An iterative method to compute the sign function of a non-Hermitian matrix and its application to the overlap Dirac operator at nonzero chemical potential

Computer Physics Communications

Volumn 177, Issue 12, 2007, Pages 933-943

  Bloch, J ^a   Frommer, A ^b   Lang, B ^b   Wettig, T ^a  

^a UNIVERSITY OF REGENSBURG   (Germany)

^b UNIVERSITY OF WUPPERTAL   (Germany)

Author keywords

Iterative methods; Non Hermitian matrix; Overlap Dirac operator; Quark chemical potential; Sign function

Indexed keywords

APPROXIMATION THEORY; COMPUTATION THEORY; FUNCTION EVALUATION; MATRIX ALGEBRA;

NON-HERMITIAN MATRIX; OVERLAP DIRAC OPERATOR; QUARK CHEMICAL POTENTIAL; SIGN FUNCTION;

ITERATIVE METHODS;

EID: 35649003080     PISSN: 00104655     EISSN: None     Source Type: Journal    
DOI: 10.1016/j.cpc.2007.07.012     Document Type: Article

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