Symmetry, Integrability and Geometry: Methods and Applications (SIGMA)

Volume 3, 2007

On 1-Harmonic Functions
Shihshu Walter Wei
SIGMA 3 (2007), 127, 10 pages   [ abs   pdf   ps ]
Faster than Hermitian Time Evolution
Carl M. Bender
SIGMA 3 (2007), 126, 10 pages   [ abs   pdf   ps ]
WKB Approximation in Noncommutative Gravity
Maja Buric, John Madore and George Zoupanos
SIGMA 3 (2007), 125, 12 pages   [ abs   pdf   ps ]
Two-Dimensional Supersymmetric Quantum Mechanics: Two Fixed Centers of Force
M.A. González León, J. Mateos Guilarte and M. de la Torre Mayado
SIGMA 3 (2007), 124, 24 pages   [ abs   pdf   ps ]
Integrability and Diffeomorphisms on Target Space
Christoph Adam, Joaquin Sanchez-Guillen and Andrzej Wereszczynski
SIGMA 3 (2007), 123, 11 pages   [ abs   pdf   ps ]
Some Progress in Conformal Geometry
Sun-Yung A. Chang, Jie Qing and Paul Yang
SIGMA 3 (2007), 122, 17 pages   [ abs   pdf   ps ]
Conformal Powers of the Laplacian via Stereographic Projection
C. Robin Graham
SIGMA 3 (2007), 121,  4 pages   [ abs   pdf   ps ]
Conformal Metrics with Constant Q-Curvature
Andrea Malchiodi
SIGMA 3 (2007), 120, 11 pages   [ abs   pdf   ps ]
Branson's Q-curvature in Riemannian and Spin Geometry
Oussama Hijazi and Simon Raulot
SIGMA 3 (2007), 119, 11 pages   [ abs   pdf   ps ]
On Gauss-Bonnet Curvatures
Mohammed Larbi Labbi
SIGMA 3 (2007), 118, 11 pages   [ abs   pdf   ps ]
Self-Localized Quasi-Particle Excitation in Quantum Electrodynamics and Its Physical Interpretation
Ilya D. Feranchuk and Sergey I. Feranchuk
SIGMA 3 (2007), 117, 28 pages   [ abs   pdf   ps ]
Exact Solutions of the Equations of Relativistic Hydrodynamics Representing Potential Flows
Maxim S. Borshch and Valery I. Zhdanov
SIGMA 3 (2007), 116, 11 pages   [ abs   pdf   ps ]
Second-Order Approximate Symmetries of the Geodesic Equations for the Reissner-Nordström Metric and Re-Scaling of Energy of a Test Particle
Ibrar Hussain, Fazal M. Mahomed and Asghar Qadir
SIGMA 3 (2007), 115,  9 pages   [ abs   pdf   ps ]
Some Sharp L2 Inequalities for Dirac Type Operators
Alexander Balinsky and John Ryan
SIGMA 3 (2007), 114, 10 pages   [ abs   pdf   ps ]
Symmetries and Invariant Differential Pairings
Michael G. Eastwood
SIGMA 3 (2007), 113, 10 pages   [ abs   pdf   ps ]
Deformed Oscillators with Two Double (Pairwise) Degeneracies of Energy Levels
Alexandre M. Gavrilik and Anastasiya P. Rebesh
SIGMA 3 (2007), 112, 11 pages   [ abs   pdf   ps ]
Curved Casimir Operators and the BGG Machinery
Andreas Cap and Vladimír Soucek
SIGMA 3 (2007), 111, 17 pages   [ abs   pdf   ps ]
Alternative Method for Determining the Feynman Propagator of a Non-Relativistic Quantum Mechanical Problem
Marcos Moshinsky, Emerson Sadurní and Adolfo del Campo
SIGMA 3 (2007), 110, 12 pages   [ abs   pdf   ps ]
Quasi-Exactly Solvable Schrödinger Operators in Three Dimensions
Mélisande Fortin Boisvert
SIGMA 3 (2007), 109, 24 pages   [ abs   pdf   ps ]
Straight Quantum Waveguide with Robin Boundary Conditions
Martin Jílek
SIGMA 3 (2007), 108, 12 pages   [ abs   pdf   ps ]
Singular Potentials in Quantum Mechanics and Ambiguity in the Self-Adjoint Hamiltonian
Tamás Fülöp
SIGMA 3 (2007), 107, 12 pages   [ abs   pdf   ps ]
