English

Lagrangian knots and unknots -- an essay

Symplectic Geometry 2024-10-11 v2

Abstract

In this essay dedicated to Yakov Eliashberg we survey the current state of the field of Lagrangian (un)knots, reviewing some constructions and obstructions along with a number of unsolved questions. The appendix by Georgios Dimitroglou Rizell provides a new take on local Lagrangian knots.

Cite

@article{arxiv.2406.15967,
  title  = {Lagrangian knots and unknots -- an essay},
  author = {Leonid Polterovich and Felix Schlenk and with an appendix by Georgios Dimitroglou Rizell},
  journal= {arXiv preprint arXiv:2406.15967},
  year   = {2024}
}

Comments

discussion of Nemirovski's recent results on Lagrangian embeddings S^{n-1} x S^1 \to \R^{2n} included

R2 v1 2026-06-28T17:16:04.674Z