Pan , KejiaWang , PengdeWang , Jinxuan and Wu , Xiaoxin. (2025). A Fast Cascadic Multigrid Method for Direct Finite Difference Discretizations of 3D Biharmonic Equations on Rectangular Domains.
Advances in Applied Mathematics and Mechanics. 18 (1).
170-188.
doi:10.4208/aamm.OA-2023-0319