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	A multigrid-based preconditioner for solving the Helmholtz equation with average-derivative optimal scheme 期刊论文 OAI收割 CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2019, 卷号: 62, 期号: 7, 页码: 2660-2670 作者: Yuan YuXin; Li AMan; Hu Ting; Guo Peng; Liu Hong \| 收藏 \| 浏览/下载：75/0 \| 提交时间：2019/08/22 Multigrid Anisotropic problem Helmholtz equation Average-derivative optimal scheme
	Modeling of frequency-domain scalar wave equation with the average-derivative optimal scheme based on a multigrid-preconditioned iterative solver 期刊论文 OAI收割 JOURNAL OF APPLIED GEOPHYSICS, 2018, 卷号: 148, 页码: 70-82 作者: Cao, Jian; Chen, Jing-Bo; Dai, Meng-Xue \| 收藏 \| 浏览/下载：25/0 \| 提交时间：2018/09/26 Bi-CGSTAB Multigrid method Average-derivative optimal scheme Local mode analysis Fourier spectral analysis
	Modeling of frequency-domain scalar wave equation with the average-derivative optimal scheme based on a multigrid-preconditioned iterative solver 期刊论文 OAI收割 JOURNAL OF APPLIED GEOPHYSICS, 2018, 卷号: 148, 页码: 70-82 作者: Cao, Jian; Chen, Jing-Bo; Dai, Meng-Xue \| 收藏 \| 浏览/下载：23/0 \| 提交时间：2018/09/26 Bi-CGSTAB Multigrid method Average-derivative optimal scheme Local mode analysis Fourier spectral analysis
	Studies on iterative algorithms for modeling of frequency-domain wave equation based on multi-grid precondition 期刊论文 OAI收割 CHINESE JOURNAL OF GEOPHYSICS-CHINESE EDITION, 2015, 卷号: 58, 期号: 3, 页码: 1002-1012 作者: Cao Jian; Chen Jing-Bo; Cao Shu-Hong \| 收藏 \| 浏览/下载：18/0 \| 提交时间：2017/12/18 Multi-grid method Relaxation factor Local mode analysis Average-derivative optimal scheme