Diagonal form factors from non-diagonal ones
High Energy Physics - Theory
2017-07-26 v1
Abstract
We prove the asymptotic large volume expression of diagonal form factors in integrable models by evaluating carefully the diagonal limit of a non-diagonal form factor in which we send the rapidity of the extra particle to infinity.
Keywords
Cite
@article{arxiv.1707.08027,
title = {Diagonal form factors from non-diagonal ones},
author = {Zoltan Bajnok and Chao Wu},
journal= {arXiv preprint arXiv:1707.08027},
year = {2017}
}
Comments
8 pages, 3 figures