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Author:

Tao, Qi (Tao, Qi.) | Liu, Yong (Liu, Yong.) | Jiang, Yan (Jiang, Yan.) | Lu, Jianfang (Lu, Jianfang.)

Indexed by:

EI Scopus SCIE

Abstract:

An oscillation free local discontinuous Galerkin (OFLDG) method is proposed for solving nonlinear degenerate parabolic equations. The damping terms are added to the original LDG scheme to control the spurious oscillations when solutions have a large gradient. The L-2-stability and optimal priori error estimates for the semi-discrete scheme in one- and multi-dimensions are established. The numerical experiments demonstrate that the proposed method maintains the high order accuracy and controls the spurious oscillations well.

Keyword:

oscillation free optimal error estimates local discontinuous Galerkin methods degenerate parabolic equations

Author Community:

  • [ 1 ] [Tao, Qi]Beijing Univ Technol, Fac Sci, Beijing, Peoples R China
  • [ 2 ] [Liu, Yong]Chinese Acad Sci, Inst Computat Math, Acad Math & Syst Sci, LSEC, Beijing, Peoples R China
  • [ 3 ] [Jiang, Yan]Univ Sci & Technol China, Sch Math Sci, Hefei, Anhui, Peoples R China
  • [ 4 ] [Lu, Jianfang]South China Univ Technol, Sch Math, Guangzhou, Guangdong, Peoples R China
  • [ 5 ] [Liu, Yong]Chinese Acad Sci, Inst Computat Math, Acad Math & Syst Sci, LSEC, Beijing 100190, Peoples R China

Reprint Author's Address:

  • [Liu, Yong]Chinese Acad Sci, Inst Computat Math, Acad Math & Syst Sci, LSEC, Beijing 100190, Peoples R China;;

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Source :

NUMERICAL METHODS FOR PARTIAL DIFFERENTIAL EQUATIONS

ISSN: 0749-159X

Year: 2023

Issue: 4

Volume: 39

Page: 3145-3169

3 . 9 0 0

JCR@2022

ESI Discipline: ENGINEERING;

ESI HC Threshold:19

Cited Count:

WoS CC Cited Count: 9

SCOPUS Cited Count: 8

ESI Highly Cited Papers on the List: 0 Unfold All

WanFang Cited Count:

Chinese Cited Count:

30 Days PV: 2

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