Fourier acceleration in lattice gauge theories. II. Matrix inversion and the quark propagator

G. Katz*, G. Batrouni, C. Davies, A. Kronfeld, P. Lepage, P. Rossi, B. Svetitsky, K. Wilson

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

32 Scopus citations

Abstract

We present a new algorithm for inverting the quark propagator in lattice QCD that removes the critical slowing down associated with the continuum limit. Both a theoretical analysis and a practical implementation are given, together with results from numerical simulations that illustrate the algorithm. The acceleration speeds convergence by factors of 34 on small lattices and should lead to proportionately larger gains on larger lattices.

Original languageEnglish
Pages (from-to)1589-1596
Number of pages8
JournalPhysical Review D
Volume37
Issue number6
DOIs
StatePublished - 1988
Externally publishedYes

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