公式在上效果在下 inline 公式 E = mc^2\\ a = bx + c <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js"> block 公式 \Delta = b^2 - 4ac<script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":false})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js"> 注意输入公式时建议关掉富文本模式，关闭方法为点击钢笔按钮

\color{red}{\textbf{洛村家人社区}}\longrightarrow \color{blue}{\textbf{洛桑学术论坛}} <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js">

Cool！ e^{i\\pi}+1=0 <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js">

这个式子不能被渲染 [math:0] \underbrace{\sin{x}}_{\Gamma_{123}} [/math:0] if(window.hljsLoader && !document.currentScript.parentNode.hasAttribute('data-s9e-livepreview-onupdate')) { window.hljsLoader.highlightBlocks(document.currentScript.parentNode); } \underbrace{\sin{x}}_{\Gamma_{123}} <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js"> 需要使用 \[imath:0]\_[/imath:0] 才可以渲染，这或许是因为LaTeX环境没有完全和Markdown语法分开的问题？ [math:0] \underbrace{\sin{x}}\_{\Gamma_\{123\}} [/math:0] if(window.hljsLoader && !document.currentScript.parentNode.hasAttribute('data-s9e-livepreview-onupdate')) { window.hljsLoader.highlightBlocks(document.currentScript.parentNode); } \underbrace{\sin{x}}\_{\Gamma_\{123\}} <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js"> 还有一个关于适用 \\ 分行的问题，使用以下标准LaTeX代码无法正确分行 [math:0] \begin{aligned} \sin{x}\\ \cos{x} \end{aligned} [/math:0] if(window.hljsLoader && !document.currentScript.parentNode.hasAttribute('data-s9e-livepreview-onupdate')) { window.hljsLoader.highlightBlocks(document.currentScript.parentNode); } \begin{aligned} \sin{x}\\ \cos{x} \end{aligned} <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js"> 需要使用 \ 处理后才可以 [math:0] \begin{aligned} \sin{x}\\\\ \cos{x} \end{aligned} [/math:0] if(window.hljsLoader && !document.currentScript.parentNode.hasAttribute('data-s9e-livepreview-onupdate')) { window.hljsLoader.highlightBlocks(document.currentScript.parentNode); } \begin{aligned} \sin{x}\\\\ \cos{x} \end{aligned} <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js">

洛村家人社区 \Delta = b^2 - 4ac<script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":false})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js"> 测试引用

e^x+1=0 <script defer crossorigin="anonymous" integrity="sha384-X/XCfMm41VSsqRNQgDerQczD69XqmjOOOwYQvr/uuC+j4OPoNhVgjdGFwhvN02Ja" onload="katex.render(this.parentNode.innerText, this.parentNode, {"fleqn":false,"leqno":true,"output":"htmlAndMathml","throwOnError":false,"errorColor":"#cc0000","minRuleThickness":0.05,"maxSize":10,"maxExpand":1000,"macros":{},"colorIsTextColor":false,"displayMode":true})" src="https://cdn.jsdelivr.net/npm/katex@0.16.0/dist/katex.min.js">

洛村家人公式输入

洛村家人社区

公式在上效果在下

inline 公式

E = mc^2\\ a = bx + c

block 公式

\Delta = b^2 - 4ac

注意

输入公式时建议关掉富文本模式，关闭方法为点击钢笔按钮

登录社区查看完整内容

洛村家人社区

洛村家人社区 \Delta = b^2 - 4ac

测试引用...

登录社区查看完整内容

S-L

\color{red}{\textbf{洛村家人社区}}\longrightarrow \color{blue}{\textbf{洛桑学术论坛}}

登录社区查看完整内容

Voyager

Cool！

e^{i\\pi}+1=0

登录社区查看完整内容

Charlie

Voyager ~~感觉这个Jax公式插件在论坛里还没有智能到parse空行，可能得把空行去掉hh~~

目前已修复...

登录社区查看完整内容

Voyager

Charlie 原来如此~

登录社区查看完整内容

S-L

这个式子不能被渲染

信息登录后可见

\underbrace{\sin{x}}_{\Gamma_{123}}

需要使用信息登录后可见才可以渲染，这或许是因为LaTeX环境没有完全和Markdown语法分开的问题？

信息登录后可见

登录社区查看完整内容

洛村家人社区

S-L 是的！目前markdown和mathjax共存是有以上的问题，非常感谢梁博的总结👍

登录社区查看完整内容

洛村家人社区

S-L 这个问题修复啦换成了基于katex的公式渲染

登录社区查看完整内容