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19972026
most citedTFT construction of RCFT correlators I: Partition functions

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hep-th1997★ 3 cited

The semi-infinite cohomology of affine Lie algebras

Stephen Hwang

We study in detail the semi-infinite or BRST cohomology of general affine Lie algebras. This cohomology is relevant in the BRST approach to gauged WZNW models. We prove the existen…