Multigrid approach in shifted linear systems for the non-degenerated twisted mass operator

DOI10.1016/j.cpc.2018.10.013zbMath1527.81068arXiv1805.09584OpenAlexW2804833040WikidataQ128958717 ScholiaQ128958717MaRDI QIDQ6102783

Jacob Finkenrath, Simone Bacchio, Constantia Alexandrou

Publication date: 9 May 2023

Published in: Computer Physics Communications (Search for Journal in Brave)

Full work available at URL: https://arxiv.org/abs/1805.09584

zbMATH Keywords

lattice QCDmultigrid solvertwisted mass fermions

Mathematics Subject Classification ID

Multigrid methods; domain decomposition for boundary value problems involving PDEs (65N55) Special quantum systems, such as solvable systems (81Q80)

Cites Work

• Solution of the Dirac equation in lattice QCD using a domain decomposition method
• tmLQCD: a program suite to simulate Wilson twisted mass lattice QCD
• Efficient and Stable Arnoldi Restarts for Matrix Functions Based on Quadrature
• Restarted GMRES for Shifted Linear Systems
• Convergence analysis of Krylov subspace methods
• Convergence of Restarted Krylov Subspace Methods for Stieltjes Functions of Matrices
• Multigrid preconditioning for the overlap operator in lattice QCD
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