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楼主 |
kuing
发表于 2024-5-21 21:39
附:测试代码
我知乎回答里的截图就是在由以下代码生成的 PDF 上截取的。
- \documentclass{article}
- \usepackage{amsmath}
- \usepackage{tikz}
- \newcommand\redbox[1]{%
- \tikz[baseline=(X.base)]{\node[draw=red,inner sep=0pt] (X) {#1};}}
- \begin{document}
- \redbox{$\dfrac12$}
- \redbox{$\cfrac12$}
- $\cfrac[l]1{1111}+\cfrac[r]1{1111}$
- $\cfrac[l]1{1+\cfrac[l]1{1+\cfrac[l]1{1+\cfrac[l]1{1}}}}
- +\cfrac[r]1{1+\cfrac[r]1{1+\cfrac[r]1{1+\cfrac[r]1{1}}}}$
- \redbox{$\dfrac1{1+\dfrac1{1+\dfrac1{1+\dfrac1{1}}}}$}
- \redbox{$\cfrac1{1+\cfrac1{1+\cfrac1{1+\cfrac1{1}}}}$}
- \vskip2em
- \verb"\linespread{1.5}":
- \linespread{1.5}
- \redbox{$\dfrac12$}
- \redbox{$\cfrac12$}
- \redbox{$\dfrac1{1+\dfrac1{1+\dfrac1{1+\dfrac1{1}}}}$}
- \redbox{$\cfrac1{1+\cfrac1{1+\cfrac1{1+\cfrac1{1}}}}$}
- \end{document}
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