Biorthogonal Expansion of Non-Symmetric Jack Functions
Siddhartha Sahi and Genkai Zhang
SIGMA 3 (2007), 106,  9 pages   [ abs   pdf   ps ]
Wavelet-Based Quantum Field Theory
Mikhail V. Altaisky
SIGMA 3 (2007), 105, 13 pages   [ abs   pdf   ps ]
Some Conformal Invariants from the Noncommutative Residue for Manifolds with Boundary
William J. Ugalde
SIGMA 3 (2007), 104, 18 pages   [ abs   pdf   ps ]
Geometric Linearization of Ordinary Differential Equations
Asghar Qadir
SIGMA 3 (2007), 103,  7 pages   [ abs   pdf   ps ]
Translation to Bundle Operators
Thomas P. Branson and Doojin Hong
SIGMA 3 (2007), 102, 14 pages   [ abs   pdf   ps ]
Toeplitz Operators, Kähler Manifolds, and Line Bundles
Tatyana Foth
SIGMA 3 (2007), 101,  6 pages   [ abs   pdf   ps ]
Conformal Dirichlet-Neumann Maps and Poincaré-Einstein Manifolds
A. Rod Gover
SIGMA 3 (2007), 100, 21 pages   [ abs   pdf   ps ]
From Holonomy of the Ising Model Form Factors to n-Fold Integrals and the Theory of Elliptic Curve
Salah Boukraa, Saoud Hassani, Jean-Marie Maillard and Nadjah Zenine
SIGMA 3 (2007), 099, 43 pages   [ abs   pdf   ps ]
Quantum Gravity: Unification of Principles and Interactions, and Promises of Spectral Geometry
Bernhelm Booß-Bavnbek, Giampiero Esposito and Matthias Lesch
SIGMA 3 (2007), 098, 29 pages   [ abs   pdf   ps ]
Differential Invariants of Conformal and Projective Surfaces
Evelyne Hubert and Peter J. Olver
SIGMA 3 (2007), 097, 15 pages   [ abs   pdf   ps ]
Lagrangian Approach to Dispersionless KdV Hierarchy
Amitava Choudhuri, B. Talukdar and U. Das
SIGMA 3 (2007), 096, 11 pages   [ abs   pdf   ps ]
Stanilov-Tsankov-Videv Theory
Miguel Brozos-Vázquez, Bernd Fiedler, Eduardo García-Río, Peter Gilkey, Stana Nikcevic, Grozio Stanilov, Yulian Tsankov, Ramón Vázquez-Lorenzo and Veselin Videv
SIGMA 3 (2007), 095, 13 pages   [ abs   pdf   ps ]
Vacuum Energy as Spectral Geometry
Stephen A. Fulling
SIGMA 3 (2007), 094, 23 pages   [ abs   pdf   ps ]
Heat Trace Asymptotics on Noncommutative Spaces
Dmitri V. Vassilevich
SIGMA 3 (2007), 093, 11 pages   [ abs   pdf   ps ]
Miscellaneous Applications of Quons
Maurice R. Kibler
SIGMA 3 (2007), 092, 14 pages   [ abs   pdf   ps ]
Dimensional Reduction of Conformal Tensors and Einstein-Weyl Spaces
Roman Jackiw
SIGMA 3 (2007), 091,  7 pages   [ abs   pdf   ps ]
Q-Curvature, Spectral Invariants, and Representation Theory
Thomas P. Branson
SIGMA 3 (2007), 090, 31 pages   [ abs   pdf   ps ]
The Symmetric Tensor Lichnerowicz Algebra and a Novel Associative Fourier-Jacobi Algebra
Karl Hallowell and Andrew Waldron
SIGMA 3 (2007), 089, 12 pages   [ abs   pdf   ps ]
Complex Projection of Quasianti-Hermitian Quaternionic Hamiltonian Dynamics
Giuseppe Scolarici
SIGMA 3 (2007), 088, 10 pages   [ abs   pdf   ps ]
Quantum Information from Graviton-Matter Gas
Lukasz-Andrzej Glinka
SIGMA 3 (2007), 087, 13 pages   [ abs   pdf   ps ]
On Transformations of the Rabelo Equations
Anton Sakovich and Sergei Sakovich
SIGMA 3 (2007), 086,  8 pages   [ abs   pdf   ps ]
An Additive Basis for the Chow Ring of M0,2(Pr,2)
Jonathan A. Cox
SIGMA 3 (2007), 085, 16 pages   [ abs   pdf   ps ]
Monogenic Functions in Conformal Geometry
