Volume 31, 1998 Volume 30, 1997 Volume 29, 1996
	Journal of Physics A: Mathematical and General Volume 31, 1998
	Number 5, 6 February 1998 (L93-L118, 1341-1508)
	Number 4, 30 January 1998 (L79-L92, 1121-1340)
	Number 3, 23 January 1998 (L67-L78, 833-1120)
	Number 2, 16 January 1998 (L45-L66, 417-832)
	Number 1, 9 January 1998 (L1-L44, 1-416)

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	Journal of Physics A: Mathematical and General Volume 31, Number 1, 9 January 1998
	LETTERS TO THE EDITOR
	Bicrossproduct structure of the null-plane quantum Poincaré algebra Oscar Arratia, Francisco J Herranz and Mariano A del Olmo (L1-L7)
	A general theory of phase-space quasiprobability distributions C Brif and A Mann (L9-L17)
	A simple stochastic model for the dynamics of condensation J-M Drouffe, C Godrèche and F Camia (L19-L25)
	On-line learning in a discrete state space W Kinzel and R Urbanczik (L27-L30)
	Quantum integrable systems and Clebsch - Gordan series. I A M Perelomov (L31-L37)
	Formula for the radius of the support of the potential in terms of scattering data A G Ramm, J H Arredondo and B C Izquierdo (L39-L44)
	PAPERS STATISTICAL
	Boundary scattering matrices in the Hubbard model with boundary fields Hitoshi Asakawa and Masuo Suzuki (1-20)
	Time-reversible dynamical systems for turbulence L Biferale, D Pierotti and A Vulpiani (21-32)
	Relativistic formulation of quantum-state diffusion Heinz-Peter Breuer and Francesco Petruccione (33-52)
	Boundary S-matrix for the XXZ chain Anastasia Doikou, Luca Mezincescu and Rafael I Nepomechie (53-59)
	Complete phase diagram for the integrable chain with alternating spins in the sectors with competing interactions B-D Dörfel and St Meißner (61-71)
	A solvable model for irreversible adsorption of large particles Jordi Faraudo and Javier Bafaluy (73-83)
	Critical behaviour of the random field Ising model J-Y Fortin and P C W Holdsworth (85-105)
	A coarse-grained model for granular compaction and relaxation D A Head and G J Rodgers (107-122)
	Learning of non-monotonic rules by simple perceptrons Yoshiyuki Kabashima and Jun-ichi Inoue (123-144)
	The statistics of transport parameters in the system of weakly coupled disordered chains Peter Markos (145-153)
	On the multifractal spectrum of the Fibonacci chain Andreas Rüdinger and Frédéric Piéchon (155-164)
	Uniform approximation for period-quadrupling bifurcations Martin Sieber and Henning Schomerus (165-183)
	Exact solution of a class of cooperative sequential adsorption problems D J Stacchiola, T P Eggarter and G Zgrablich (185-194)
	New universality of Lyapunov spectra in Hamiltonian systems Yoshiyuki Y Yamaguchi (195-207)
	MATHEMATICAL
	Kink manifolds in (1+1)-dimensional scalar field theory A Alonso Izquierdo, M A González León and J Mateos Guilarte (209-229)
	Covariant SPDEs and quantum field structures C Becker, R Gielerak and P Lugiewicz (231-258)
	Magnus and Fer expansions for matrix differential equations: the convergence problem S Blanes, F Casas, J A Oteo and J Ros (259-268)
	Generation of multipole moments by external field in Born-Infeld nonlinear electrodynamics Dariusz Chruscinski and Jerzy Kijowski (269-276)
	Periodic orbits, breaktime and localization Doron Cohen (277-287)
	Berezin integrals and Poisson processes G F De Angelis, G Jona-Lasinio and V Sidoravicius (289-308)
	Magnetic control of squeezing effects Francisco Delgado C and Bogdan Mielnik (309-320)
	Generalized Morse potential: Symmetry and satellite potentials A Del Sol Mesa, C Quesne and Yu F Smirnov (321-335)
	Commuting-flow symmetries and common solutions to differential equations with common symmetries Giuseppe Gaeta and Paola Morando (337-347)
	Three-dimensional three-wave interactions: A bilinear approach Claire R Gilson and Mark C Ratter (349-367)
	Classification and normal forms for avoided crossings of quantum-mechanical energy levels George A Hagedorn (369-383)
	Scattering with a periodically kicked interaction and cyclic states Thomas Kovar and Philippe A Martin (385-396)
	Variational energy spectra of relativistic Hamiltonians Marcos Moshinsky and Anju Sharma (397-408)
	On solving Schwinger-Dyson equations for non-Abelian gauge theory V E Rochev (409-416)

