Projection of the low-lying eigenmodes of the overlap Dirac operator in lattice QCD

Ting-Wai Chiu; Tung-Han Hsieh

Projection of the low-lying eigenmodes of the overlap Dirac operator in lattice QCD

High Energy Physics - Lattice 2014-12-09 v1

Authors: Ting-Wai Chiu , Tung-Han Hsieh

Abstract

We outline our implementation of the adaptive thick-restart Lanczos algorithm ( $a$ -TRLan) for the projection of the low-lying eigenmodes of the overlap Dirac operator in lattice QCD, and compare the performances of our code and the widely used package ARPACK.

Keywords

lattice QCD overlap Dirac operator low-lying eigenmodes adaptive thick-restart Lanczos algorithm ARPACK

Cite

@article{arxiv.1412.2505,
  title  = {Projection of the low-lying eigenmodes of the overlap Dirac operator in lattice QCD},
  author = {Ting-Wai Chiu and Tung-Han Hsieh},
  journal= {arXiv preprint arXiv:1412.2505},
  year   = {2014}
}

Comments

9 pages, 2 figures, presented at the 2013 International Workshop on Computational Science and Enginnering, 14-17 October 2013, Taipei, Taiwan

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