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From the 1 of 8 linked papers with an AI index.

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8 papers

math.SG2026

On orderability and the chord conjecture

Egor Shelukhin

We prove Arnol'd's chord conjecture for a large new class of contact manifolds: for every contact form and every closed Legendrian submanifold there exists a non-constant Reeb chor…

math.SG2026

Resonances and string point invertibility for compact rank one symmetric spaces

Kai Cieliebak, Alexandru Oancea, Egor Shelukhin

We calculate the Batalin-Vilkovisky (BV) algebra structure of Rabinowitz loop homology for compact rank one symmetric spaces. As a consequence, we prove that such a space satisfies…

math.SG2026

Quantum Steenrod powers and Hamiltonian maps

Shaoyun Bai, Egor Shelukhin, Nicholas Wilkins +1

The paper proves new results about periodic points of Hamiltonian diffeomorphisms on closed symplectic manifolds, linking properties like pseudo‑rotations and symplectically degene…

math.GT2026

On quasimorphisms and distortion in homeomorphism groups

Michael Brandenbursky, Jarek Kedra, Michal Marcinkowski +1

Let be a smooth compact oriented connected manifold, and the group of homeomorphisms of supported away from which preserve a Borel proba…

math.GT2026

The -diameter of the space of contractible loops

Michael Brandenbursky, Egor Shelukhin

We prove that the space of contractible simple loops of a given fixed area in any compact oriented surface has infinite diameter as a homogeneous space of the group of area-preserv…

math.SG2025

Weinstein exactness of nearby Lagrangians and related questions

Marcelo S. Atallah, Jean-Philippe Chassé, Rémi Leclercq +1

We address the following problem: if a Hamiltonian diffeomorphism maps a Lagrangian submanifold to a small Weinstein neighborhood of , is the image necessarily Hamiltonian i…