Physics – High Energy Physics – High Energy Physics - Lattice
Scientific paper
2006-04-05
Phys.Rev. D74 (2006) 014513
Physics
High Energy Physics
High Energy Physics - Lattice
8 pages, 4 figures. v2: eqn. (20) corrected, figs. 3,4 adjusted, conclusions unchanged. v3: text improved, 2 refs. added (vers
Scientific paper
10.1103/PhysRevD.74.014513
We present evidence in the Schwinger model that rooted staggered fermions may
correctly describe the m<0 sector of a theory with an odd number of flavors. We
point out that in QCD-type theories with a complex-valued quark mass every
non-chiral action essentially "borrows" knowledge about the
theta-transformation properties from the overlap action.
Dürr Stephan
Hoelbling Christian
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