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数列极限问题

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大一新生 posted 2018-7-18 17:50 |Read mode
Last edited by 大一新生 2018-8-30 13:53$\lim\limits_{n\to \infty}x_n=a$的定义:$\forall\varepsilon>0,\exists N\inN_+$,当$n>N$时,有$|x_n-a|<\varepsilon.$

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original poster 大一新生 posted 2018-7-18 17:56
有没有代码能让$\lim\limits_{x\to x_0^+\\(x\to x_0^-)\\(x\to +\infty)}f(x)=0$变得好看点哇,求教

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kuing posted 2018-7-18 18:28
回复 2# 大一新生

\lim\limits_{\substack{x\to x_0^+\\(x\to x_0^-)\\(x\to +\infty)}}f(x)=0

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original poster 大一新生 posted 2018-7-18 18:33
回复 3# kuing
谢谢!$\lim\limits_{\substack{x\to x_0^+\\(x\to x_0^-)\\(x\to +\infty)}}f(x)=0$

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