Ragnisco Orlando

Publications in Math-Net.Ru

1. Quantum Bäcklund transformations: Some ideas and examples
   
   TMF, 172:2 (2012),  323–336
2. Superintegrable Oscillator and Kepler Systems on Spaces of Nonconstant Curvature via the Stäckel Transform
   
   SIGMA, 7 (2011), 048, 15 pp.
3. Bäcklund Transformations for the Kirchhoff Top
   
   SIGMA, 7 (2011), 001, 13 pp.
4. A Family of Exactly Solvable Radial Quantum Systems on Space of Non-Constant Curvature with Accidental Degeneracy in the Spectrum
   
   SIGMA, 6 (2010), 097, 10 pp.
5. Bäcklund Transformations for the Trigonometric Gaudin Magnet
   
   SIGMA, 6 (2010), 012, 6 pp.
6. From $\mathfrak{su}(2)$ Gaudin Models to Integrable Tops
   
   SIGMA, 3 (2007), 058, 14 pp.
7. Continuous and Discrete (Classical) Heisenberg Spin Chain Revised
   
   SIGMA, 3 (2007), 033, 6 pp.
8. Quantum Deformations and Superintegrable Motions on Spaces with Variable Curvature
   
   SIGMA, 3 (2007), 026, 20 pp.
9. A rigid body dynamics derived from a class of extended Gaudin models: an integrable discretization
   
   Regul. Chaotic Dyn., 10:4 (2005),  363–380
10. Maximally Superintegrable Gaudin Magnet: A Unified Approach
    
    TMF, 137:3 (2003),  336–343
11. Classical and Quantum Integrable Systems: the Coalgebra Approach
    
    Regul. Chaotic Dyn., 7:4 (2002),  393–398
12. On non-isospectral flows, Painlevé equations, and symmetries of differential and difference equations
    
    TMF, 93:3 (1992),  473–480