Michael Eastwood and John Ryan
SIGMA 3 (2007), 084, 14 pages   [ abs   pdf   ps ]
Stability Analysis of Continuous Waves in Nonlocal Random Nonlinear Media
Maxim A. Molchan
SIGMA 3 (2007), 083,  9 pages   [ abs   pdf   ps ]
Monodromy of a Class of Logarithmic Connections on an Elliptic Curve
Francois-Xavier Machu
SIGMA 3 (2007), 082, 31 pages   [ abs   pdf   ps ]
Future Directions of Research in Geometry: A Summary of the Panel Discussion at the 2007 Midwest Geometry Conference
Edited by Lawrence J. Peterson
SIGMA 3 (2007), 081,  7 pages   [ abs   pdf   ps ]
Bäcklund Transformation for the BC-Type Toda Lattice
Vadim Kuznetsov and Evgeny Sklyanin
SIGMA 3 (2007), 080, 17 pages   [ abs   pdf   ps ]
Clifford Algebras and Possible Kinematics
Alan S. McRae
SIGMA 3 (2007), 079, 29 pages   [ abs   pdf   ps ]
Paths and Tableaux Descriptions of Jacobi-Trudi Determinant Associated with Quantum Affine Algebra of Type Cn
Wakako Nakai and Tomoki Nakanishi
SIGMA 3 (2007), 078, 20 pages   [ abs   pdf   ps ]
Global Stability of Dynamic Systems of High Order
Mohammed Benalili and Azzedine Lansari
SIGMA 3 (2007), 077, 21 pages   [ abs   pdf   ps ]
SU2 Nonstandard Bases: Case of Mutually Unbiased Bases
Olivier Albouy and Maurice R. Kibler
SIGMA 3 (2007), 076, 22 pages   [ abs   pdf   ps ]
The Veldkamp Space of Two-Qubits
Metod Saniga, Michel Planat, Petr Pracna and Hans Havlicek
SIGMA 3 (2007), 075,  7 pages   [ abs   pdf   ps ]
Vadim Kuznetsov. Informal Biography by Eyes of His First Adviser
Igor V. Komarov
SIGMA 3 (2007), 074,  6 pages   [ abs   pdf   ps ]
Do All Integrable Evolution Equations Have the Painlevé Property?
K.M. Tamizhmani, Basil Grammaticos and Alfred Ramani
SIGMA 3 (2007), 073,  6 pages   [ abs   pdf   ps ]
Skew Divided Difference Operators and Schubert Polynomials
Anatol N. Kirillov
SIGMA 3 (2007), 072, 14 pages   [ abs   pdf   ps ]
Exact Solutions for Equations of Bose-Fermi Mixtures in One-Dimensional Optical Lattice
Nikolay A. Kostov, Vladimir S. Gerdjikov and Tihomir I. Valchev
SIGMA 3 (2007), 071, 14 pages   [ abs   pdf   ps ]
Hamilton-Jacobi Theory and Moving Frames
Joshua D. MacArthur, Raymond G. McLenaghan and Roman G. Smirnov
SIGMA 3 (2007), 070, 23 pages   [ abs   pdf   ps ]
Yangian of the Strange Lie Superalgebra of Qn-1 Type, Drinfel'd Approach
Vladimir Stukopin
SIGMA 3 (2007), 069, 12 pages   [ abs   pdf   ps ]
Hidden Symmetries of Stochastic Models
Boyka Aneva
SIGMA 3 (2007), 068, 12 pages   [ abs   pdf   ps ]
Quadratic Algebra Approach to an Exactly Solvable Position-Dependent Mass Schrödinger Equation in Two Dimensions
Christiane Quesne
SIGMA 3 (2007), 067, 14 pages   [ abs   pdf   ps ]
Teichmüller Theory of Bordered Surfaces
Leonid O. Chekhov
SIGMA 3 (2007), 066, 37 pages   [ abs   pdf   ps ]
The Rahman Polynomials Are Bispectral
F. Alberto Grünbaum
SIGMA 3 (2007), 065, 11 pages   [ abs   pdf   ps ]
Degenerate Series Representations of the q-Deformed Algebra so'q(r,s)
Valentyna A. Groza
SIGMA 3 (2007), 064, 12 pages   [ abs   pdf   ps ]
The Relationship between Zhedanov's Algebra AW(3) and the Double Affine Hecke Algebra in the Rank One Case
Tom H. Koornwinder
