Articles published in 1999
- Solutions of WDVV Equations in Seiberg-Witten Theory from Root Systems
- Neumann and Bargmann Systems Associated with an Extension of the Coupled KdV Hierarchy
- On the Fourth-Order Accurate Compact ADI Scheme for Solving the Unsteady Nonlinear Coupled Burgers' Equations
- Variational Methods for Solving Nonlinear Boundary Problems of Statics of Hyper-Elastic Membranes
- Contact Symmetry of Time-Dependent Schrödinger Equation for a Two-Particle System: Symmetry Classification of Two-Body Central Potentials
- Symmetries of a Class of Nonlinear Fourth Order Partial Differential Equations
- Dynamical Correlation Functions for an Impenetrable Bose Gas with Neumann or Dirichlet Boundary Conditions
- Explode-Decay Dromions in the Non-Isospectral Davey-Stewartson I (DSI) Equation
- Semiclassical Solutions of the Nonlinear Schrödinger Equation
- Psi-Series Solutions of the Cubic Hénon-Heiles System and Their Convergence
- Representations of the Infinite Unitary Group from Constrained Quantization
- Exactly Integrable Systems Connected to Semisimple Algebras of Second Rank A2, B2, C2, G2
- New Mathematical Models for Particle Flow Dynamics
- On the Nature of the Virasoro Algebra
- Versal Deformations of a Dirac Type Differential Operator
- Coupled KdV Equations of Hirota-Satsuma Type
- Algebraic Spectral Relations for Elliptic Quantum Calogero-Moser Problems
- Remarks on Quantization of Classical r-Matrices
- Quest for Universal Integrable Models
- On Certain Classes of Solutions of the Weierstrass-Enneper System Inducing Constant Mean Curvature Surfaces
- Viewing the Efficiency of Chaos Control
- A Note on the Third Family of N = 2 Supersymmetric KdV Hierarchies
- Coadjoint Poisson Actions of Poisson-Lie Groups
- Continuous and Discrete Transformations of a One-Dimensional Porous Medium Equation
- Poisson Homology of r-Matrix Type Orbits I: Example of Computation
- The Nonabelian Liouville-Arnold Integrability by Quadratures Problem: a Symplectic Approach
- r-Matrices for Relativistic Deformations of Integrable Systems
- What a Classical r-Matrix Really Is