We obtain a new multiple integral representation for the spin-spin correlation functions of the XXZ spin-1/2 infinite chain. We show that this representation is closely related with the partition function of the six-vertex model with domain wall boundary conditions.
@article{arxiv.hep-th/0407223,
title = {On the spin-spin correlation functions of the XXZ spin-1/2 infinite chain},
author = {N. Kitanine and J. M. Maillet and N. A. Slavnov and V. Terras},
journal= {arXiv preprint arXiv:hep-th/0407223},
year = {2016}
}