On applying the subspace perturbation theory to few-body Hamiltonians
Quantum Physics
2014-10-14 v1 Mathematical Physics
math.MP
Atomic and Molecular Clusters
Abstract
We present a selection of results on variation of the spectral subspace of a Hermitian operator under a Hermitian perturbation and show how these results may work for few-body Hamiltonians.
Keywords
Cite
@article{arxiv.1311.6604,
title = {On applying the subspace perturbation theory to few-body Hamiltonians},
author = {Alexander K. Motovilov},
journal= {arXiv preprint arXiv:1311.6604},
year = {2014}
}
Comments
Based on a talk presented at the 22nd European Conference on Few-Body Problems in Physics (September 9-13, 2013, Cracow, Poland)