English

Homological Lagrangian monodromy

Symplectic Geometry 2014-11-11 v3 Differential Geometry

Abstract

We show that the Hamiltonian Lagrangian monodromy group, in its homological version, is trivial for any weakly exact Lagrangian submanifold of a symplectic manifold. The proof relies on a sheaf approach to Floer homology given by a relative Seidel morphism.

Keywords

Cite

@article{arxiv.0912.1325,
  title  = {Homological Lagrangian monodromy},
  author = {Shengda Hu and Francois Lalonde and Remi Leclercq},
  journal= {arXiv preprint arXiv:0912.1325},
  year   = {2014}
}

Comments

17 pages; R. Leclercq joined as co-author and a second, more algebraic proof of the main result is added, and added references as well as comments.

R2 v1 2026-06-21T14:20:38.070Z