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author:

简彩仁 (简彩仁.) [1] | 吕书龙 (吕书龙.) [2] | 周勇 (周勇.) [3]

Abstract:

研究一道极坐标系下交换积分次序题.根据二重积分积分变量符号无关性的原理,得出并不需要在极坐标系下进行交换积分次序,只需将θ和r视为直角坐标系的坐标轴,直接利用直角坐标系交换积分次序的方法进行研究即可.

Keyword:

交换积分次序 数形结合 极坐标

Community:

  • [ 1 ] [简彩仁]厦门大学嘉庚学院
  • [ 2 ] [吕书龙]福州大学
  • [ 3 ] [周勇]福州大学

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Source :

福建教育学院学报

ISSN: 1673-9884

CN: 35-1240/G4

Year: 2021

Issue: 1

Volume: 22

Page: 123-125

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 3

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