SIGMA 3 (2007), 063, 15 pages   [ abs   pdf   ps ]
Weakly Nonlocal Hamiltonian Structures: Lie Derivative and Compatibility
Artur Sergyeyev
SIGMA 3 (2007), 062, 14 pages   [ abs   pdf   ps ]
Completely Integrable Systems Associated with Classical Root Systems
Toshio Oshima
SIGMA 3 (2007), 061, 50 pages   [ abs   pdf   ps ]
Generating Operator of XXX or Gaudin Transfer Matrices Has Quasi-Exponential Kernel
Evgeny Mukhin, Vitaly Tarasov and Alexander Varchenko
SIGMA 3 (2007), 060, 31 pages   [ abs   pdf   ps ]
A Critical Phenomenon in Solitonic Ising Chains
Igor M. Loutsenko and Vyacheslav P. Spiridonov
SIGMA 3 (2007), 059, 11 pages   [ abs   pdf   ps ]
From su(2) Gaudin Models to Integrable Tops
Matteo Petrera and Orlando Ragnisco
SIGMA 3 (2007), 058, 14 pages   [ abs   pdf   ps ]
On the Applications of a New Technique to Solve Linear Differential Equations, with and without Source
N. Gurappa, Pankaj K. Jha and Prasanta K. Panigrahi
SIGMA 3 (2007), 057,  6 pages   [ abs   pdf   ps ]
Macdonald Polynomials and Multivariable Basic Hypergeometric Series
Michael J. Schlosser
SIGMA 3 (2007), 056, 30 pages   [ abs   pdf   ps ]
Eigenfunction Expansions of Functions Describing Systems with Symmetries
Ivan Kachuryk and Anatoliy Klimyk
SIGMA 3 (2007), 055, 84 pages   [ abs   pdf   ps ]
Bäcklund-Darboux Transformation for Non-Isospectral Canonical System and Riemann-Hilbert Problem
Alexander Sakhnovich
SIGMA 3 (2007), 054, 11 pages   [ abs   pdf   ps ]
Lie Symmetries and Criticality of Semilinear Differential Systems
Yuri Bozhkov and Enzo Mitidieri
SIGMA 3 (2007), 053, 17 pages   [ abs   pdf   ps ]
Polynomials Associated with Dihedral Groups
Charles F. Dunkl
SIGMA 3 (2007), 052, 19 pages   [ abs   pdf   ps ]
Geometry of Invariant Tori of Certain Integrable Systems with Symmetry and an Application to a Nonholonomic System
Francesco Fassò and Andrea Giacobbe
SIGMA 3 (2007), 051, 12 pages   [ abs   pdf   ps ]
Lie Algebroids in Classical Mechanics and Optimal Control
Eduardo Martínez
SIGMA 3 (2007), 050, 17 pages   [ abs   pdf   ps ]
Reduction of Symplectic Lie Algebroids by a Lie Subalgebroid and a Symmetry Lie Group
David Iglesias, Juan Carlos Marrero, David Martín de Diego, Eduardo Martínez and Edith Padrón
SIGMA 3 (2007), 049, 28 pages   [ abs   pdf   ps ]
Density of Eigenvalues of Random Normal Matrices with an Arbitrary Potential, and of Generalized Normal Matrices
Pavel Etingof and Xiaoguang Ma
SIGMA 3 (2007), 048, 13 pages   [ abs   pdf   ps ]
Some Remarks on the KP System of the Camassa-Holm Hierarchy
Giovanni Ortenzi
SIGMA 3 (2007), 047, 10 pages   [ abs   pdf   ps ]
Qualitative Analysis of the Classical and Quantum Manakov Top
Evguenii Sinitsyn and Boris Zhilinskii
SIGMA 3 (2007), 046, 23 pages   [ abs   pdf   ps ]
Spectral Curves of Operators with Elliptic Coefficients
J. Chris Eilbeck, Victor Z. Enolski and Emma Previato
SIGMA 3 (2007), 045, 17 pages   [ abs   pdf   ps ]
A Discretization of the Nonholonomic Chaplygin Sphere Problem
Yuri N. Fedorov
SIGMA 3 (2007), 044, 15 pages   [ abs   pdf   ps ]
A Journey Between Two Curves
Sergey A. Cherkis
SIGMA 3 (2007), 043,  9 pages   [ abs   pdf   ps ]
Hamiltonian Structure of PI Hierarchy
