Stability Analysis of Finite Element Methods for the Acoustic Wave Equation with Absorbing Boundary Conditions (Part I)

Stability Analysis of Finite Element Methods for the Acoustic Wave Equation with Absorbing Boundary Conditions (Part I)

Year:    1999

Author:    Xiu-Min Shao, Zhi-Ling Lan

Journal of Computational Mathematics, Vol. 17 (1999), Iss. 3 : pp. 293–306

Abstract

In Part I and Part II of this paper initial-boundary value problems of the acoustic wave equation with absorbing boundary conditions are considered. Their finite element-finite difference computational schemes are proposed. The stability of the schemes is discussed and the corresponding stability conditions are given. Part I and Part II concern the first- and the second-order absorbing boundary conditions, respectively. Finally, numerical results are presented in Part II to show the correctness of theoretical analysis.  

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Journal Article Details

Publisher Name:    Global Science Press

Language:    English

DOI:    https://doi.org/1999-JCM-9103

Journal of Computational Mathematics, Vol. 17 (1999), Iss. 3 : pp. 293–306

Published online:    1999-01

AMS Subject Headings:   

Copyright:    COPYRIGHT: © Global Science Press

Pages:    14

Keywords:    Stability Finite element methods Wave equation Absorbing boundary conditions.

Author Details

Xiu-Min Shao

Zhi-Ling Lan