Aurora错误提示

hbghlyj

请问这个错误如何解决

isee

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}

hbghlyj

回复 2# isee
已经解决了。下面是包含全部论坛自定义代码的Packages，备份到这里，以免下次换电脑时弄丢。

2. \usepackage{amsmath}
3. \usepackage{amssymb}
4. \usepackage{mathrsfs}
5. \usepackage{CJK}
6. \providecommand{\abs}[1]{\left\lvert#1\right\rvert}
7. \providecommand{\norm}[1]{\left\lVert#1\right\rVert}
8. \providecommand{\mbb}{\mathbb}
9. \providecommand{\riff}{\implies}
10. \providecommand{\liff}{\impliedby}
11. \providecommand{\rmd}{\mathop{}\!\mathrm{d}}
12. \providecommand{\vv}{\overrightarrow}
13. \providecommand{\sslash}{\mathrel{/\mkern-5mu/}}
14. \providecommand{\px}{\mathrel{/\mkern-5mu/}}
15. \providecommand{\pqd}{\stackrel{\\sslash}{\raise-.5ex{=\!\!\!\!=}}}
16. \providecommand{\veps}{\varepsilon}
17. \providecommand{\du}{^\circ}
18. \providecommand{\bsb}{\boldsymbol}
19. \providecommand{\bm}{\boldsymbol}
20. \providecommand{\kongji}{\varnothing}
21. \providecommand{\buji}{\complement}
22. \providecommand{\S}[1]{S_{\triangle#1}}
23. \providecommand{\led}{\left\{\begin{aligned}}
24. \providecommand{\endled}{\end{aligned}\right.}
25. \providecommand{\edr}{\left.\begin{aligned}}
26. \providecommand{\endedr}{\end{aligned}\right\}}
27. \providecommand{\an}{\{a_n\}}
28. \providecommand{\bn}{\{b_n\}}
29. \providecommand{\cn}{\{c_n\}}
30. \providecommand{\xn}{\{x_n\}}
31. \providecommand{\Sn}{\{S_n\}}
32. \providecommand{\inR}{\in\mbb R}
33. \providecommand{\inN}{\in\mbb N}
34. \providecommand{\inZ}{\in\mbb Z}
35. \providecommand{\inC}{\in\mbb C}
36. \providecommand{\inQ}{\in\mbb Q}
37. \providecommand{\Rtt}{\text{Rt}\triangle}
38. \providecommand{\LHS}{\text{LHS}}
39. \providecommand{\RHS}{\text{RHS}}

复制代码

每次打中文都得加上
\begin{CJK}{GBK}{song}
...
\end{CJK}