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author:

吕书龙 (吕书龙.) [1] | 刘文丽 (刘文丽.) [2] | 梁飞豹 (梁飞豹.) [3]

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Abstract:

探讨Legendre正交多项式的性质并给出它关于n奇偶性的通项表示.通过n个零点及其对称性,借助配方多项式,建立配方系数与通项系数的对应关系,构造配方系数的非线性方程组.最后,用拟牛顿法求解配方系数,求得Legendre多项式的n个零点和对应的求积系数,降低零点求解的复杂度,方便了Gauss型求积公式的应用.

Keyword:

Gauss求积 Legendre正交多项式 配方多项式 零点 非线性方程组

Community:

  • [ 1 ] 福州大学数学与计算机科学学院,福建福州350108

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Source :

福州大学学报:自然科学版

ISSN: 1000-2243

CN: 35-1337/N

Year: 2011

Issue: 3

Volume: 39

Page: 334-338

Cited Count:

WoS CC Cited Count:

SCOPUS Cited Count:

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count: -1

30 Days PV: 0

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