rendering TeX math in HTML go to.

FAQ

  • How to define my own CSS file for HTML export ?

    • Define it by the user setting mdmath.style as an absolute URL. So for an example you might choose mdmath.style: "file://c:/mystyle/mystyle.css" with windows.
  • How to define and use macros ?

    • Define them in user settings. For example ...
    "mdmath.macros": {
        "\\RR": "\\mathbb{R}",
        "\\vek": "{\\begin{pmatrix}#1\\\\#2\\end{pmatrix}}"
    }
    • Use them in your markdown document. For example ...
    Vectors in $\RR^2$ have a shape of
    
    $$\vek{x}{y}$$
    
    • BTW: KaTeX now supports \R natively, so macro \RR makes sense only for demonstration reasons.
  • Macros not working?

    • Be sure to have at least version 2.7.4 installed.
    • Be sure to have closed and opened VSCode again after having changed settings.
    • Due to possible macro collision with extension Markdown All In One disable "markdown.extension.math.enabled": false, there.
  • How to define macros in a user macro file?

    • Create a JSON file containing the macros and define its path in user settings. For example ...
    "mdmath.macroFile": "c:/myfiles/mymacros.json"
    • Define the macros the same way as in the user settings.
    • User macro definition file has priority over user defined macro settings, which are ignored then.
  • Are there global predefined macros ?

    • No. Macros are user defined with user settings mdmath.macros. So they are available in all user specific markdown documents.
  • Can I write the HTML source to a file ?

    • Yes. Use the Markdown: Save Markdown+Math to Html command or the key binding Ctrl+K,.
    • The Html file is written to the folder where the markdown file resides in. This is the default.
    • You can change the destination folder by specifying a relative path to your working directory with the help of the user setting mdmath.savePath. So for an example you might choose mdmath.savePath: "./html/${file.name}.html".
  • Can I synchronously let the HTML source file update ?

    • Yes. Simply set the user setting mdmath.autosave: true for this (default is false).
    • Now, whenever you save your markdown file, the corresponding Html file is also saved.
    • The destination folder mdmath.savePath is used for this.
    • Be sure to have closed and opened VSCode again after having changed settings.
  • Formula highlighting is broken ?

    • It is implemented only for $ delimiters at present.
    • $ characters in markdown text are sometimes confused with math delimiters. Enclose them by backticks (`) then.
    • Formula highlighting is possible only for formulas on a single line. It breaks with every newline character.
    • Math highlighting is completely different from LaTeX math parsing.
  • Which functions does KaTeX support ?

  • What if I need to use the currency symbol $ also in my markup ?

    • It should be safe to use it. If in doubt escape it.
  • What are the restrictions with inline formulas ?

    • Whitespace after opening $ and before closing $ is not allowed.
    • Numeric character before opening $ and after closing $ is not allowed.
    • At least one character (whitespace ?) is required between two consecutive inline formulas.
    • Line break inside is not allowed.
  • What are the restrictions with display formulas ?

    • Not allowed inline of text.
    • Not allowed inside of tables. Use inline math there instead.
    • Blank lines before and behind required.
    • Restrictions for inline formulas do not apply.
  • Can I use math markup in blockquotes ?

    • We can use inline and display formulas in blockquote sections.
    • Multilevel blockquote sections work as expected.
  • Can I use math markup in code blocks ?

    • No, math markup in code blocks is shown - as expected - as markup. This is consistent now, but in contrast to mdmath versions prior to 2.0.
  • Can I access the HTML source of the markdown file ?

    • Yes. Use the Markdown: Clip Markdown+Math to Html command or the key binding Ctrl+K..
    • The markdown preview window has to be opened once for this in order to function properly.
    • You need to have the markdown source window activated here (not the preview window!).
    • Please note, that the resulting HTML source references 'CDN'-located remote css files. Change those references to local URL's if necessary.
  • Is PDF output supported ?

    • Not directly. In order to create *.pdf output from your Markdown you can create a *.html document first and print it then using a PDF printer or use Pandoc.
    • See Compiling Markdown into HTML.
  • Can I use custom CSS styles for the preview window ?

    • Yes. Set mdmath.style in user settings to the location of your custom CSS file. Its path must be relative to this extension root.
  • Can we store Latex macros with mdmath ?

    • Yes, there is a new section mdmath.globalMacros in package.json. Try to expand it with your own macros.

Thank You

The following folks helped to make mdmath even better.

  • rjmigliori: Found naming collision with Markdown All In One regarding macros.
  • elviswolcott: Implemented the feature of directly saving HTML to the file system including autosave ability.
  • colinfang: helped with implementing macros for mdmath 2.3.5.
  • lincr: Helped with fixing problems with mdmath.clipToHtml under Ubuntu.
  • TonySFU: Helped with fixing encoding problems with Chinese language under macOS when using mdmath.clipToHtml.
  • floatdrop: Verifying that clipboardy is a better alternative to copy-paste by implementing.
  • zhanglix: Helped with fixing the newline bug with gitlab delimiters.

Contributing

See .github/CONTRIBUTING.md

Changelog

See changelog.md

License

Markdown+Math for VS Code is licensed under the MIT License

ยฉ Stefan Gรถssner

mdmath's People

Contributors

eagleoflqj avatar elviswolcott avatar goessner avatar kirisakow avatar langtutheky avatar logerfo avatar stopmotioncuber avatar

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mdmath's Issues

Clip Markdown+Math to HTML or Ctrl+K . does nothing

Summary

I don't get any error message. There's nothing new copie dto the clipboard either.

