LaTeX-02 文档基本结构、编译、特殊符号输出

\documentclass{article}%book, report, letter\usepackage{amsmath}%宏包%导言区\begin{document}The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.The quick brown fox jumps over the lazy dog.The quick brown fox jumps over the lazy dog.$a^2+b^2=c^2$The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.The quick brown fox jumps over the lazy dog.The quick brown fox jumps over the lazy dog. The quick brown fox jumps over the lazy dog.\%,\$,\{...\},$\backslash$$$a^2+b^2=c^2$$\end{document}