KaTeX
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KaTeX
Fast math typesetting for the web.
**What is the previous behavior before this PR?** `\begin{array}` and `\begin{aligned}` rendered any optional argument like `[t]`. **What is the new behavior after this PR?** Matching LaTeX, `\begin{array}`, `\begin{darray}`, `\begin{aligned}`,...
> Before reporting a bug - [x] Check [common issues](https://katex.org/docs/issues.html). - [ ] Check the bug is reproducible in [the demo](https://katex.org). If not, check KaTeX is up-to-date and installed correctly....
It is now possible to describe an array environment like \begin{array}{* {35}{l}} This completes task number 3 on [#269](https://github.com/KaTeX/KaTeX/issues/269) **What is the previous behavior before this PR?** When encountering an...
**Describe the bug:** (title is self-explanatory) `\left` and `\right` don't work with `\llbracket` and `\rrbracket` **Environment** - KaTeX Version: v0.15.2 - Device: browser - OS: Manjaro 21 - Browser: Firefox...
[String.prototype.substr()](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/substr) is deprecated so we replace it with [String.prototype.slice()](https://developer.mozilla.org/en-US/docs/Web/JavaScript/Reference/Global_Objects/String/slice) which works similarily but isn't deprecated. .substr() probably isn't going away anytime soon but the change is trivial so it doesn't...
Add support for `\if`, `\fi`, `\ifx`, `\else`, `\ifmmode`. Not sure what other conditionals may be useful.
The following code is valid in LaTeX language, but KaTeX interprets `[b]` to be size specification for `\\` and throws error: ```latex \begin{gathered} a \\ [b] \end{gathered} ``` The same...
`\:_*` produces the bizarre error message: KaTeX parse error: Got group of unknown type: 'internal' same with `\,` or `\!` in constrast LaTeX doesn't mind
  `\iiiint`, `\idotsint`, `\varoiint`, `\sqint`, `\sqiint`, `\ointctrclockwise`, `\ointclockwise`, `\varointclockwise`, `\varointctrclockwise`, `\fint`, `\landupint`, `\landdownint` **Link to or name of a (La)TeX package that provides the same feature:** esint: https://www.ctan.org/tex-archive/macros/latex/contrib/esint
**Is your feature request related to a problem? Please describe.** When using `katex` in typescript, one has to use the `@types/katex` package to get some type interference. However, these type...
