Abstract
Schwinger terms must be present in equal time ground state Poisson brackets among currents unless the latter are stationary in that state.
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Supported in part by U.S.A.E.C. Contract AT(45-1)1388 B.
Supported in part by U.S.A.F. OAR under OSR Grant 70-1864.
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Boulware, D.G., Deser, S. Classical Schwinger terms. Commun.Math. Phys. 19, 327–331 (1970). https://doi.org/10.1007/BF01646639
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DOI: https://doi.org/10.1007/BF01646639