A note on analytic continuation to Minkowski space relevant for $^3P_0$ decay-model phenomenology

Alexandre Salas-Bernárdez; Juan Ferrera; Felipe J. Llanes-Estrada

A note on analytic continuation to Minkowski space relevant for $^3P_0$ decay-model phenomenology

High Energy Physics - Phenomenology 2026-07-21 v1

Authors: Alexandre Salas-Bernárdez , Juan Ferrera , Felipe J. Llanes-Estrada

Abstract

We discuss some aspects of the uniqueness of analytically continuing Euclidean Green functions obtained by means of the Dyson-Schwinger equations (DSEs) and constrained by lattice data, back to Minkowski-space with physical $p^2$ .

Keywords

analytic continuation Minkowski space Dyson-Schwinger equations Euclidean Green functions lattice QCD 3P0 decay model

Cite

@article{arxiv.2607.18962,
  title  = {A note on analytic continuation to Minkowski space relevant for $^3P_0$ decay-model phenomenology},
  author = {Alexandre Salas-Bernárdez and Juan Ferrera and Felipe J. Llanes-Estrada},
  journal= {arXiv preprint arXiv:2607.18962},
  year   = {2026}
}

Comments

Presented at the Excited QCD 2026 Workshop, Granada, Spain. Accepted for APP-B Proceedings