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author:

方侃 (方侃.) [1]

Indexed by:

CQVIP

Abstract:

文章纠正了本科高等数学教材中一个常见错误,并提出正确解法.即用拉格朗日乘子法求在有界闭区域上连续可微的函数的最值,实际上按此方法得到的仅仅是极值,要想得到最值,必须把边界曲线代入最后比较得到的才是最大值和最小值.

Keyword:

二元函数 最大值 最小值 极值

Community:

  • [ 1 ] [方侃]福州大学

Reprint 's Address:

  • 方侃

Email:

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Source :

福建教育学院学报

ISSN: 1673-9884

CN: 35-1240/G4

Year: 2018

Issue: 10

Page: 123-125

Cited Count:

WoS CC Cited Count: 0

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count: -1

Chinese Cited Count:

30 Days PV: 2

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