English

Homogeneous rank one perturbations

Mathematical Physics 2018-03-28 v2 math.MP

Abstract

A holomorphic family of closed operators with a rank one perturbation given by the function xm2x^{\frac{m}{2}} is studied. The operators can be used in a toy model of renormalization group.

Keywords

Cite

@article{arxiv.1611.03688,
  title  = {Homogeneous rank one perturbations},
  author = {Jan Dereziński},
  journal= {arXiv preprint arXiv:1611.03688},
  year   = {2018}
}

Comments

20 pages

R2 v1 2026-06-22T16:49:21.392Z