1. Stability of a One-degree-of-freedom Canonical System in the Case of Zero Quadratic and Cubic Part of a Hamiltonian

   • Boris S. Bardin
   • Víctor Lanchares

   OriginalPaper 31 May 2020 Pages: 237 - 249

2. On the Convex Central Configurations of the Symmetric (ℓ + 2)-body Problem

   • Montserrat Corbera
   • Jaume Llibre
   • Pengfei Yuan

   OriginalPaper 31 May 2020 Pages: 250 - 272

3. Rational Solutions of Equations Associated with the Second Painlevé Equation

   • Nikolay A. Kudryashov

   OriginalPaper 31 May 2020 Pages: 273 - 280

4. Experimental Results Versus Computer Simulations of Noisy Poincaré Maps in an Intermittency Scenario

   • Ezequiel del Rio
   • Sergio Elaskar

   OriginalPaper 31 May 2020 Pages: 281 - 294

5. Kovalevskaya Exponents, Weak Painlevé Property and Integrability for Quasi-homogeneous Differential Systems

   • Kaiyin Huang
   • Shaoyun Shi
   • Wenlei Li

   OriginalPaper 31 May 2020 Pages: 295 - 312

6. Two Nonholonomic Chaotic Systems. Part I. On the Suslov Problem

   • Alexey V. Borisov
   • Evgeniya A. Mikishanina

   OriginalPaper 31 May 2020 Pages: 313 - 322