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hep-th2000★ 50 cited
On relevant boundary perturbations of unitary minimal models
A. Recknagel, D. Roggenkamp, V. Schomerus
We consider unitary Virasoro minimal models on the disk with Cardy boundary conditions and discuss deformations by certain relevant boundary operators, analogous to tachyon condens…
hep-th2000★ 5 cited
Closed constraint algebras and path integrals for loop group actions
A. Y. Alekseev, V. Schomerus, T. Strobl
In this note we study systems with a closed algebra of second class constraints. We describe a construction of the reduced theory that resembles the conventional treatment of first…