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Parameters of the lowest order chiral Lagrangian from fermion eigenvalues

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arxiv 0708.1731 v1 pith:C7NWTVJS submitted 2007-08-13 hep-lat

Parameters of the lowest order chiral Lagrangian from fermion eigenvalues

classification hep-lat
keywords fermionsadvanceschemicalchiralconstantdecaydeterminedynamical
verification ladder T0 review T1 audit T2 compute T3 formal T4 reserved
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Recent advances in Random Matrix Theory enable one to determine the pseudoscalar decay constant from the response of eigenmodes of quenched fermions to an imaginary isospin chemical potential. We perform a pilot test of this idea, from simulations with two flavors of dynamical overlap fermions.

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