Journal of Physics A: Mathematical and General Tables of Contents Forthcoming Articles Volume 29, 1996 (Tables of Contents only) Number 24, 21 December (L613-L642, 7803-8176) Number 23, 7 December (L585-L612, 7355-7802) Number 22, 21 November (L555-L584, 7003-7354) Number 21, 7 November (L533-L554, 6683-7002) Number 20, 21 October (L505-L532, 6471-6682) Number 19, 7 October (L493-L504, 6151-6470) Number 18, 21 September (L447-L492, 5735-6150) Number 17, 7 September (L419-L446, 5257-5734) Number 16, 21 August (L399-L418, 4755-5256) Number 15, 7 August (L369-L398, 4307-4754) Number 14, 21 July (L355-L368, 3733-4306) Number 13, 7 July (L311-L354, 3317-3732) Number 12, 21 June (L289-L310, 2923-3316) Number 11, 7 June (L277-L288, 2627-2922) Number 10, 21 May (L223-L276, 2291-2626) Number 9, 7 May (L211-L222, 1859-2290) Number 8, 21 April (L177-L210, 1567-1858) Number 7, 7 April (L151-L176, 1311-1566) Number 6, 21 March (L141-L150, 1147-1310) Number 5, 7 March (L81-L140, 939-1146) Number 4, 21 February (L61-L80, 721-938) Number 3, 7 February (L45-L60, 473-720) Number 2, 21 January (L23-L44, 225-472) Number 1, 7 January (L1-L22, 1-224) Journal Archive Volume 30 (1997)

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Journal of Physics A: Mathematical and General Volume 29, Number 1, 7 January 1996 LETTERS TO THE EDITOR Residual entropy of ice: a manifestation of the fractional exclusion statistics in real three-dimensional space (L1-L7) Jisoon Ihm On the short-time dynamics of networks of Hebbian coupled oscillators (L9-L16) C J Pérez Vicente, A Arenas and L L Bonilla Generalization of Weierstrassian elliptic functions to $R^n$ (L17-L22) Cihan Saçlioglu PAPERS STATISTICAL Nearest-neighbour spacing distribution of energy levels in the region between integrability and chaos (1-9) A Y Abul-Magd Statistical properties of the noisy on - off intermittency (11-20) A Cenys and H Lustfeld Numerical studies of the glass transition in the roughness of a crystalline surface with a disordered substrate (21-32) D Cule and Y Shapir Kinetics of random sequential adsorption on disordered substrates (33-39) Jae Woo Lee Spin stiffness in the Hubbard model (41-57) J M J van Leeuwen, M S L du Croo de Jongh and P J H Denteneer MATHEMATICAL Painlevé singularity analysis of the perfect fluid Bianchi type-IX relativistic cosmological model (59-76) Jacques Demaret and Christian Scheen Four-wave interaction equations: Hamiltonian formulation, conservation laws and the Hirota method (77-85) H A Erbay and S Erbay Contact interactions on graph superlattices (87-102) Pavel Exner Cluster-expansion representation (103-114) M A Garcia-Bach and D J Klein Multidimensional isotropic and anisotropic q-oscillator models (115-124) A Ghosh, P Mitra and A Kundu Coherent states for quons (125-131) T K Kar and Gautam Ghosh A new method in the many-body problem: II (133-142) I V Krasovsky and V I Peresada Determination of quasinormal modes in leaky cavities by diagonalization (143-155) P T Leung and S T Ng An eight-component relativistic wave equation for spin-1/2 particles I (157-167) B A Robson and D S Staudte An eight-component relativistic wave equation for spin-1/2 particles II (169-192) D S Staudte Orbit spaces of reflection groups with 2, 3 and 4 basic polynomial invariants (193-223) G Sartori and G Valente This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 2, 21 January 1996 LETTERS TO THE EDITOR Generalization of the Agranovich - Toshich transformation and a constraint free bosonic representation for systems of truncated oscillators (L23-L29) A V Ilinskaia and K N Ilinski Improved mean-field theory of two-dimensional traffic flow models (L31-L35) B H Wang, Y F Woo and P M Hui Massive particles in the relativistic limit of the non-half-filled 1D attractive