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Effective lagrangians with U(1) axial anomaly (I)
Authors:R. Arnowitt  Pran Nath
Affiliation:Department of Physics, Northeastern University, Boston, Massachusetts 02115, USA
Abstract:The effective lagrangian which includes the U(1) axial anomaly is discussed. The lagrangian describes the interaction of physical mesons of spin-zero and spin-one fields and an effective Kogut-Susskind four-vector anomaly field. The interactions are constructed which satisfy all the anomalous Ward identities for vertices which accommodate arbitrary amounts of chiral and SU(3) symmetry breaking consistent with U(3) × U(3) current algebra.
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