Vacuum expectation values from fusion of vertex operators
Y. Pugai
L.D.Landau Institute for Theoretical Physics RAS, 117940 Moscow, Russia
PACS: 05.50.+q, 74.50.+r, 74.80.Fp
Abstract
The algebra of fused vertex operators for the ABF model
is defined and studied in the free fields approach. Vacuum
expectation values of local operators in the scaling theory are
reproduced from the matrix elements of the fused vertex
operators.