linux-ubuntu install latex

安装latex解释器

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sudo atp install texliv-full

安装latex编辑器

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sudo apt install textmaker

latex文件编写

编写就行了
title和maketitle,maketitle是制作首页的意思

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\usepackage{gensymb} \circ

参考文献

1.https://milq.github.io/install-latex-ubuntu-debian/
2.https://www.overleaf.com/learn/latex/Questions/How_can_I_write_a_°_(degree)_symbol_in_LaTeX%3F?nocdn=true
3.https://tex.stackexchange.com/questions/45817/theorem-definition-lemma-problem-numbering