Vol. 28, No. 4-5, 2023

Regular and Chaotic Dynamics

To Alain Chenciner On his 80th Birthday

p. 333 abstract

Twist Maps of the Annulus: An Abstract Point of View

Patrice Le Calvez p. 343 abstract

V-Shaped Action Functional with Delay

Urs Frauenfelder p. 364 abstract

Brake Orbits Fill the N-Body Hill Region

Richard Montgomery p. 374 abstract

Complex Arnol’d – Liouville Maps

Luca Biasco, and Luigi Chierchia p. 395 abstract

Aubry Set on Infinite Cyclic Coverings

Albert Fathi, and Pierre Pageault p. 425 abstract

Attractive Invariant Circles à la Chenciner

Jessica Elisa Massetti p. 447 abstract

Emergence of Strange Attractors from Singularities

José Angel Rodríguez p. 468 abstract

From \(2N\) to Infinitely Many Escape Orbits

Josep Fontana-McNally, Eva Miranda, Cédric Oms, and Daniel Peralta-Salas p. 498 abstract

On the Uniqueness of Convex Central Configurations in the Planar \(4\)-Body Problem

Shanzhong Sun, Zhifu Xie, and Peng You p. 512 abstract

Total Collision with Slow Convergence to a Degenerate Central Configuration

Richard Moeckel p. 533 abstract

Hamiltonian Paradifferential Birkhoff Normal Form for Water Waves

Massimiliano Berti, Alberto Maspero, and Federico Murgante p. 543 abstract

Distance Estimates for Action-Minimizing Solutions of the \(N\)-Body Problem

Kuo-Chang Chen, and Bo-Yu Pan p. 561 abstract

A Remark on the Onset of Resonance Overlap

Jacques Fejoz, and Marcel Guardia p. 578 abstract

On Phase at a Resonance in Slow-Fast Hamiltonian Systems

Yuyang Gao, Anatoly Neishtadt, and Alexey Okunev p. 585 abstract

Polynomial Entropy and Polynomial Torsion for Fibered Systems

Flavien Grycan-Gérard, and Jean-Pierre Marco p. 613 abstract

Compactification of the Energy Surfaces for \(n\) Bodies

Andreas Knauf, and Richard Montgomery p. 628 abstract

On Families of Bowen – Series-Like Maps for Surface Groups

Lluís Alsedà, David Juher, Jérôme Los, and Francesc Mañosas p. 659 abstract

On the Lambert Problem with Drag

Antonio J. Ureña p. 668 abstract

Three-Body Relative Equilibria on \(\mathbb{S}^{2}\)

Toshiaki Fujiwara, and Ernesto Pérez-Chavela p. 690 abstract

A Simple Proof of Gevrey Estimates for Expansions of Quasi-Periodic Orbits: Dissipative Models and Lower-Dimensional Tori

Adrián P. Bustamante, and Rafael de la Llave p. 707 abstract

Linear Stability of an Elliptic Relative Equilibrium in the Spatial \(n\)-Body Problem via Index Theory

Xijun Hu, Yuwei Ou, and Xiuting Tang p. 731 abstract

The Siegel – Bruno Linearization Theorem

Patrick Bernard p. 756 abstract

Side-Comparison for Transition Maps in Multi-Layer Canard Problems

Peter De Maesschalck, Freddy Dumortier, and Robert Roussarie p. 763 abstract

Normalization Flow

Dmitry V. Treschev p. 781 abstract

Contents

Regular and Chaotic Dynamics