Expected behavior

HTML copied to clipboard

Actual behavior

No response

Steps to reproduce

  1. md file open
  2. open preview
  3. Ctrl+K . OR selecting command from F1 menu

Can you support ```math Syntax?

Summary

I use Markdown and VS Code to write documentation which is rendered online on a git repository in GitLab.
In the documentation i have to use math. And now i have a conflict in syntax for math.

With your Extension i have to use $$...$$ syntax for a preview of the formula and in GitLab i have to use the ```math Syntax to render formulas with KaTeX.

It is possible to add the ```math Syntax to your Extension so i can use it in Preview and in GitLab rendering?

Expected behavior

$$a^2+b^2=c^2$$

Should be rendered as a formula in preview

Actual behavior

$$a^2+b^2=c^2$$

Is rendered as normal Code block in Preview

Steps to reproduce

  1. Create an empty MarkDown File in VS Code
  2. Add the following to the File:
$$a^2+b^2=c^2$$
  1. Open Markdown+Math Preview

Related links

Environment

     Operating system: Windows 10
       VSCode version: 1.9.1
Markdown+Math version: 1.2.4

Clip Markdown+Math to HTML command fails

Summary

When pressing Ctrl+K . or running the Clip Markdown+Math to HTML, I encounter an error saying "vscode's markdown-it instance inaccessible!" if the preview window hasn't been opened.

Expected behavior

Copy the generated HTML to clipboard.

Actual behavior

Getting an error saying "vscode's markdown-it instance inaccessible!"

Steps to reproduce

  1. Open VSCode
  2. Open an .md file with only $$\lambda$$ in it
  3. Press Ctrl+K .
  4. See error message

Code example

N/A

Related links

Environment

     Operating system: OSX
       VSCode version: 1.15.1
Markdown+Math version: 2.0.2

Extending VSCode's Builtin Markdown Preview

Hey, I work on VSCode and am investigating allowing extensions to extend VSCode's builtin markdown preview. One big use case for this is adding math support.

Your extension already provides great support for markdown + math, so I wanted to reach out and see if you would be interested in exploring migrating to extend our builtin markdown preview instead of providing your own preview experience.

Why

Users like being able to customize their markdown previews using extensions, but currently, this requires that each markdown extension implement its own preview. This results in an inconsistent markdown experience and is not scalable.

More concretely, extensions that use a custom markdown preview miss out on features we add to the builtin markdown preview, such as scroll synchronization, and also have missed out on the important security fixes we recently made around the markdown preview.

How

The current proposal is to allow extensions to extend the built-in markdown preview. At a minimum, extensions would be able to register markdown-it plugins. Here's the current prototype of this: microsoft/vscode#22421 The markdown-ext extension included in the PR is for demonstration purposes only. It registers a markdown-it plugin that adds emoji support to our builtin markdown preview.

To support KaTeX, we will also have to support registering scripts and stylesheets to include in the preview as well.

If you were to move your extension to use the new plugin model, your extension would only be able to interact with the preview through these three extension points. At a minimum, this would require switching to use something like markdown-it-katex.

Todo

When you have a chance, let me know if this new extension point sounds like something you would be interested in exploring further. If so, take a look at the current PR and let me know if you have thoughts or concerns with where things stand. Specifically, I'd like to understand what APIs or features you'd need from our side to migrate your extension to this new model.

Thanks, and let me know if you have any questions.

HTML generated code is wrongly formatted

Summary

When i generate HTML code of my LaTeX+MD document, sqrt symbol in fraction is moved (misaligned)

Expected behavior

This should look like that (screenshot from VS Code internal preview)
gog galaxy notifications renderer_2018-09-08_15-04-11

Actual behavior

But when i generate HTML with Ctrl+K . command, paste it into HTML file and open in Chrome, it looks like that
chrome_2018-09-08_15-01-50

Steps to reproduce

  1. Put code from example below into markdown file:
  2. Generate HTML code with Markdown+Math
  3. Put code into HTML file and open it. You should see this:
    image

Code example

# Test

$$ f'(1) = \lim_{x \to 1} \frac{f(x) - f(1)}{x - 1} = \lim_{x \to 1} \frac{\sqrt{x^2 + 3} - \sqrt{1^2 + 3}}{x - 1} = \lim_{x \to 1} \frac{\sqrt{x^2 + 3} - 2}{x - 1} = \lim_{x \to 1} \left( \frac{\sqrt{x^2 + 3} - 2}{x - 1} \cdot \frac{\sqrt{x^2 + 3} + 2}{\sqrt{x^2 + 3} + 2} \right) = \lim_{x \to 1} \frac{x^2 + 3 - 4}{(x - 1)\sqrt{x^2 + 3} + 2} = $$

Related links

Environment

     Operating system: Windows 10
       VSCode version: 1.27.1
Markdown+Math version: 2.3.3

Math markup in a code block doesn't render

Summary

Math markup in a code block doesn't render. For example:

screen shot 2017-09-02 at 17 42 51

As you can see, the math formula in a blockquote renders correctly, but the formula in the code block doesn't. I also tried escaping the dollar symbols:

screen shot 2017-09-02 at 17 44 20

Finally, I tried marking the code block using backticks rather than spaces.

