On Inexact Solvers for the Coarse Problem of BDDC

Autor: Clark R. Dohrmann, Olof B. Widlund, Kendall H. Pierson
Rok vydání: 2020
Předmět:
Zdroj: Lecture Notes in Computational Science and Engineering ISBN: 9783030567491
DOI: 10.1007/978-3-030-56750-7_12
Popis: In this study, we present Balancing Domain Decomposition by Constraints (BDDC) preconditioners for three-dimensional scalar elliptic and linear elasticity problems in which the direct solution of the coarse problem is replaced by a preconditioner based on a smaller vertex-based coarse space.
Databáze: OpenAIRE