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Perturbed gauged WZNW models

✍ Scribed by Oleg A. Soloviev

Book ID
116149000
Publisher
Elsevier Science
Year
1994
Tongue
English
Weight
793 KB
Volume
431
Category
Article
ISSN
0550-3213

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## Abstract Many interesting exactly solvable backgrounds can be obtained by gauging WZNW models asymmetrically. These include the base of the conifold and the time dependent Nappi‐Witten background in which a 3‐dimensional universe passes through a series of big‐bang big‐crunch singularities. In t

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## Abstract Canonical quantisation of the free‐field zero modes __q__, __p__ on a half‐line __p__ > 0 provides for WZNW coset theories self‐adjoint vertex operators on account of hidden symmetries generated by an __S__‐matrix.