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Topological charge and fermions in the two-dimensional lattice U(1) model (I):Staggered fermions

Authors
Journal
Nuclear Physics B
0550-3213
Publisher
Elsevier
Publication Date
Volume
303
Issue
1
Identifiers
DOI: 10.1016/0550-3213(88)90215-5
Disciplines
  • Mathematics

Abstract

Abstract We investigate various definitions of topological charge within the compact QED 2 model. In particular we study for staggered fermions the charge, Q = 1 2 ϰ P m TrΓ 5( D ̵ + m) − and its renormalization factor ϰ P.

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