Geodesic
Gauging of $SL(2,R)$ WZNW models and the Liouville field
Teoretičeskaâ i matematičeskaâ fizika, Tome 98 (1994) no. 3, pp. 337-342 
F. Ardalan. Gauging of $SL(2,R)$ WZNW models and the Liouville field. Teoretičeskaâ i matematičeskaâ fizika, Tome 98 (1994) no. 3, pp. 337-342. http://geodesic.mathdoc.fr/item/TMF_1994_98_3_a3/
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Voir la notice de l'article provenant de la source Math-Net.Ru

We consider the gauging of $SL(2,R)$ WZNW model by its nilpotent subgroup $E(1)$. The resulting space-time of the corresponding $\sigma$ model is seen to collapse to one dimensional field theory of Liouville.

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