Without escaping dollar symbols:

screen shot 2017-09-02 at 17 50 51

With escaping:

screen shot 2017-09-02 at 17 51 07

Expected behavior

Math markup in a code block will render the math formula correctly.

Actual behavior

The formula doesn't render.

Steps to reproduce

  1. Open VSCode
  2. Start a code block, either using spaces or backticks
  3. Insert a math formula inside of the code block
  4. Open preview

Code example

Repeat: {
    w := w - \$\alpha\frac{\partial J(w, b)}{\partial w}\$
    b := b - \$\alpha\frac{\partial J(w, b)}{\partial b}\$
}

Related links

Environment

     Operating system: MacOS Sierra 10.12.6
       VSCode version: 1.15.1
Markdown+Math version: 2.0.3

link addresses're not converted with relative positions.

Summary

when I input [Legendre's formula](legendre_formula.html), it is converted into <a href="file:///d:/markdown/legendre_formula.html"> ...
also image tag too.
...

Expected behavior

it must be converted into <a href="legendre_formula.html">
...

     Operating system: windows 10
       VSCode version: 1.17.2
Markdown+Math version: 2.0.7

[Enhancement] Use MathJax or Update KaTeX Version

Hi,

The KaTeX using now is @0.8.3, and does not support various commands. Would you like to use use more mature packages like MathJax, or if you don't bother to change code, update version of KaTeX to the latest? Now even \boldsymbol is not usable, and it causes problems when I'm typesetting vectors, etc.

Many thanks for your work!

Error using `Clip Markdown+Math to HTML`

Summary

Can't use Clip Markdown+Math to HTML

Expected behavior

press Ctrl+Shift+P and run the command Clip Markdown+Math to HTML and paste HTML sources to a .html file

Actual behavior

pressed Ctrl+Shift+P and run the command Clip Markdown+Math to HTML ,nothing happened,clipboard is still blank.

Code example

Environment

     Operating system: Win 10
       VSCode version: 1.12.1
Markdown+Math version: 1.2.7

Additional package support?

Hi! This is a question rather than an issue. Is it possible to use packages like amsmath with this extension? :) I find some of the alignments difficult to do with what comes out of the box with KaTex.

should ignore font packages in the math expression

Summary

some font package in math cannot be ignored
...

Expected behavior

say if i have a math expression: \$\boldsymbol{A}\$, it is rendered by mdmath into \\boldsymbol A rather than just A

Steps to reproduce

  1. First step
  2. Second step
  3. Third step

Code example

Some markdown code ...

... with issues.

Related links

Environment

     Operating system: ___
       VSCode version: ___
Markdown+Math version: ___

'Clip Markdown+Math to HTML' command does not work when plugin is installed from inside VSCode

Summary

The Clip Markdown+Math to HTML command does not work for me.
It also never did work for me, but before version 2.0 there was another command, which put out the generated html to a new vscode window.

Expected behavior

When i run the command Clip Markdown+Math to HTML (or press Ctrl+K .), the generated html code for my markdown document should be copied to my clipboard and a message should appear, which tells me that that happened.

Actual behavior

When i run the command Clip Markdown+Math to HTML (or press Ctrl+K .) (after i generated the html code for my document using the Open Preview command and while having the tab with the markdown code active), nothing is copied to my clipboard (my clipboard contains the same thing it contained before running the command) and no message appears.

Environment

     Operating system: Ubuntu 16.04
       VSCode version: Version 1.17.0
                       Commit be377c0faf7574a59f84940f593a6849f12e4de7
                       Date 2017-10-04T23:33:45.303Z
                       Shell 1.7.7
                       Renderer 58.0.3029.110
                       Node 7.9.0
                       Architecture x64
Markdown+Math version: 2.0.7

Support line break in ```math```

Markdown+Math v2.0.3

Current GitLab flavored latex display mode doesn't work with line breaks

E.g.

Works

$$\begin{aligned} a&=b+c \\ d+e&=f \end{aligned}$$

Doesn't work

$$\begin{aligned} a&=b+c \\ d+e&=f \end{aligned}$$

However, the latex looks pretty ugly without line breaks.

Is it hard to add line break support?

Can mdmath support 'align' environment?

Sometimes i want to type in more-than-one-line formulas, but it seems that mdmath doesn't support that.

$$ \begin{align} S' =((x_1+x_2)(1+\epsilon_1)+x_3)(1+\epsilon_2)+...\end{align}$$

However, it doesn't work and show such log: ParseError: KaTeX parse error: No such environment: align at position 7: \begin{ฬฒaฬฒlฬฒiฬฒgฬฒnฬฒ}ฬฒ S' =

preview does not render math, html output does

When taking the example file 'triangle.md' in the package, 'Markdown+Math as HTML' produces html output that renders (almost) correctly in the browser (chrome in my case).
However, the preview window does not render the math at all:
screen shot 2016-12-09 at 17 02 32

VSCode 1.7.2 on macos.

`\newline` does not work.

Summary

\newline does not work and \\ is ok. ("mdmath.delimiters": "dollars")

Expected behavior

\newline is same as \\

Actual behavior

\newline => \newline

Steps to reproduce

See code example.

