测试文章

01 Jan 2000

Latex test

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\[T(n)=n^2+2n+1=O(n^2)\] \[\Sigma_{i=1}^{n}A_i\] \[\Sum_{i=1}^{n}A_i\] \[\sum_{i=1}^{n}A_i\] \[\lim_x\] \[\lim\limits_x\] \[\lim\nolimits_x\] \[\lim\limits_{n\rightarrow\infty}\frac{1}{n}\] \[\int_{-\infty}^{0} e^x \mathrm{d}x = 1\]

[1] Cormen T.H. 等著; 殷建平等译. Introduction to Algorithm, Third Edition[M]. 北京:机械工业出版社, 2013.1.