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Aurora错误提示

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isee Posted 2020-2-18 11:45 |Read mode
回复 1# hbghlyj

不用aurora很久了,理应上aurora默认是有\usepackage{amsmath}的

你试试\dfrac xy

如果也不成,那就是少了宏包amsmath


向量“自然语言” \overrightarrow {AB}

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2025-6-6 13:46 GMT+8

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