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Accelerated schemes of compact difference methods for space-fractional sine-Gordon equations with distributed delay
Sun, Tao1,2; Zhang, Chengjian1,3; Tang, Changyang1,3
2024
Source PublicationNumerical Linear Algebra with Applications
ISSN1070-5325
Pagese2556
Abstract

In this paper, for quickly solving one- and two-dimensional space-fractional sine-Gordon equations with distributed delay, we suggest several accelerated schemes of direct compact difference (DCD) methods. For one-dimensional (1D) problems, with a function transformation, we construct an indirect compact difference (ICD) method, which requires less calculation cost than the corresponding DCD method, and prove under the appropriate conditions that ICD method has second-order (resp. forth-order) calculation accuracy in time (resp. space). By extending the argument for 1D case, we further obtain an ICD method for solving two-dimensional (2D) problems and derive the similar convergence result. For ICD and DCD methods of 2D problems, we also give their alternative direction implicit (ADI) schemes. Moreover, for the fast implementations of ICD method of 1D problems and indirect ADI method of 2D problems, we further present their acceleration strategies. Finally, with a series of numerical experiments, the findings in this paper are further confirmed.

KeywordAlternative Direction Implicit Scheme Direct/indirect Compact Difference Methods Error Analysis Fast Implementation Space-fractional Sine-gordon Equations With Distributed Delay
DOI10.1002/nla.2556
URLView the original
Indexed BySCIE
Language英語English
WOS Research AreaMathematics
WOS SubjectMathematics, Applied ; Mathematics
WOS IDWOS:001202874800001
PublisherWILEY, 111 RIVER ST, HOBOKEN 07030-5774, NJ
Scopus ID2-s2.0-85190973860
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Document TypeJournal article
CollectionFaculty of Science and Technology
DEPARTMENT OF MATHEMATICS
Corresponding AuthorZhang, Chengjian
Affiliation1.School of Mathematics and Statistics, Huazhong University of Science and Technology, Wuhan, China
2.Department of Mathematics, University of Macau, Macao
3.Hubei Key Laboratory of Engineering Modeling and Scientific Computing, Huazhong University of Science and Technology, Wuhan, China
First Author AffilicationUniversity of Macau
Recommended Citation
GB/T 7714
Sun, Tao,Zhang, Chengjian,Tang, Changyang. Accelerated schemes of compact difference methods for space-fractional sine-Gordon equations with distributed delay[J]. Numerical Linear Algebra with Applications, 2024, e2556.
APA Sun, Tao., Zhang, Chengjian., & Tang, Changyang (2024). Accelerated schemes of compact difference methods for space-fractional sine-Gordon equations with distributed delay. Numerical Linear Algebra with Applications, e2556.
MLA Sun, Tao,et al."Accelerated schemes of compact difference methods for space-fractional sine-Gordon equations with distributed delay".Numerical Linear Algebra with Applications (2024):e2556.
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