Code example

$$
 A = \left[
    \begin{matrix}
    1 & 0 & 0 & 0 \newline
    0 & 0.5 & 0 & 0 \newline
    0 & 0 & 0.5 & 0 \newline
    1 & 1 & 1 & 1
    \end{matrix}
    \right]
$$

Related links

Environment

     Operating system:  Windows 10 16299.248
       VSCode version:  1.22.0-insider
Markdown+Math version:  2.1.0

Export doesn't work for me

Summary

Allways get error messages when trying to export a file (to pdf, png,...) in vscode.
...

Expected behavior

Convert md to png, pdf,...

Actual behavior

error messages

Steps to reproduce

The normal way... Rightclick...Export...

Code example

>$$\sum_{k=1}^{n}\frac{1}{k}=\infty$$
>$$aยฒ=\sqrt{c}$$


Related links

bildschirmfoto vom 2018-09-02 10-59-58

Environment

     Operating system: Linux Mint 19
       VSCode version: 1.2.6
Markdown+Math version: latest from Marketplace
Latest Chrome is installed

"cilpToHtml" uncorrect picture url

Summary

Need to manually remove the "vscode-workspace-resource" to load picture successfully.
...

Expected behavior

mark down picture :

![pic1-1: Node explored under different searching method](./pic/cmp_eng.png)

expected html :
<p data-line="36" class="code-line"><img src="/Users/chenyian/Desktop/projects/intro2AI/hw1/pic/cmp_eng.png" alt="pic1-1: Node explored under different searching method"></p>

...

Actual behavior

( note the prefix if src "vscode-workspace-resource")

<img src="vscode-workspace-resource:/Users/chenyian/Desktop/projects/intro2AI/hw1/pic/cmp_eng.png" alt="pic1-1: Node explored under different searching method">
...

Steps to reproduce

  1. First step
    write a resource syntax in markdown

  2. Second step
    use command Makrdown : Clip Makrdown+Math to HTML

  3. Third step

open the html file in chrome

Related links

Environment

     Operating system: OSX10.13.3
       VSCode version: 1.21.1
     chrome version: Version 67.0.3371.0 (Official Build) dev (64-bit)

Markdown+Math version: 2.2.1

Support existing markdown preview options of vscode

Would be nice to support existing options, including "markdown.previewFrontMatter", "markdown.styles", "markdown.preview.fontSize" and "markdown.preview.fontFamily"

Another thing that would be great are configurable inline/display math separators.

copy and pasting the test table into a .md file fails

Summary

copy and pasting the test table into a .md file fails
...

Expected behavior

tests should pass.
...

Actual behavior

Markdown+Math Tests

i valid src render comment 0 ๐Ÿ˜Š 1+1=21+1=2 1+1=21+1=2

simple equation starting and ending with numbers. 1 ๐Ÿ˜Š 1+1<31+1<3 1+1<31+1<3

simple equation including special html character. 2 ๐Ÿ˜Š xx xx

inline equation with single character 3 ๐Ÿ˜Š \varphiฯ† \varphiฯ†

inline equation with single greek character 4 ๐Ÿ˜Š You get 3$ if you solve 1+21+2 You get 3$ if you solve 1+21+2

use of currency symbol 5 ๐Ÿ˜Š If you solve 1+21+2 you get $3 If you solve 1+21+2 you get $3

use of currency symbol 6 ๐Ÿ˜Š \frac{1}{2}
โ€‹2
โ€‹
โ€‹1
โ€‹โ€‹ \frac{1}{2} โ€‹2 โ€‹ โ€‹1 โ€‹โ€‹

inline fraction 7 ๐Ÿ˜Š \begin{pmatrix}x\y\end{pmatrix}(
โ€‹x
โ€‹y
โ€‹โ€‹ ) \begin{pmatrix}x\y\end{pmatrix}( โ€‹x โ€‹y โ€‹โ€‹ )

inline column vector 8 ๐Ÿ˜Š {\tilde\bold e}\alpha
โ€‹e
โ€‹~
โ€‹โ€‹
โ€‹ฮฑ
โ€‹โ€‹ {\tilde\bold e}
\alpha โ€‹e โ€‹~ โ€‹โ€‹ โ€‹ฮฑ โ€‹โ€‹

inline bold vector notation 9 ๐Ÿ˜Š a^{b}a
โ€‹b
โ€‹โ€‹ a^{b}a โ€‹b โ€‹โ€‹

exponentiation 10 ๐Ÿ˜Š a^*ba
โ€‹โˆ—
โ€‹โ€‹ b with a^*a
โ€‹โˆ—
โ€‹โ€‹ a^*ba โ€‹โˆ— โ€‹โ€‹ b with a^*a โ€‹โˆ— โ€‹โ€‹

conjugate complex 11 ๐Ÿ˜Š {e}_xe
โ€‹x
โ€‹โ€‹

e_\alphae
โ€‹ฮฑ
โ€‹โ€‹
{e}_xe โ€‹x โ€‹โ€‹

e_\alphae โ€‹ฮฑ โ€‹โ€‹

greek index 12 ๐Ÿ˜Š ParseError: KaTeX parse error: Expected 'EOF', got '$' at position 1: $ฬฒc{\bold e}x = โ€ฆ$ c{\bold e}x = a{\bold e}\alpha - b\tilde{\bold e}\alphace โ€‹x โ€‹โ€‹ =ae โ€‹ฮฑ โ€‹โ€‹ โˆ’b โ€‹e โ€‹~ โ€‹โ€‹ โ€‹ฮฑ โ€‹โ€‹

