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识别图片中的公式！免费的在线LaTeX公式编辑器。支持导出svg、超大png、jpg、MathML、SVGCode。可以打出任何公式，不只是数学！支持物理physics、化学mhchem、unicode等常用扩展宏包加载。即时渲染，基于MathJax实现。
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Interactive Open Source Numerical Library of C/C++ functions for Engineering, Finance, Maths, Science and Statistics. With Online Calculators for Numerical Components and Excel Add-ins.
An online LaTeX editor that’s easy to use. No installation, real-time collaboration, version control, hundreds of LaTeX templates, and more.
Online GDB is online compiler and debugger for C/C++. You can compile, run and debug code with gdb online. Using gcc/g++ as compiler and gdb as debugger. Currently C and C++ languages are supported.
