1. On the Metric Stability and the Nekhoroshev Estimate of the Velocity of Arnold Diffusion in a Special Case of the Three-body Problem

   • Anatoly P. Markeev

   OriginalPaper 09 August 2021 Pages: 321 - 330

   

2. Sections of Hamiltonian Systems

   • Konstantinos Kourliouros

   OriginalPaper 09 August 2021 Pages: 331 - 349

3. Construction of the Morse – Bott Energy Function for Regular Topological Flows

   • Olga V. Pochinka
   • Svetlana Kh. Zinina

   OriginalPaper 09 August 2021 Pages: 350 - 369

   

4. Two-body Problem on a Sphere in the Presence of a Uniform Magnetic Field

   • Nataliya A. Balabanova
   • James A. Montaldi

   OriginalPaper 09 August 2021 Pages: 370 - 391

   

5. Spectral Radius Formula for a Parametric Family of Functional Operators

   • Nikolai B. Zhuravlev
   • Leonid E. Rossovskii

   OriginalPaper 09 August 2021 Pages: 392 - 401

6. Stability of the Relative Equilibria in the Two-body Problem on the Sphere

   • Jaime Andrade
   • Claudio Vidal
   • Claudio Sierpe

   OriginalPaper 09 August 2021 Pages: 402 - 438

   

7. Nonintegrability of the Reduced Planar Three-body Problem with Generalized Force

   • Mitsuru Shibayama
   • Junji Yamada

   OriginalPaper 09 August 2021 Pages: 439 - 455

8. Conservation Laws for Solitons in Magneto-optic Waveguides with Anti-cubic and Generalized Anti-cubic Nonlinearities

   • Anjan Biswas
   • Abdul H. Kara
   • Milivoj R. Belic

   OriginalPaper 09 August 2021 Pages: 456 - 461