Kalnins Ernest G

Publications in Math-Net.Ru

1. Toward Classification of 2nd Order Superintegrable Systems in 3-Dimensional Conformally Flat Spaces with Functionally Linearly Dependent Symmetry Operators
   
   SIGMA, 16 (2020), 135, 33 pp.
2. Bôcher and Abstract Contractions of $2$nd Order Quadratic Algebras
   
   SIGMA, 13 (2017), 013, 38 pp.
3. Bôcher Contractions of Conformally Superintegrable Laplace Equations
   
   SIGMA, 12 (2016), 038, 31 pp.
4. Examples of Complete Solvability of 2D Classical Superintegrable Systems
   
   SIGMA, 11 (2015), 088, 51 pp.
5. Structure Relations and Darboux Contractions for 2D 2nd Order Superintegrable Systems
   
   SIGMA, 11 (2015), 043, 33 pp.
6. Contractions of 2D 2nd Order Quantum Superintegrable Systems and the Askey Scheme for Hypergeometric Orthogonal Polynomials
   
   SIGMA, 9 (2013), 057, 28 pp.
7. Separation of Variables and Contractions on Two-Dimensional Hyperboloid
   
   SIGMA, 8 (2012), 105, 11 pp.
8. Structure theory for extended Kepler–Coulomb 3D classical superintegrable systems
   
   SIGMA, 8 (2012), 034, 25 pp.
9. Two-Variable Wilson Polynomials and the Generic Superintegrable System on the $3$-Sphere
   
   SIGMA, 7 (2011), 051, 26 pp.
10. A Recurrence Relation Approach to Higher Order Quantum Superintegrability
    
    SIGMA, 7 (2011), 031, 24 pp.
11. Tools for Verifying Classical and Quantum Superintegrability
    
    SIGMA, 6 (2010), 066, 23 pp.
12. Structure Theory for Second Order 2D Superintegrable Systems with 1-Parameter Potentials
    
    SIGMA, 5 (2009), 008, 24 pp.
13. Models for Quadratic Algebras Associated with Second Order Superintegrable Systems in 2D
    
    SIGMA, 4 (2008), 008, 21 pp.
14. Jacobi elliptic coordinates, functions of Heun and Lamé type and the Niven transform
    
    Regul. Chaotic Dyn., 10:4 (2005),  487–508