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	Journal of Physics A: Mathematical and General Volume 31, Number 2, 16 January 1998
	LETTERS TO THE EDITOR
	Spontaneous breaking of translational invariance in one-dimensional stationary states on a ring Peter F Arndt, Thomas Heinzel and Vladimir Rittenberg (L45-L51)
	The Berry phase for spin in the Majorana representation J H Hannay (L53-L59)
	Force on a vortex in ferromagnet model and the properties of vortex configurations Hiroshi Kuratsuji and Hiroyuki Yabu (L61-L65)
	PAPERS STATISTICAL
	Stochastic model of evolving populations D Bonnaz and A J Koch (417-429)
	An alternative to the Lüders generalization of the von Neumann projection, and its interpretation Willem M de Muynck (431-444)
	Pseudo-boundaries in discontinuous two-dimensional maps Oded Farago and Yacov Kantor (445-451)
	Quantum-theory of photodetection without the rotating wave approximation Michael Fleischhauer (453-463)
	Exact Drude weight for the one-dimensional Hubbard model at finite temperatures Satoshi Fujimoto and Norio Kawakami (465-474)
	Equivalence of ferromagnetic spin models on trees and random graphs D A Johnston and P Plechác (475-482)
	Statistical analysis of scars in stadium billiard Baowen Li and Bambi Hu (483-504)
	A Bethe ansatz solution for the closed Temperley - Lieb quantum spin chains A Lima-Santos and R C T Ghiotto (505-512)
	Optimization problems and replica symmetry breaking in finite connectivity spin glasses Rémi Monasson (513-529)
	Categorization in the pseudo-inverse neural network C Rodrigues Neto and J F Fontanari (531-540)
	Non-universal dynamics of staggered non-equilibrium particle systems and Ising chains R B Stinchcombe, J E Santos and M D Grynberg (541-549)
	Phase estimation in interferometry M Zawisky, Y Hasegawa, H Rauch, Z Hradil, R Myska and J Perina (551-564)
	MATHEMATICAL
	Characterizations of classical and nonclassical states of quantized radiation Arvind, N Mukunda and R Simon (565-583)
	Variational principle for the chemical potential in the Thomas-Fermi model Rafael D Benguria and Julio M Yáñez (585-593)
	Diffraction at skew incidence by an anisotropic impedance wedge in electromagnetism theory: a new class of canonical cases J M L Bernard (595-613)
	The two-dimensional stochastic heat equation: renormalizing a multiplicative noise Lorenzo Bertini and Nicoletta Cancrini (615-622)
	On resonances for a harmonic oscillator coupled with massless bosons C Billionnet (623-638)
	Estimates to correlation decay in discrete dynamical systems by spectral methods F Brini and S Siboni (639-656)
	Quantum states in a champagne bottle M S Child (657-670)
	Exact solutions for nonconservative Broadwell-Boltzmann models H Cornille (671-686)
	Integrable multiparametric quantum spin chains Angela Foerster, Jon Links and Itzhak Roditi (687-695)
	Nonlinear equations invariant under Poincaré, similitude and conformal group in three-dimensional spacetime F Güngör (697-706)
	Admissible cyclic representations and an algebraic approach to quantum phase T Hakioglu (707-721)
	Alternative bi-Hamiltonian structures for WDVV equations of associativity J Kalayci and Y Nutku (723-734)
	Dielectric properties of an ultra-cold weakly magnetized charged Bose gas Victor Kowalenko (735-742)
	Energy gauge and electron confinement in quasicrystals Peter Kramer (743-756)
	The maximum-entropy inference of solutions to PDEs E D Malaza (757-765)
	Satake superdiagrams, real forms and Iwasawa decomposition of classical Lie superalgebras K C Pati and D Parashar (767-778)
	Exact solutions for vibrational levels of the Morse potential H Taseli (779-788)
	Solvable Lie algebras with triangular nilradicals S Tremblay and P Winternitz (789-806)
	Exact solution for the reflection and diffraction of atomic de Broglie waves by a travelling evanescent laser wave N S Witte (807-832)

