Counting the local fields in sine-Gordon theory

Feodor A. Smirnov
1995 Nuclear Physics B  
In terms of the form factor bootstrap we describe all the local fields in SG theory and check the agreement with the free fermion case. We discuss the interesting structure responsible for counting the local fields.
doi:10.1016/0550-3213(95)00423-p fatcat:iqxzg3o4sbbzjh2uigd3uwa6vu