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Latex: 解決 The gutter between columns is x inches wide (on page x), but should be at least x inches. 問題
在提交會議論文，EDAS檢查論文格式的時候，出現Warning：
The gutter between columns is x inches wide (on page x), but should be at least 0.2 inches.
解決方法是在\begin{document}前加上\columnsep 0.2in的定義即可。
2018.4