Yamanaka Shogo

Publications in Math-Net.Ru

1. Heteroclinic Orbits and Nonintegrability in Two-Degree-of-Freedom Hamiltonian Systems with Saddle-Centers
   
   SIGMA, 15 (2019), 049, 17 pp.
2. Local Integrability of Poincaré – Dulac Normal Forms
   
   Regul. Chaotic Dyn., 23:7-8 (2018),  933–947