## 编译环境 操作系统 * [* ] Windows 7/8/10 * [ ] macOS * [ ] Linux `若需勾选,请把[ ]改成[x]` Tex发行版 * [* ] TexLive `年份` * [ ] MikTeX `版本号` * [ ] CTeX `若需勾选,请把[ ]改成[x]` ## 我的问题 在此输入你遇到的问题... 如何改为两倍行间距的同时使得有大括号的公式上下方空格较小? ``` \documentclass{article} \usepackage{geometry} \renewcommand{\baselinestretch}{2.0} \usepackage{bm,amsfonts,amssymb,amsmath,float}\usepackage{sectsty} \begin{document} Portfolio optimization aims to obtain an investment with low risk and high return by distributing money among candidate securities. \begin{equation} f(\alpha) = \left\{ \begin{array}{cl} 2\alpha +3, & \text{if} \ \alpha < 0.5 \\ 4\alpha +2, & \text{if} \ \alpha \geq 0.5, \\ \end{array} \right. \end{equation} Markowitz first proposed mean-variance model into portfolio optimization by minimizing variance to reduce volatility. \end{document} ```

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> 如何改为两倍行间距 这是 word 中的两倍行距 > 使得有大括号的公式上下方空格较小 谁叫你要空行?空行不就换段了?换段了还要别人间距小? ```tex \documentclass{article} \usepackage{amsmath} \usepackage[ UseMSWordMultipleLineSpacing, MSWordLineSpacingMultiple=2 ]{zhlineskip} \begin{document} Portfolio optimization aims to obtain an investment with low risk and high return by distributing money among candidate securities. \begin{equation} f(\alpha) = \begin{cases} 2\alpha +3, & \text{if }\alpha < 0.5 \\ 4\alpha +2, & \text{if }\alpha \geq 0.5, \\ \end{cases} \end{equation} Markowitz first proposed mean-variance model into portfolio \end{document} ```
  • 试过了,好用,非常感谢! – 七七 2020-08-01 23:03 回复

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