Hubbard model (L37-L44) F Woynarovich PAPERS STATISTICAL Finite-size corrections in the XXZ model and the Hubbard model with boundary fields (225-245) Hitoshi Asakawa and Masuo Suzuki The Bell phenomenon in classical frameworks (247-261) E G Beltrametti and S Bugajski On the algebraic approach to cubic lattice Potts models (263-278) Srinandan Dasmahapatra and Paul Martin `Smart' self-avoiding trails and the $\theta$ collapse of chain polymers in three dimensions (279-288) Peter Grassberger and Rainer Hegger Critical exponent of the localization length for the symplectic case (289-294) Alexander Moroz Complexity of a quasiperiodically driven spin system (295-302) Arkady S Pikovsky, Michael A Zaks and Jürgen Kurths On the steady-state equation for particles undergoing simultaneous Brownian diffusion and coagulation (303-307) S Simons Criticality of trapping in a dynamic epidemic model (309-316) N Vandewalle and M Ausloos Critical properties of the Calogero - Sutherland model with boundaries (317-327) Takashi Yamamoto, Norio Kawakami and Sung-Kil Yang MATHEMATICAL Ramanujan-type continuous measures for biorthogonal q-rational functions (329-338) Natig M Atakishiyev Effective potentials of quantum strip waveguides and their dependence upon torsion (339-348) Iain J Clark and Anthony J Bracken Remarks on solving the one-dimensional time-dependent Schrödinger equation on the interval $[0,\infty]$: the case of a quantum bouncer (349-355) S T Dembinski and L Wolniewicz Transformation of certain generalized Kampé de Fériet functions (357-363) Harold Exton Conditionally solvable path integral problems: II. Natanzon potentials (365-383) Christian Grosche Conformal symmetries of first-order ordinary differential equations (385-392) P E Hydon Universal tangle invariant and commutants of quantum algebras (393-425) H C Lee Minimum uncertainty states for the quantum group $SU_q(2)$ and quantum Wigner d-functions (427-435) A Mann and R Parthasarathy Coagulation processes with mass loss (437-450) P Singh and G J Rodgers A discrete-time relativistic Toda lattice (451-465) Yuri B Suris ADDENDUM More on the state-dependent implication in quantum mechanics (467-469) Fedor Herbut CORRIGENDUM Scaling behaviour in discrete traffic models (471-471) G Csányi and J Kertész 1995 J. Phys. A: Math. Gen. 28 L427-32 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 3, 7 February 1996 LETTERS TO THE EDITOR Exact solution of an N-body problem in one dimension (L45-L48) Avinash Khare A solvable multipolar glass (L49-L54) T K Kopec Asymptotic behaviour in learning from stochastic examples: one-step RSB calculation of the learning curve (L55-L60) Tatsuya Uezu and Yoshiyuki Kabashima PAPERS STATISTICAL A statistical mechanics analysis of the set covering problem (473-483) J F Fontanari Orientational correlations in the lattice gas of angular trimers on the square lattice (485-496) Klaus Froböse, Frank Bonnemeier and Josef Jäckle Series expansions of the percolation probability on the directed triangular lattice (497-517) Iwan Jensen and Anthony J Guttmann Exact solutions for A - D Temperley - Lieb models (519-531) R Köberle and A Lima-Santos Fractal structure of silica colloids revisited (533-540) Tomàs Sintes, Raúl Toral and Amitabha Chakrabarti Auxiliary fermion linearization (541-557) P Zanardi MATHEMATICAL Quantum group symmetry of the quantum Hall effect on non-flat surfaces (559-563) M Alimohammadi and A Shafei Deh Abad Applications of wavelets to quantum mechanics: a pedagogical example (565-576) F Bagarello Non-commutative geometry and kinetic theory of open systems (577-594) A Dimakis and C Tzanakis On the mixed initial Dirichlet - Neumann problem for the wave equation in the circle (595-606) M G El Sheikh Classical point symmetries of a porous