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	Journal of Physics A: Mathematical and General Volume 31, Number 3, 23 January 1998
	LETTERS TO THE EDITOR
	Periodic kinks in reaction - diffusion systems P V Gordon and S A Vakulenko (L67-L70)
	Unstable decay and state selection Martin B Tarlie and Alan J McKane (L71-L78)
	PAPERS STATISTICAL
	Stochastic models on a ring and quadratic algebras. The three-species diffusion problem Peter F Arndt, Thomas Heinzel and Vladimir Rittenberg (833-843)
	N-species stochastic models with boundaries and quadratic algebras F C Alcaraz, S Dasmahapatra and V Rittenberg (845-878)
	Long-range geometrical correlations in two-dimensional foams B Dubertret, N Rivier and M A Peshkin (879-900)
	Probability distributions and coherent states of , and algebras Hong-Chen Fu and Ryu Sasaki (901-925)
	Percolative phase transition in a disordered Ising model with finite disorder correlation length A L Korzhenevskii, H-O Heuer and K Herrmanns (927-950)
	A replica approach to products of random matrices M Weigt (951-961)
	MATHEMATICAL
	Eigenvalue bounds for a class of singular potentials Richard L Hall and Nasser Saad (963-967)
	Self-trapping and blow-up in integrable dimers M F Jørgensen and P L Christiansen (969-976)
	Principles of discrete time mechanics: III. Quantum field theory Keith Norton and George Jaroszkiewicz (977-1000)
	Principles of discrete time mechanics: IV. The Dirac equation, particles and oscillons Keith Norton and George Jaroszkiewicz (1001-1023)
	Compatible Jacobi manifolds: geometry and reduction J M Nunes da Costa (1025-1033)
	Minimum-energy point charge configurations on a circular disk Kari J Nurmela (1035-1047)
	Lorentz-invariant Hamiltonian and Riemann hypothesis Susumu Okubo (1049-1057)
	Composed ensembles of random unitary matrices Marcin Pozniak, Karol Zyczkowski and Marek Kus (1059-1071)
	Symmetrized squares and cubes of the fundamental unirreps of Jean-Yves Thibon, Frédéric Toumazet and Brian G Wybourne (1073-1086)
	Functional representation of the Ablowitz-Ladik hierarchy V E Vekslerchik (1087-1099)
	On the overlap integral of associated Legendre polynomials B R Wong (1101-1103)
	COMMENTS
	A direct proof of Kim's identities R J Baxter (1105-1108)
	Comment on `The Stefan-Boltzmann constant in n-dimensional space' V J Menon and D C Agrawal (1109-1110)
	Reply to the comment on the existence of NRBI media R E Raab and A H Sihvola (1111-1112)
	Further remarks on the non-existence of linear non-reciprocal bi-isotropic media Werner S Weiglhofer and Akhlesh Lakhtakia (1113-1114)
	ERRATUM
	Absence of the absolutely continuous spectrum for Stark-Bloch operators with strongly singular periodic potentials Marco Maioli and Andrea Sacchetti (1115-1119)

