Multigrid methods for saddle point problems: Oseen system

作者：Brenner Susanne C^*; Li Hengguang; Sung Li yeng

来源：Computers & Mathematics with Applications, 2017, 74(9): 2056-2067.

DOI：10.1016/j.camwa.2017.06.016

• Multigrid
• Saddle point problem
• Oseen system
• Mixed finite element method

We develop and analyze multigrid methods for the Oseen system in fluid flow. We show that the W-cycle algorithm is a uniform contraction if the number of smoothing steps is sufficiently large. Numerical results that illustrate the performance of the methods are also presented.

• 出版日期2017-11-1