Kanehisa Takasaki
SIGMA 3 (2007), 042, 32 pages   [ abs   pdf   ps ]
Phase Space of Rolling Solutions of the Tippe Top
S. Torkel Glad, Daniel Petersson and Stefan Rauch-Wojciechowski
SIGMA 3 (2007), 041, 14 pages   [ abs   pdf   ps ]
q-Boson in Quantum Integrable Systems
Anjan Kundu
SIGMA 3 (2007), 040, 14 pages   [ abs   pdf   ps ]
N-Wave Equations with Orthogonal Algebras: Z2 and Z2 × Z2 Reductions and Soliton Solutions
Vladimir S. Gerdjikov, Nikolay A. Kostov and Tihomir I. Valchev
SIGMA 3 (2007), 039, 19 pages   [ abs   pdf   ps ]
Towards Finite-Gap Integration of the Inozemtsev Model
Kouichi Takemura
SIGMA 3 (2007), 038, 17 pages   [ abs   pdf   ps ]
An Explicit Formula for Symmetric Polynomials Related to the Eigenfunctions of Calogero-Sutherland Models
Martin Hallnäs
SIGMA 3 (2007), 037, 17 pages   [ abs   pdf   ps ]
A 'User-Friendly' Approach to the Dynamical Equations of Non-Holonomic Systems
Sergio Benenti
SIGMA 3 (2007), 036, 33 pages   [ abs   pdf   ps ]
Charges in Gauge Theories
David McMullan
SIGMA 3 (2007), 035,  8 pages   [ abs   pdf   ps ]
By Magri's Theorem, Self-Dual Gravity is Completely Integrable
Yavuz Nutku
SIGMA 3 (2007), 034,  6 pages   [ abs   pdf   ps ]
Continuous and Discrete (Classical) Heisenberg Spin Chain Revised
Orlando Ragnisco and Federico Zullo
SIGMA 3 (2007), 033,  6 pages   [ abs   pdf   ps ]
A Note on the Rotationally Symmetric SO(4) Euler Rigid Body
Gregorio Falqui
SIGMA 3 (2007), 032, 13 pages   [ abs   pdf   ps ]
Singular Eigenfunctions of Calogero-Sutherland Type Systems and How to Transform Them into Regular Ones
Edwin Langmann
SIGMA 3 (2007), 031, 18 pages   [ abs   pdf   ps ]
A Super-Integrable Two-Dimensional Non-Linear Oscillator with an Exactly Solvable Quantum Analog
José F. Cariñena, Manuel F. Rañada and Mariano Santander
SIGMA 3 (2007), 030, 23 pages   [ abs   pdf   ps ]
The 6 Vertex Model and Schubert Polynomials
Alain Lascoux
SIGMA 3 (2007), 029, 12 pages   [ abs   pdf   ps ]
Bethe Ansatz for the Ruijsenaars Model of BC1-Type
Oleg Chalykh
SIGMA 3 (2007), 028,  9 pages   [ abs   pdf   ps ]
Deformation Quantization in White Noise Analysis
Rémi Léandre
SIGMA 3 (2007), 027,  8 pages   [ abs   pdf   ps ]
Quantum Deformations and Superintegrable Motions on Spaces with Variable Curvature
Orlando Ragnisco, Ángel Ballesteros, Francisco J. Herranz and Fabio Musso
SIGMA 3 (2007), 026, 20 pages   [ abs   pdf   ps ]
Quantum Super-Integrable Systems as Exactly Solvable Models
Allan P. Fordy
SIGMA 3 (2007), 025, 10 pages   [ abs   pdf   ps ]
A Recursive Scheme of First Integrals of the Geodesic Flow of a Finsler Manifold
Willy Sarlet
SIGMA 3 (2007), 024,  9 pages   [ abs   pdf   ps ]
Antisymmetric Orbit Functions
Anatoliy Klimyk and Jiri Patera
SIGMA 3 (2007), 023, 83 pages   [ abs   pdf   ps ]
Laurent Polynomials and Superintegrable Maps
Andrew N.W. Hone
SIGMA 3 (2007), 022, 18 pages   [ abs   pdf   ps ]
Eigenvalues of Killing Tensors and Separable Webs on Riemannian and Pseudo-Riemannian Manifolds
Claudia Chanu and Giovanni Rastelli
SIGMA 3 (2007), 021, 21 pages   [ abs   pdf   ps ]
Clifford Algebra Derivations of Tau-Functions for Two-Dimensional Integrable Models with Positive and Negative Flows
