English

An explicit formula for the cubic Szeg\"o equation

Analysis of PDEs 2013-04-10 v1 Complex Variables

Abstract

We derive an explicit formula for the general solution of the cubic Szeg\"o equation and of the evolution equation of the corresponding hierarchy. As an application, we prove that all the solutions corresponding to finite rank Hankel operators are quasiperiodic.

Keywords

Cite

@article{arxiv.1304.2619,
  title  = {An explicit formula for the cubic Szeg\"o equation},
  author = {Patrick Gérard and Sandrine Grellier},
  journal= {arXiv preprint arXiv:1304.2619},
  year   = {2013}
}

Comments

18 pages

R2 v1 2026-06-21T23:56:37.873Z