Coset construction

In

of highest weight representations of the Virasoro algebra and demonstrates their unitarity, thus establishing the classification of unitary highest weight representations.

References

• Goddard, P.; Kent, A.; Olive, D. (1986). "Unitary representations of the Virasoro and super-Virasoro algebras". Comm. Math. Phys. 103 (1): 105–119.
  S2CID 91181508
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• Victor Kac (2001) [1994], "Virasoro algebra", Encyclopedia of Mathematics, EMS Press
• Kac, V. G.; Raina, A. K. (1987). Bombay lectures on highest weight representations. World Sci.
  ISBN 9971-5-0395-6
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• Wassermann, Antony. "Lecture Notes on the Kac-Moody and Virasoro algebras". Archived from the original on 2007-03-22.