English

Constructive Cavity Method

Statistical Mechanics 2026-01-09 v1

Abstract

We show that the functional appearing in the celebrated Parisi formula for the free energy of the Sherrington-Kirkpatrick model can be found from the incremental free energy obtained by Cavity Method if one assumes that the state is a product of independent Random Energy models.

Keywords

Cite

@article{arxiv.2601.00410,
  title  = {Constructive Cavity Method},
  author = {Simone Franchini},
  journal= {arXiv preprint arXiv:2601.00410},
  year   = {2026}
}

Comments

8 pages. The research presented in this work was conducted in the period 2016-2020 within the LoTGlasSy project (ERC Grant 694925). Replaces arXiv:1909.06594v1