On the Canonical Equivalence of Liouville and Free Fields
arXiv:hep-th/9710229 · doi:10.1016/S0370-2693(97)01510-4
Abstract
We obtain the parity invariant generating functional for the canonical transformation mapping the Liouville theory into a free scalar field and explain how it is related to the pseudoscalar transformation
8 pages, Latex, Important earlier work by G.P. Jordadze acknowledged