取整函数及应用

在数学分析诸教材中,对取整函数及其应用均有阐述.我们熟知,在证明limx→∞(1+1/x)x=e的过程中要用到取整函数.限于篇幅,各教材对取整函数出现在极限、微分、积分及级数中时应如何处理没有系统阐述.而学生们在遇到取整函数的有关问题时往往无从下手.本文仅就这方面的问题做些讨论.

How the Collegians Improve Their English Reading Skills

This article intends to introduce some methods to college students on how to improve their English reading skills and analyzes why these methods are helpful.