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Title: Chiral anomaly for the Dirac operator in an instanton background via the Atiyah-Patodi-Singer theorem

Journal Article · · Phys. Rev. D; (United States)

We calculate explicitly the eta invariant for the Euclidean Dirac operator in the background field of an instanton on a four-dimensional manifold with a three-sphere boundary. The total chiral anomaly is found by invoking the Atiyah-Patodi-Singer theorem.

Research Organization:
Physics Department, University of Wisconsin, Madison, Wisconsin 53706
OSTI ID:
6084034
Journal Information:
Phys. Rev. D; (United States), Vol. 36:8
Country of Publication:
United States
Language:
English