underline tests 13 ๐Ÿ˜Š a1+1=21+1=2 1+1=21+1=2b cxxd a1+1=21+1=2 1+1=21+1=2b cxxd

non-numeric character before opening $ or after closing $ or both is allowed. 14 ๐Ÿ˜Š xx $ xx $

following dollar character '$' is allowed. 15 ๐Ÿ˜Š xx yy xx yy

consecutive inline equations. 16 ๐Ÿ˜Š ParseError: KaTeX parse error: Expected 'EOF', got '$' at position 1: $ฬฒ1+1=2$ 1+1=21+1=2

display equation on its own single line. 17 ๐Ÿ˜Š $$ 1+1=2 $$ 1+1=2 1+1=2

display equation with line breaks. 18 ๐Ÿ˜Š $$\begin{matrix} f & = & 2 + x + 3 \ & = & 5 + x \end{matrix}$$ \begin{matrix} f & = & 2 + x + 3 \ & = & 5 + x \end{matrix} โ€‹f โ€‹ โ€‹โ€‹ โ€‹= โ€‹= โ€‹โ€‹ โ€‹2+x+3 โ€‹5+x โ€‹โ€‹

multiline equation. 19 ๐Ÿ˜Š $$\begin{pmatrix}x_2 \ y_2 \end{pmatrix} = \begin{pmatrix} A & B \ C & D \end{pmatrix}\cdot \begin{pmatrix} x_1 \ y_1 \end{pmatrix}$$ \begin{pmatrix}x_2 \ y_2 \end{pmatrix} = \begin{pmatrix} A & B \ C & D \end{pmatrix}\cdot \begin{pmatrix} x_1 \ y_1 \end{pmatrix}( โ€‹x โ€‹2 โ€‹โ€‹ โ€‹y โ€‹2 โ€‹โ€‹ โ€‹โ€‹ )=( โ€‹A โ€‹C โ€‹โ€‹ โ€‹B โ€‹D โ€‹โ€‹ )โ‹…( โ€‹x โ€‹1 โ€‹โ€‹ โ€‹y โ€‹1 โ€‹โ€‹ โ€‹โ€‹ )

vector equation. 20 ๐Ÿ˜Š ParseError: KaTeX parse error: Expected 'EOF', got '$' at position 1: $ฬฒf(x) = x^2 - 1$ (1) f(x) = x^2 - 1f(x)=x โ€‹2 โ€‹โ€‹ โˆ’1 (1)

display equation with equation number. 21 ๐Ÿ˜Š codea-baโˆ’b codea-baโˆ’b

inline equation following code section. 22 ๐Ÿ˜Š ``` code

a+ba+ba+b

code

a+ba+b

equation following code block.
23 ๐Ÿ˜Š ```
code
a+ba+b
(1)
code

a+ba+b (1)

numbered equation following code block. 24 ๐Ÿ˜Š 1. 1+21+2 2. 2+32+3 1. 3+43+4

1+21+2

2+32+3

3+43+4

Equations in list. 25 ๐Ÿ˜Š \sum_{i=1}^nโˆ‘
โ€‹i=1
โ€‹n
โ€‹โ€‹ \sum_{i=1}^nโˆ‘ โ€‹i=1 โ€‹n โ€‹โ€‹

Inline sum. 26 ๐Ÿ˜Š ParseError: KaTeX parse error: Expected 'EOF', got '$' at position 1: $ฬฒ\sum_{i=1}^n$ \sum_{i=1}^n โ€‹i=1 โ€‹โˆ‘ โ€‹n โ€‹โ€‹

Sum without equation number. 27 ๐Ÿ˜Š ParseError: KaTeX parse error: Expected 'EOF', got '$' at position 1: $ฬฒ\sum_{i=1}^n$ (2) \sum_{i=1}^n โ€‹i=1 โ€‹โˆ‘ โ€‹n โ€‹โ€‹ (2)

Sum with equation number. 28 ๐Ÿ˜Š $${\bold e}(\varphi) = \begin{pmatrix} \cos\varphi\sin\varphi \end{pmatrix}$$ (3) {\bold e}(\varphi) = \begin{pmatrix} \cos\varphi\\sin\varphi \end{pmatrix}e(ฯ†)=( โ€‹cosฯ† โ€‹sinฯ† โ€‹โ€‹ ) (3)

equation number always vertically aligned. 29 ๐Ÿ˜Š > see a = b + ca=b+c

c^2=a^2+b^2c
โ€‹2
โ€‹โ€‹ =a
โ€‹2
โ€‹โ€‹ +b
โ€‹2
โ€‹โ€‹
(2)
c^2=a^2+b^2c
โ€‹2
โ€‹โ€‹ =a
โ€‹2
โ€‹โ€‹ +b
โ€‹2
โ€‹โ€‹
see a = b + ca=b+c

c^2=a^2+b^2c โ€‹2 โ€‹โ€‹ =a โ€‹2 โ€‹โ€‹ +b โ€‹2 โ€‹โ€‹ (2)

c^2=a^2+b^2c โ€‹2 โ€‹โ€‹ =a โ€‹2 โ€‹โ€‹ +b โ€‹2 โ€‹โ€‹

equations in blockquote. 30 ๐Ÿ˜ก 3$1+1=2$ $1+1=2$4 5$x$6 3$1+1=2$ $1+1=2$4 5$x$6

numeric character before opening $ or after closing $ is not allowed. 31 ๐Ÿ˜ก $ $ $ x$ $x $ $ $ $ x$ $x $

