Elmandouh, A. A. On the integrability of new examples of two-dimensional Hamiltonian systems in curved spaces. (English) Zbl 1490.37077 Commun. Nonlinear Sci. Numer. Simul. 90, Article ID 105368, 11 p. (2020). MSC: 37J35 37J30 37J39 12H05 PDFBibTeX XMLCite \textit{A. A. Elmandouh}, Commun. Nonlinear Sci. Numer. Simul. 90, Article ID 105368, 11 p. (2020; Zbl 1490.37077) Full Text: DOI
Elmandouh, A. A. On the integrability of 2D Hamiltonian systems with variable Gaussian curvature. (English) Zbl 1398.37050 Nonlinear Dyn. 93, No. 2, 933-943 (2018). MSC: 37J30 37J35 PDFBibTeX XMLCite \textit{A. A. Elmandouh}, Nonlinear Dyn. 93, No. 2, 933--943 (2018; Zbl 1398.37050) Full Text: DOI