# Add formulas to the editor
**URL:** https://meta.discourse.org/t/add-formulas-to-the-editor/27499
**Category:** Feature
**Created:** [2015年四月12日 19:32 UTC](https://meta.discourse.org/t/add-formulas-to-the-editor/27499 "2015-04-12T19:32:29Z")
**Posts on this page:** 4
**Page:** 1
### Author:  [@Pirat](https://meta.discourse.org/u/Pirat)
#### Post date: [2015年四月12日 19:32 UTC](https://meta.discourse.org/t/add-formulas-to-the-editor/27499/1 "2015-04-12T19:32:29Z")
I propose to add the formula
to do list a formula directly in the editor
> **[KaTeX – The fastest math typesetting library for the web](http://khan.github.io/KaTeX/)**
>
> Simple API, no dependencies – yet super fast on all major browsers.
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### Author:  [@elberet](https://meta.discourse.org/u/elberet)
#### Post date: [2015年四月12日 19:36 UTC](https://meta.discourse.org/t/add-formulas-to-the-editor/27499/2 "2015-04-12T19:36:02Z")
This already exists as a plugin:
[https://meta.discourse.org/t/mathjax-plugin-supports-math-notation-using-latex/12826](https://meta.discourse.org/t/mathjax-plugin-supports-math-notation-using-latex/12826)
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### Author:  [@Pirat](https://meta.discourse.org/u/Pirat)
#### Post date: [2015年四月12日 19:38 UTC](https://meta.discourse.org/t/add-formulas-to-the-editor/27499/3 "2015-04-12T19:38:46Z")
thank you i did not know
I noticed that there are not all the formulas and they are not comfortable
I propose to make a list of formulas that can be selected as emoticons
as emoticons
**smiley formula so to speak with the function of editing**
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### Author:  [@zogstrip](https://meta.discourse.org/u/zogstrip)
#### Post date: [2015年四月12日 20:14 UTC](https://meta.discourse.org/t/add-formulas-to-the-editor/27499/4 "2015-04-12T20:14:14Z")
Unlike emojis, mathematic formulas are very specific and will thus not be included in core.
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