Henrik Aratyn and Johan van de Leur
SIGMA 3 (2007), 020, 29 pages   [ abs   pdf   ps ]
Nonlocal Symmetries and Generation of Solutions for Partial Differential Equations
Valentyn Tychynin, Olga Petrova and Olesya Tertyshnyk
SIGMA 3 (2007), 019, 14 pages   [ abs   pdf   ps ]
Lattice Field Theory with the Sign Problem and the Maximum Entropy Method
Masahiro Imachi, Yasuhiko Shinno and Hiroshi Yoneyama
SIGMA 3 (2007), 018,  7 pages   [ abs   pdf   ps ]
Separation of Variables and the Geometry of Jacobians
Jacques Hurtubise
SIGMA 3 (2007), 017, 14 pages   [ abs   pdf   ps ]
Generalized Deformed Commutation Relations with Nonzero Minimal Uncertainties in Position and/or Momentum and Applications to Quantum Mechanics
Christiane Quesne and Volodymyr M. Tkachuk
SIGMA 3 (2007), 016, 18 pages   [ abs   pdf   ps ]
KP Trigonometric Solitons and an Adelic Flag Manifold
Luc Haine
SIGMA 3 (2007), 015, 15 pages   [ abs   pdf   ps ]
An Analytic Formula for the A2 Jack Polynomials
Vladimir V. Mangazeev
SIGMA 3 (2007), 014, 11 pages   [ abs   pdf   ps ]
Relativistic Toda Chain with Boundary Interaction at Root of Unity
Nikolai Iorgov, Vladimir Roubtsov, Vitaly Shadura and Yuri Tykhyy
SIGMA 3 (2007), 013, 14 pages   [ abs   pdf   ps ]
Boundary Liouville Theory: Hamiltonian Description and Quantization
Harald Dorn and George Jorjadze
SIGMA 3 (2007), 012, 18 pages   [ abs   pdf   ps ]
Finite-Temperature Form Factors: a Review
Benjamin Doyon
SIGMA 3 (2007), 011, 37 pages   [ abs   pdf   ps ]
Modular Symmetry and Fractional Charges in N = 2 Supersymmetric Yang-Mills and the Quantum Hall Effect
Brian P. Dolan
SIGMA 3 (2007), 010, 31 pages   [ abs   pdf   ps ]
Asymmetric Twin Representation: the Transfer Matrix Symmetry
Anastasia Doikou
SIGMA 3 (2007), 009, 19 pages   [ abs   pdf   ps ]
The Virasoro Algebra and Some Exceptional Lie and Finite Groups
Michael P. Tuite
SIGMA 3 (2007), 008, 13 pages   [ abs   pdf   ps ]
Multi-Hamiltonian Structures on Beauville's Integrable System and Its Variant
Rei Inoue and Yukiko Konishi
SIGMA 3 (2007), 007, 16 pages   [ abs   pdf   ps ]
Generalized Potts-Models and their Relevance for Gauge Theories
Andreas Wipf, Thomas Heinzl, Tobias Kaestner and Christian Wozar
SIGMA 3 (2007), 006, 14 pages   [ abs   pdf   ps ]
Symmetry Operators for the Fokker-Plank-Kolmogorov Equation with Nonlocal Quadratic Nonlinearity
Alexander V. Shapovalov, Roman O. Rezaev and Andrey Yu. Trifonov
SIGMA 3 (2007), 005, 16 pages   [ abs   pdf   ps ]
Construction of the Bethe State for the Eτ,η(so3) Elliptic Quantum Group
Nenad Manojlović and Zoltán Nagy
SIGMA 3 (2007), 004, 10 pages   [ abs   pdf   ps ]
Elliptic Biorthogonal Polynomials Connected with Hermite's Continued Fraction
Luc Vinet and Alexei Zhedanov
SIGMA 3 (2007), 003, 18 pages   [ abs   pdf   ps ]
Raising and Lowering Operators for Askey-Wilson Polynomials
Siddhartha Sahi
SIGMA 3 (2007), 002, 11 pages   [ abs   pdf   ps ]
Non-Local Finite-Size Effects in the Dimer Model
Nickolay Sh. Izmailian, Vyatcheslav B. Priezzhev and Philippe Ruelle
SIGMA 3 (2007), 001, 12 pages   [ abs   pdf   ps ]

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