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Iterative solution to the biharmonic equation in mixed form discretized by the Hybrid High-Order method
We consider the solution to the biharmonic equation in mixed form discretized by the Hybrid High-Order (HHO) methods. The two resulting …
P. F. Antonietti, P. Matalon, M. Verani
Cite DOI arXiv
Algebraic multigrid preconditioner for statically condensed systems arising from lowest-order hybrid discretizations
We address the numerical solution of linear systems arising from the hybrid discretizations of second-order elliptic partial …
D. A. Di Pietro, F. Hülsemann, P. Matalon, P. Mycek, U. Rüde
Cite DOI HAL
High-order multigrid strategies for HHO discretizations of elliptic equations
This study compares various high-order multigrid strategies for the fast solution of elliptic equations discretized by the Hybrid …
D. A. Di Pietro, P. Matalon, P. Mycek, U. Rüde
Cite DOI HAL
Towards robust, fast solutions of elliptic equations on complex domains through hybrid high‐order discretizations and non‐nested multigrid methods
The use of modern discretization technologies such as Hybrid High-Order (HHO) methods, coupled with appropriate linear solvers, allow …
D. A. Di Pietro, F. Hülsemann, P. Matalon, P. Mycek, U. Rüde, D. Ruiz
Cite DOI HAL
An h-multigrid method for Hybrid High-Order discretizations
We consider a second order elliptic PDE discretized by the Hybrid High-Order method, for which globally coupled unknowns are located at …
D. A. Di Pietro, F. Hülsemann, P. Matalon, P. Mycek, U. Rüde, D. Ruiz
Cite DOI HAL