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author:

李娴娟 (李娴娟.) [1] (Scholars:李娴娟)

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CQVIP PKU

Abstract:

利用一阶有限差分-谱方法求解Allen-Cahn方程ut-Δu+1ε2 f(u)=0并进行严格的误差分析,其中交面宽度ε是一个很小的参数.误差分析结果表明:若初始解u0的正则性受ε-σ控制,当时间步长δt充分小以及多项式阶数N充分大时,全离散格式的误差界也受ε-σ控制.该误差分析有效改进了误差界受eε1/2控制的结果.

Keyword:

Allen-Cahn方程 有限差分 误差分析 谱方法

Community:

  • [ 1 ] [李娴娟]福州大学

Reprint 's Address:

  • 李娴娟

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Source :

福州大学学报(自然科学版)

ISSN: 1000-2243

CN: 35-1337/N

Year: 2017

Issue: 3

Volume: 45

Page: 307-311

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: 1

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