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gr-qc2000
Group Averaging and Refined Algebraic Quantization: Where are we now?
Donald Marolf
Refined Algebraic Quantization and Group Averaging are powerful methods for quantizing constrained systems. They give constructive algorithms for generating observables and the phy…
hep-th2000
Chern-Simons terms and the Three Notions of Charge
Donald Marolf
In theories with Chern-Simons terms or modified Bianchi identities, it is useful to define three notions of either electric or magnetic charge associated with a given gauge field.…