Quasi-state decompositions for quantum spin systems
Abstract
Description
I discuss the concept of quasi-state decompositions for ground states and equilibrium states of quantum spin systems. Some recent results on the ground states of a class of one-dimensional quantum spin models are summarized and new work in progress is presented. I also outline some challenging open problems and conjectures.
18 pages, Plain TeX, 5 figures available upon request
18 pages, Plain TeX, 5 figures available upon request