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A NOVEL LEAST SQUARES METHOD FOR HELMHOLTZ EQUATIONS WITH LARGE WAVE NUMBERS 期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2020, 卷号: 58, 期号: 5, 页码: 3091-3123
作者:  Hu, Qiya;  Song, Rongrong
收藏  |  浏览/下载:140/0  |  提交时间:2021/01/14
Helmholtz equations  inhomogeneous media  large wave number  auxiliary unknowns  least squares  error estimates  preconditioner  
Multiscale asymptotic analysis and numerical simulation for the second order Helmholtz equations with rapidly oscillating coefficients over general convex domains 期刊论文
SIAM JOURNAL ON NUMERICAL ANALYSIS, 2002, 卷号: 40, 期号: 2, 页码: 543-577
作者:  Cao, LQ;  Cui, JZ;  Zhu, DC
收藏  |  浏览/下载:78/0  |  提交时间:2018/07/30
multiscale asymptotic analysis  second order Helmholtz equation  rapidly oscillating coefficients  finite element method  postprocessing technique