whitespace character after opening $ or before closing $ is not allowed. 32 ๐Ÿ˜ก $1+1=2$ $1+1=2$ 1+1=21+1=2 1+1=21+1=2

escaped dollars '$' are interpreted as dollar '$' characters.+ 33 ๐Ÿ˜ก 1+1=21+1=2$1+1=2$ 1+1=21+1=2$1+1=2$

at least one character (whitespace) is required between two inline formulas. 34 ๐Ÿ˜ก $1+1= 2$ $1+1= 2$

line break in inline equation is not allowed.
...

Steps to reproduce

  1. First step
  2. Second step
  3. Third step

Code example

Some markdown code ...

... with issues.

Related links

Environment

     Operating system: ___
       VSCode version: ___
Markdown+Math version: ___

Qiita delimiters

I use gitlab mode now.

"mdmath.delimiters": "gitlab"

I hope Qiita markdown delimiters setting.

"mdmath.delimiters": "qiita"

inline $...$
display math ...

or generalize setting

"mdmath.delimiters": {
inline:["$","$"],
display:["math",""]
}

Crash on ill-formed input.

Summary

Following code crashes mdmath extension.

>$$

$$

Actual behavior

After allocating huge amount of memory, extension crashes with error "FATAL ERROR: CALL_AND_RETRY_LAST Allocation failed - JavaScript heap out of memory".

Steps to reproduce

Save following code as .md and open it with mdmath extension enabled.

>$$

$$

Related links

Environment

  Operating system: Win64
  VSCode version: Insider 1.25.0
  Markdown+Math version: v2.2.1

Not supporting escaped underscore

Summary

Cannot show escaped underscore

Expected behavior

When use code

\_

it should display as

_

Actual behavior

It displayed as

\_

View inline formulas in HTML blocks

I have something like the following:

<aside class="highlight">The formula is $x + y$.</aside>

Right now, x + y does not format as an inline formula. Is there any way to do this?

Want to config the image path when Clip Markdown+Math to HTML

I have some image links in my markdown file, and they are rended properly in preview mode. But when it comes to Clip the HTML, the src of image turns out to be src="vscode-resource:/absolute/path/to/image.png. and the image doesn't appear when opened in browser.

I think It's good to have some setting to config the image path as relative path.

Memory leak

if open this file with VS code ,VS code will Memory leak and the previw can't open

VScode installed Plugin Markdown+Math

please copy this docment to a markdown file

$$x=x^2$$

$$x=\frac{-b\pm\sqrt{b^2-4ac}}{\sqrt{b^2-4ac}-b\pm\sqrt{b^2-4ac_{22}}}$$

$$\begin{pmatrix}1 & 5&2\3 &5&4\6&7&8\end{pmatrix}$$ $$ \pm; \times; \div; \cdot; \cap; \cup; \geq; \leq; \neq; \approx; \equiv $$ $$ \sum; \prod; \lim; \int;$$

$$\lim_{x\to\infty}\int_0^5\frac{1}{dx}dy$$

$$x=\frac{-b\pm\sqrt{b^2-4ac}}{\sqrt{b^2-4ac}-b\pm\sqrt{b^2-4ac_{22}}}$$ $$x=\frac{-b\pm\sqrt{b^2-4ac}}{2a} $$

$$\sum_{i=-\infty}^{i=+\infty}\frac{1}{x}dx$$

$$\int_{0}^{1}\frac{1}{x}dx$$

  1. $$\begin{pmatrix}1 & 5&2\3 &5&4\6&7&8\end{pmatrix}$$
    $$ \pm; \times; \div; \cdot; \cap; \cup; \geq; \leq; \neq; \approx; \equiv $$
    $$ \sum; \prod; \lim; \int;$$
    $$\lim_{x\to\infty}\int_0^5\frac{1}{dx}dy $$

$$ \sum_{i=1}^n $$ i\quad $$\prod_{i=1}^n \quad\lim_{x\to0}x^2 \quad \int_{a}^{b}x^2 dx $$

$$ i \sum_{i=1}^n i \quad \prod_{i=1}^n\quad \lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n\quad\lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$\sum\nolimits_{i=1}^n\quad\prod\nolimits_{i=1}^n\quad\lim\nolimits_{x\to0} x^2 \quad\int\nolimits_a^b x^2 dx$$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n \quad\lim_{x\to0}x^2 \quad \int_{a}^{b}x^2 dx $$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n\quad \lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n\quad \lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$\sum\nolimits_{i=1}^n\quad\prod\nolimits_{i=1}^n\quad \lim\nolimits_{x\to0} x^2 \quad \int\nolimits_a^b x^2 dx $$

$$\lim\nolimits_{x\to0} x^2 $$

ๅทฆๅณ็ฎญๅคด

$$\leftarrow\rightarrow$$

$$\xleftarrow{x+y+z} \quad $$

$$\xrightarrow[x<y]{x+y+z} $$

$$\bar{x} $$
=>xยฏ

$\acute{x}\mathring{x}$$

$$ \vec{x}\grave{x} \dot{x}$$ $$ \hat{x} \tilde{x} \ddot{x}$$ $$ \check{x} \breve{x} \dot{x} $$ $$\Bigg(\bigg(\Big(\big((x)\big)\Big)\bigg)\Bigg)\quad$$ $$\Bigg[\bigg[\Big[\big[[x]\big]\Big]\bigg]\Bigg]\quad$$ $$\Bigg{\bigg{\Big{\big{{x}\big}\Big}\bigg}\Bigg}$$

$$
abcdefghijklmnopqrstuvwxyz

0123456789

$$

preview does not render math

Hi,

After installed the extension, I press the preview button upper right the window, but no math rendered.
image

image

On the other hand, when I enter the key combination 'Ctrl + Shift + .'๏ผŒmath is correctly rendered.

