🔍

首页Home › 科研工具Research

∑ LaTeX 公式编辑器(实时预览)LaTeX Equation Editor (Live Preview)

输入 LaTeX 数学公式即可实时渲染预览(本地 KaTeX 引擎,无需联网),提供分数、根号、矩阵、求和、积分、希腊字母等一键插入按钮和常用公式示例,可复制为 $…$、\[…\]、equation 环境或 MathML(粘贴到 Word)。Type LaTeX math and see it rendered live with a bundled KaTeX engine (works offline). One-click snippets for fractions, roots, matrices, sums, integrals and Greek letters, ready-made examples, and copy as $…$, \[…\], an equation environment or MathML for Word.

LaTeX 公式LaTeX
预览Preview
复制Copy

公式使用 KaTeX 在本地渲染,支持绝大多数 amsmath 命令(\frac、\sum、matrix、cases、align 等)。“MathML”可以直接粘贴到 Word 365 / WPS 成为可编辑公式。Rendered locally with KaTeX, which supports most amsmath commands (\frac, \sum, matrix, cases, align …). Paste the MathML into Word 365 to get an editable equation.

使用说明与常见问题How-to & FAQ

「LaTeX 公式编辑器(实时预览)」是什么?What is the LaTeX Equation Editor (Live Preview)?

输入 LaTeX 数学公式即可实时渲染预览(本地 KaTeX 引擎,无需联网),提供分数、根号、矩阵、求和、积分、希腊字母等一键插入按钮和常用公式示例,可复制为 $…$、\[…\]、equation 环境或 MathML(粘贴到 Word)。Type LaTeX math and see it rendered live with a bundled KaTeX engine (works offline). One-click snippets for fractions, roots, matrices, sums, integrals and Greek letters, ready-made examples, and copy as $…$, \[…\], an equation environment or MathML for Word.

如何使用「LaTeX 公式编辑器(实时预览)」?How do I use the LaTeX Equation Editor (Live Preview)?

在输入框里写公式(如 \frac{a}{b}),下方立即显示排版效果;点上方按钮插入常用结构。语法有误时会提示错误位置。写好后选择需要的格式复制:写论文用 equation 环境,粘贴到 Word 选 MathML。Type a formula such as \frac{a}{b} and the preview updates instantly; use the buttons for common structures. Errors show where the syntax breaks. Copy as an equation environment for papers or MathML for Word.

为什么有些命令显示错误?Why do some commands fail?

KaTeX 支持绝大多数数学命令,但不支持 \usepackage 引入的宏包命令和自定义宏。可以先用 \newcommand 在公式里定义,或改用标准写法。KaTeX covers most math commands but not package-specific or custom macros; define them inline with \newcommand or use standard syntax.

怎么把公式粘贴到 Word?How do I paste into Word?

点“复制 MathML”,在 Word 中粘贴(建议“仅保留文本”),Word 会自动转换成可编辑的公式。Use “Copy MathML” and paste into Word (keep text only); Word converts it into an editable equation.

「LaTeX 公式编辑器(实时预览)」免费吗?文件会上传吗?Is the LaTeX Equation Editor (Live Preview) free? Are my files uploaded?

「LaTeX 公式编辑器(实时预览)」完全免费,无需注册。你输入的内容只在本机浏览器里处理(并保存在本机方便下次继续),不会上传到任何服务器,适合处理未发表的论文和数据。The LaTeX Equation Editor (Live Preview) is free with no sign-up. Everything you enter is processed in this browser only (and kept locally so you can continue later); nothing is uploaded, so it is safe for unpublished papers and data.

相关工具Related tools

Ω LaTeX 符号大全(点击复制命令)LaTeX Symbols List (Click to Copy)📄 Markdown 表格转 LaTeXMarkdown Table to LaTeX📄 LaTeX 片段生成器LaTeX Snippet Generator🛡️ LaTeX 特殊字符转义LaTeX Special Character Escaper📊 CSV 转 LaTeX 表格(booktabs / 三线表)CSV to LaTeX Table (booktabs)🔬 科学计数法转换Scientific Notation Converter🖋️ LaTeX 公式转 SVG / PNG 图片LaTeX Formula to SVG / PNG

← 全部工具All tools