English

Relative partition function of Coulomb plus delta interaction

Mathematical Physics 2016-08-09 v3 math.MP

Abstract

The relative partition function and the relative zeta function of the perturbation of the Laplace operator by a Coulomb potential plus a point interaction centered in the origin is discussed. Applications to the study of the Casimir effect are indicated.

Cite

@article{arxiv.1510.04976,
  title  = {Relative partition function of Coulomb plus delta interaction},
  author = {Sergio Albeverio and Claudio Cacciapuoti and Mauro Spreafico},
  journal= {arXiv preprint arXiv:1510.04976},
  year   = {2016}
}

Comments

Minor misprints corrected. 24 pages

R2 v1 2026-06-22T11:22:28.281Z