Is there any different between them?

Another issue is, I want to change the default markdown render style by using extension markdown-preview-github-styles. I don't known how to use "markdown-preview-github-styles" and "Markdown+Math" both. Is there any suggestion?

Math rendering in HTML but not in preview (unix)

Summary

The preview does not render math in Vscode but an HTML export works.

error

Environment

Operating system: archlinux
VSCode version: 1.9.1
Shell 1.4.6
Renderer 53.0.2785.143
Node: 6.5.0
Markdown+Math version: 1.1.0

Stopped working on Windows 10 on VSCode 1.21

Summary

Documents with math display irregular behavior rendering the source code itself followed by the math in non-math font.

Expected behavior

Math renders.

Actual behavior

Renders math source code in the same font as surrounding text followed by a non-math font rendering of the math.

Steps to reproduce

  1. Preview example code in VSCode 1.21 Insiders on Windows 10.

Code example

$$
\begin{aligned}
    S &\le 25 \\
    V &\ge 240
\end{aligned}
$$

$|-$

image

Environment

     Operating system: Windows 10 Creators Update
       VSCode version: 1.21
Markdown+Math version: 2.1.0

Support for MathJax

Hello,

Any chance to add support for MathJax?
Namely the user will be able to switch between KaTeX and MathJaX?

There are many features KaTeX lacks and MathJaX supports.

Thank You.

Support adjusting the css of the rendered output.

Please allow users to edit the CSS of the rendered output, so that they can customize things like

  • the font family of the code block
  • the margins before and after bullets
  • the font size of the headings
  • etc.

Memory leak

if open this file with VS code ,VS code will Memory leak and the previw can't open

VScode installed Plugin Markdown+Math

please copy this docment to a markdown file

$$x=x^2$$

$$x=\frac{-b\pm\sqrt{b^2-4ac}}{\sqrt{b^2-4ac}-b\pm\sqrt{b^2-4ac_{22}}}$$

$$\begin{pmatrix}1 & 5&2\3 &5&4\6&7&8\end{pmatrix}$$ $$ \pm; \times; \div; \cdot; \cap; \cup; \geq; \leq; \neq; \approx; \equiv $$ $$ \sum; \prod; \lim; \int;$$

$$\lim_{x\to\infty}\int_0^5\frac{1}{dx}dy$$

$$x=\frac{-b\pm\sqrt{b^2-4ac}}{\sqrt{b^2-4ac}-b\pm\sqrt{b^2-4ac_{22}}}$$ $$x=\frac{-b\pm\sqrt{b^2-4ac}}{2a} $$

$$\sum_{i=-\infty}^{i=+\infty}\frac{1}{x}dx$$

$$\int_{0}^{1}\frac{1}{x}dx$$

  1. $$\begin{pmatrix}1 & 5&2\3 &5&4\6&7&8\end{pmatrix}$$
    $$ \pm; \times; \div; \cdot; \cap; \cup; \geq; \leq; \neq; \approx; \equiv $$
    $$ \sum; \prod; \lim; \int;$$
    $$\lim_{x\to\infty}\int_0^5\frac{1}{dx}dy $$

$$ \sum_{i=1}^n $$ i\quad $$\prod_{i=1}^n \quad\lim_{x\to0}x^2 \quad \int_{a}^{b}x^2 dx $$

$$ i \sum_{i=1}^n i \quad \prod_{i=1}^n\quad \lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n\quad\lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$\sum\nolimits_{i=1}^n\quad\prod\nolimits_{i=1}^n\quad\lim\nolimits_{x\to0} x^2 \quad\int\nolimits_a^b x^2 dx$$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n \quad\lim_{x\to0}x^2 \quad \int_{a}^{b}x^2 dx $$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n\quad \lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$ \sum_{i=1}^n i \quad \prod_{i=1}^n\quad \lim_{x\to0} x^2 \quad \int_a^b x^2 dx $$

$$\sum\nolimits_{i=1}^n\quad\prod\nolimits_{i=1}^n\quad \lim\nolimits_{x\to0} x^2 \quad \int\nolimits_a^b x^2 dx $$

$$\lim\nolimits_{x\to0} x^2 $$

ๅทฆๅณ็ฎญๅคด

$$\leftarrow\rightarrow$$

$$\xleftarrow{x+y+z} \quad $$

$$\xrightarrow[x<y]{x+y+z} $$

$$\bar{x} $$
=>xยฏ

$\acute{x}\mathring{x}$$

$$ \vec{x}\grave{x} \dot{x}$$ $$ \hat{x} \tilde{x} \ddot{x}$$ $$ \check{x} \breve{x} \dot{x} $$ $$\Bigg(\bigg(\Big(\big((x)\big)\Big)\bigg)\Bigg)\quad$$ $$\Bigg[\bigg[\Big[\big[[x]\big]\Big]\bigg]\Bigg]\quad$$ $$\Bigg{\bigg{\Big{\big{{x}\big}\Big}\bigg}\Bigg}$$

$$
abcdefghijklmnopqrstuvwxyz

0123456789

$$

Unable to open files...