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	Journal of Physics A: Mathematical and General Volume 31, Number 4, 30 January 1998
	LETTERS TO THE EDITOR
	Twist deformation of the rank-one Lie superalgebra E Celeghini and P P Kulish (L79-L84)
	Notes on the structure of the -function interacting gas. Intertwining operator in the degenerate affine Hecke algebra Kazuhiro Hikami (L85-L91)
	PAPERS STATISTICAL
	Stirling probability and q-bosons M Arik and G Ünel (1121-1125)
	Absence of glassy behaviour in the deterministic spherical and XY models I Borsari, F Camia, S Graffi and F Unguendoli (1127-1139)
	On the linear statistics of Hermitian random matrices Yang Chen and Nigel Lawrence (1141-1152)
	Asymmetric simple exclusion model with local inhomogeneity Anatoly B Kolomeisky (1153-1164)
	Effect of the transient mobility in one-dimensional continuum deposition Daniel H Linares, Raul H Lopez and Victor D Pereyra (1165-1179)
	Four-dimensional spin glasses in a magnetic field have a mean-field-like phase E Marinari, G Parisi and F Zuliani (1181-1187)
	Noisy time series generation by feed-forward networks A Priel, I Kanter and D A Kessler (1189-1209)
	MATHEMATICAL
	Integrable Poisson algebras and two-dimensional manifolds Sergio Albeverio and Shao-Ming Fei (1211-1218)
	Transcendental-function representation of Stark-modified hydrogenic states and atomic dipole polarizability A Bhattacharya, B Talukdar, G Banerji and U Roy (1219-1226)
	Schrödinger cat states in a Penning trap O Castaños, S Hacyan, R López-Peña and V I Man'ko (1227-1237)
	Spike output jitter, mean firing time and coefficient of variation Jianfeng Feng and David Brown (1239-1252)
	Homology and cohomology on generalized Poisson manifolds Raúl Ibáñez, Manuel de León and Juan C Marrero (1253-1266)
	Nambu-Jacobi and generalized Jacobi manifolds Raul Ibáñez, Manuel de León, Juan C Marrero and Edith Padrón (1267-1286)
	Normal frames and the validity of the equivalence principle: III. The case along smooth maps with separable points of self-intersection Bozhidar Z Iliev (1287-1296)
	Quantum mechanics from a geometric-observer's viewpoint Bozhidar Z Iliev (1297-1305)
	Coherent states, even and odd coherent states in a finite-dimensional Hilbert space and their properties B Roy and P Roy (1307-1317)
	Generation of Compton harmonics by scattering linearly polarized light of arbitrary intensity from free electrons of arbitrary initial velocity Yousef I Salamin and Farhad H M Faisal (1319-1327)
	Numerical determination of bound states without matrix diagonalization D Waxman (1329-1339)

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Volume 31, 1998 Volume 30, 1997 Volume 29, 1996

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	Journal of Physics A: Mathematical and General Volume 31, Number 5, 6 February 1998
	LETTERS TO THE EDITOR
	Upper critical dimension of the Kardar - Parisi - Zhang equation J K Bhattacharjee (L93-L96)
	The dynamics of on-line principal component analysis M Biehl and E Schlösser (L97-L103)
	The number of incipient spanning clusters in two-dimensional percolation John Cardy (L105-L110)
	Universality of critical existence probability for percolation on three-dimensional lattices Chai-Yu Lin, Chin-Kun Hu and Jau-Ann Chen (L111-L117)
	PAPERS STATISTICAL
	Effective drift and diffusivity in non-Gaussian random gradient flows I T Drummond, R R Horgan and C A da Silva Santos (1341-1352)
	Quantum diffusion in the generalized Harper equation Gun Sang Jeon, Beom Jun Kim, Sang Wook Yi, and M Y Choi (1353-1364)
	Monte Carlo renormalization group study of crosslinked polymer chains on fractals Ivan Zivic and Sava Milosevic (1365-1372)
	MATHEMATICAL
	Central extensions of the quasi-orthogonal Lie algebras J A de Azcárraga, F J Herranz, J C Pérez Bueno and M Santander (1373-1394)
	Evolution equations and Lévy processes on quantum groups U Franz and R Schott (1395-1404)
	Bäcklund transformations and nonlinear superposition formulae of a differential-difference KdV equation Xing-Bao Hu and Peter A Clarkson (1405-1414)
	Non-holonomic geodesic flows on Lie groups and the integrable Suslov problem on SO(4) Bozidar Jovanovic (1415-1422)
	Discrete Wigner function for finite-dimensional systems A Luis and J Perina (1423-1441)
	Inflation centres of the cut and project quasicrystals Zuzana Masáková, Jirí Patera and Edita Pelantová (1443-1453)
	Non-split geometry on products of vector bundles O Megged (1455-1465)
	The decomposition of level-1 irreducible highest-weight modules with respect to the level-0 actions of the quantum affine algebra Kouichi Takemura (1467-1485)
	Non-classical symmetries and the singular manifold method revisited U Tanriver and S Roy Choudhury (1487-1494)
	Representations and Clebsch-Gordan coefficients for the Jordanian quantum algebra J Van der Jeugt (1495-1508)

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