Ambiguity in the evaluation of the effective action on the cone
classification
✦ hep-th
gr-qc
keywords
ambiguityactionconeeffectivearisesboundarycomputationconical
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An ambiguity in the computation of the one-loop effective action for fields living on a cone is illustrated. It is shown that the ambiguity arises due to the non-commutativity of the regularization of ultraviolet and (conical) boundary divergencies.
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