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math.DG2005
Conformal Anomalies via Canonical Traces
S. Paycha, S. Rosenberg
Using Laurent expansions of the Kontsevich-Vishik canonical trace of holomorphic families of classical pseudodifferential operators, we define functionals on the space of Riemannia…
math.DG2004
Infinite Dimensional Chern-Simons Theory
Steven Rosenberg, Fabian Torres-Ardila
We extend finite dimensional Chern-Simons theory to certain infinite dimensional principal bundles with connections, in particular to the frame bundle over the loop spa…