Path integral representations for the spin-pinned quantum XXZ chain
Mathematical Physics
2007-05-23 v2 math.MP
Abstract
Two discrete path integral formulations for the ground state of a spin-pinned quantum anisotropic XXZ Heisenberg chain are introduced. Their properties are discussed and two recursion relations are proved.
Keywords
Cite
@article{arxiv.math-ph/0306057,
title = {Path integral representations for the spin-pinned quantum XXZ chain},
author = {Oscar Bolina and Pierluigi Contucci and Bruno Nachtergaele},
journal= {arXiv preprint arXiv:math-ph/0306057},
year = {2007}
}
Comments
13 pages, typos corrected, few remarkes added. To appear in Markov Processes and Related Fields