Abstract
We derive, in path integral approach, the (anomalous) master Ward identity associated with an infinite set of nonlocal conservation laws in two-dimensional principal chiral models.
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Li, M., Wu, YS. Master ward identity for nonlocal symmetries inD=2 principal chiral models. Found Phys 27, 1571–1583 (1997). https://doi.org/10.1007/BF02551501
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DOI: https://doi.org/10.1007/BF02551501