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Lattice Perturbation Theory in Noncommutative Geometry and Parity Anomaly in 3D Noncommutative QED
We formulate lattice perturbation theory for gauge theories in noncommutative geometry. We apply it to three-dimensional noncommutative QED and calculate the effective action induced by Dirac fermions. In particular "parity invariance" of a massless theory receives an anomaly expressed by...
Autores principales: | , |
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Lenguaje: | eng |
Publicado: |
2002
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Acceso en línea: | https://dx.doi.org/10.1088/1126-6708/2003/01/075 http://cds.cern.ch/record/586358 |