[图书][B] Lecture notes in computational science and engineering

TJ Barth, M Griebel, DE Keyes, RM Nieminen, D Roose… - 2005 - Springer
The FEniCS Project set out in 2003 with an idea to automate the solution of mathematical
models based on differential equations. Initially, the FEniCS Project consisted of two …

Efficient exascale discretizations: High-order finite element methods

T Kolev, P Fischer, M Min, J Dongarra… - … Journal of High …, 2021 - journals.sagepub.com
Efficient exploitation of exascale architectures requires rethinking of the numerical
algorithms used in many large-scale applications. These architectures favor algorithms that …

[图书][B] Finite and boundary element tearing and interconnecting solvers for multiscale problems

C Pechstein - 2012 - books.google.com
Tearing and interconnecting methods, such as FETI, FETI-DP, BETI, etc., are among the
most successful domain decomposition solvers for partial differential equations. The …

PCBDDC: a class of robust dual-primal methods in PETSc

S Zampini - SIAM Journal on Scientific Computing, 2016 - SIAM
A class of preconditioners based on balancing domain decomposition by constraints
methods is introduced in the Portable, Extensible Toolkit for Scientific Computation (PETSc) …

Isogeometric BDDC preconditioners with deluxe scaling

LB Da Veiga, LF Pavarino, S Scacchi, OB Widlund… - SIAM Journal on …, 2014 - SIAM
A balancing domain decomposition by constraints (BDDC) preconditioner with a novel
scaling, introduced by Dohrmann for problems with more than one variable coefficient and …

BDDC preconditioners for isogeometric analysis

L Beirão da Veiga, D Cho, LF Pavarino… - … Models and Methods in …, 2013 - World Scientific
A Balancing Domain Decomposition by Constraints (BDDC) preconditioner for Isogeometric
Analysis of scalar elliptic problems is constructed and analyzed by introducing appropriate …

[PDF][PDF] A unified framework for adaptive BDDC

C Pechstein, CR Dohrmann - Electron. Trans. Numer. Anal, 2017 - etna.math.kent.edu
In this theoretical study, we explore how to automate the selection of weights and primal
constraints in BDDC methods for general SPD problems. In particular, we address the three …

BDDC algorithms with deluxe scaling and adaptive selection of primal constraints for Raviart-Thomas vector fields

DS Oh, O Widlund, S Zampini, C Dohrmann - Mathematics of Computation, 2018 - ams.org
A BDDC domain decomposition preconditioner is defined by a coarse component,
expressed in terms of primal constraints, a weighted average across the interface between …

[HTML][HTML] Isogeometric Tearing and Interconnecting solvers for linear elasticity in multi-patch Isogeometric Analysis with theory for two dimensional domains

J Sogn, S Takacs - Computer Methods in Applied Mechanics and …, 2024 - Elsevier
We consider the linear elasticity equation, discretized with multi-patch Isogeometric
Analysis. A standard discretization error analysis is based on Korn's inequality, which …

Multilevel balancing domain decomposition by constraints deluxe algorithms with adaptive coarse spaces for flow in porous media

S Zampini, X Tu - SIAM Journal on Scientific Computing, 2017 - SIAM
Multilevel balancing domain decomposition by constraints (BDDC) deluxe algorithms are
developed for the saddle point problems arising from mixed formulations of Darcy flow in …