Global anomalies on Lorentzian space-times
arXiv:1609.06562 · doi:10.1007/s00023-017-0590-1
Abstract
We formulate an algebraic criterion for the presence of global anomalies on globally hyperbolic space-times in the framework of locally covariant field theory. We discuss some consequences and check that it reproduces the well-known global $SU(2)$ anomaly in four space-time dimensions.
v2: Final version published in Annales Henri Poincare