I'll have a important exam tomorrow...
And my note can only be opened by mdmath...
after this afternoon's update...
I can't open my all notes
for example
ๆ•ฐๅญฆ็ญ”ๆกˆ่ฎขๆญฃ.txt
it's a Chinese note, wrote in UTF-8.
It says
Unable to open 'Preview: ๆ•ฐๅญฆ็ญ”ๆกˆ่ฎขๆญฃ.md': KaTeX parse error: Expected 'EOF', got '้‡' at position 1: ้‡ฬฒๆ นๅฏนๅบ”.
Plz save me...

Support math inside blockquotes

Summary

It seems that the parser can't recognize the display math inside a blockquotes starting by '>'

Code example

    > some content
    > $$
    > \begin{aligned}
    > a\cdot(x+y)&=a\cdot x+a\cdot y  \\
    > x+(y+z)&=(x+y)+z  \\
    > x+y&=y+x  \\
    > \end{aligned}
    > $$

the html of the preview shows

<p>some content<br>
$$
\begin{aligned}
a\cdot(x+y)&amp;=a\cdot x+a\cdot y  \
x+(y+z)&amp;=(x+y)+z  \
x+y&amp;=y+x  \
\end{aligned}
$$</p>

Related links

Environment

     Operating system: Win10
       VSCode version: 1.9.1
Markdown+Math version: 1.1.0

It just does not work for me

Are there any requirements to make it work besides just to install it and activate?

  • I can see preview, but the equations are not rendered - just their source code. Rest of markdown is rendered properly (e.g. headers, lists)
  • the keyboard shortcuts Ctrl+Shift+. or Ctrl+Shift+P does nothing.

possible causes:

  • Are there any issues on linux (I have Ubuntu 16.04 LTS 64bit ) ?
  • Can it interfere with some other packages? ( I installed many Markdown plugins into visual studio code recently ). For example markdown-auto-preview
  • are there some steps which have to be done to activate it? (e.g. edit my user settings) ?

Broken display math after code block

When I create a block of "display math" after a code block the html code for the katex formular gets into the code block.

```
code
```

$$a = b$$

results in this.

image

If I put any character between the code block and the display math block it works fine.

Font error

Summary

Line 3 in mdmath.css, i.e. body { font-family: serif !important; } overwrote the font-family in github-markdown.min.css.

Attached a screenshot showing the difference between previews supplied by vscode and mdmath
screenshot

Unable to open preview

I installed this extension and use ctrl+shift+., but it shows an error:

"cannot open"Preview: Filename.md": Cannot read property 'document' of undefined.

How could I fix it?

Failed to use customized CSS

Summary

Failed to use customized CSS
...

Expected behavior

Apply any user CSS file on md preview
...

Actual behavior

Nothing is changed after setting customized CSS
...

Steps to reproduce

set customized CSS in workspace or user settings.

Environment

     Operating system: OSX 10.12
       VSCode version:1.12.2
Markdown+Math version: latest from marketplace

Chinese encoding problem when using mdmath.clipToHtml

Summary

When I use mdmath.clipToHtml, I find out there is an encoding problem after I paste into an HTML file, if I use mdmath.exportToHtml, and copy from output, it works fine.

Expected behavior

mdmath.clipToHtml works same as mdmath.exportToHtml

Actual behavior

Using mdmath.clipToHtml can not get the correct encoding output.

Related links

Environment

     Operating system: macOS 10.12.3
       VSCode version: 1.9.1
Markdown+Math version: 1.2.0

command 'extension.mdmath' not found

I install from the vscode extension list, when I use ctrl+shift_. , no response ,show me error command 'extension.mdmath' not found Close Error

VS Code complains 'Html copying to clipboard failed' when run the command

Summary

I wrote a markdown file with lots of latex-sytax equations. But when I use the command palette to run Markdown:clip Markdown+Math to HTML, the VS Code info window pops up and shows 'Html copying to clipboard failed'
I found someone reported this issue before and it is suggested to open the preview window once then run that command. And I actually opened the markdown source window and the preview window at left and right windows of VS Code seperately, so I think maybe something other is wrong with my environments,
...

Expected behavior

Run the clip command and HTML content is clipped to clipboard.
...

Actual behavior

VS Code info window pops up saying Html copying to clipboard failed
...

Steps to reproduce

  1. First step: Create a new markdown file, write just $\lambda$
  2. Second step: Press Ctrl+P to call out the command palette window
  3. Third step: Run Markdown:clip Markdown+Math to HTML

Code example

$\lambda$  

Cannot clip to clipboard 

Related links

Environment

     Operating system: _Ubuntu 16.04 LTS_
       VSCode version: _ 1.20.1_
Markdown+Math version: 2.1.0

Can not work without Internet

Summary

... When not connected to the Internet, the plugin is not working.

Related links

Environment

     Operating system: Window7
       VSCode version: 1.15.1
Markdown+Math version: v2.0.3

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