An additive Schwarz method for mortar Morley finite element discretizations of 4th order elliptic problem in 2D

zbMath1113.65112MaRDI QIDQ871268

Leszek Marcinkowski

Publication date: 16 March 2007

Published in: ETNA. Electronic Transactions on Numerical Analysis (Search for Journal in Brave)

Full work available at URL: https://eudml.org/doc/127548

zbMATH Keywords

discontinuous coefficientsdomain decompositionparallel computationcondition numberpreconditionerconjugate gradient iterationsmortar finite element methodfourth order elliptic problemMorley nonconfirming plate elementPlate problem

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Boundary value problems for higher-order elliptic equations (35J40) Plates (74K20) Finite element methods applied to problems in solid mechanics (74S05) Finite element, Rayleigh-Ritz and Galerkin methods for boundary value problems involving PDEs (65N30) PDEs with low regular coefficients and/or low regular data (35R05) Iterative numerical methods for linear systems (65F10) Numerical computation of matrix norms, conditioning, scaling (65F35)

Related Items (3)

Robust multigrid preconditioners for the high-contrast biharmonic plate equation ⋮ A Neumann-Neumann algorithm for a mortar finite element discretization of fourth-order elliptic problems in 2D ⋮ A unified mortar condition for nonconforming finite elements

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