BRST operators for W algebras
classification
🧮 math-ph
hep-thmath.MPmath.QA
keywords
algebrasbrstanti-ghostsconventionalcubicformghostshaving
read the original abstract
The study of quantum Lie algebras motivates a use of non-canonical ghosts and anti-ghosts for non-linear algebras, like W-algebras. This leads, for the W_3 and W_3^(2) algebras, to the BRST operator having the conventional cubic form.
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