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Phys. Rev. D 70, 091501(R) (2004) [3 pages]

Positivity and topology in lattice gauge theory

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Michael Creutz
Physics Department, Brookhaven National Laboratory, Upton, New York 11973, USA

Received 4 September 2004; published 1 November 2004

The admissibility condition usually used to define the topological charge in lattice gauge theory is incompatible with a positive transfer matrix.

© 2004 The American Physical Society

URL:
http://link.aps.org/doi/10.1103/PhysRevD.70.091501
DOI:
10.1103/PhysRevD.70.091501
PACS:
11.15.Ha, 11.30.Rd, 12.38.Aw