medium equation (607-633) Maria Luz Gandarias The removability of the Hopf term in the 2 + 1D $CP^1$ model and Aharonov - Bohm effect (635-639) Xiao-Chun Gao, Dong-Hui Xu, Jun Gao and Jian Fu The Dirac equation and integrable systems of KP type (641-665) Francisco Guil and Manuel Mañas The construction of a Poisson structure out of a symmetry and a conservation law of a dynamical system (667-674) Sergio A Hojman Periodic orbits of Hamiltonian systems and symplectic reduction (675-687) A Ibort and C Martínez Ontalba Central extensions and realizations of one-dimensional Galilean systems and quantization (689-707) Miguel A Martín and Mariano A del Olmo New solutions of the Yang - Baxter equation based on root of 1 representations of the para-Bose superalgebra $U_q[osp(1/2)]$ (709-719) T D Palev and N I Stoilova This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 4, 21 February 1996 LETTERS TO THE EDITOR An Ising model in a magnetic field with a boundary (L61-L67) M T Batchelor, V Fridkin and Y-K Zhou Temperley - Lieb algebra and a new integrable electronic model (L69-L73) Jon Links Thermal fluctuations in quantized chaotic systems (L75-L79) Mark Srednicki PAPERS STATISTICAL Global Bethe lattice consideration of the spin-1 Ising model (721-731) A Z Akheyan and N S Ananikian The staggered charge-order phase of the extended Hubbard model in the atomic limit (733-747) Christian Borgs, Janusz Jedrzejewski and Roman Kotecký Generalization in a multi-state neural network (749-761) D R C Dominguez and W K Theumann Order-parameter flow in the SK spin-glass: II. Inclusion of microscopic memory effects (763-786) S N Laughton, A C C Coolen and D Sherrington The bond-diluted Z( q) ferromagnetic model: criticality and break-collapse method (787-802) M Loulidi and N Masaif Complex-temperature singularities in the d = 2 Ising model: triangular and honeycomb lattices (803-823) Victor Matveev and Robert Shrock The spin-1/2 Heisenberg star with frustration: II. The influence of the embedding medium (825-836) Johannes Richter, Andreas Voigt, Sven E Krüger and Claudius Gros Pairwise balance and invariant measures for generalized exclusion processes (837-843) Gunter M Schütz, Ramakrishna Ramaswamy and Mustansir Barma MATHEMATICAL On quantum groups in the Hubbard model with phonons (845-857) B L Cerchiai and P Schupp Discrete symmetries of differential equations (859-880) G Gaeta and M A Rodríguez The invariant measure for scattering matrices with block symmetries (881-888) Víctor A Gopar, Moisés Martínez, Pier A Mello and Harold U Baranger Can quantum mechanics and supersymmetric quantum mechanics be the multidimensional Ermakov theories? (889-893) R S Kaushal and D Parashar Even and odd phase coherent states for Hermitian phase operator theory (895-901) Le-Man Kuang and Jiu-Yun Zhu Ermakov systems of arbitrary order and dimension: structure and linearization (903-911) W K Schief, C Rogers and A P Bassom The monopole, pure gauge and Born - Oppenheimer equation (913-918) Yue-lin Shen GENERAL Fredholm method for scars (919-937) S Fishman, B Georgeot and R E Prange This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 5, 7 March 1996 LETTERS TO THE EDITOR Dynamics within metastable states in a mean-field spin glass (L81-L87) A Barrat, R Burioni and M Mézard Study of chirality in the two-dimensional XY spin glass (L89-L94) H S Bokil and A P Young Parabolic manifolds in the scattering map and direct quantum processes (L95-L99) B Dietz, M Lombardi and T H Seligman Chaotic analytic zero points: exact statistics for those of a random spin state (L101-L105) J H Hannay Quantum group symmetry in multiple Chern - Simons theory on a torus (L107-L113) Choon-Lin Ho Scaling of fluctuation for directed polymers with random interaction (L115-L121) Sutapa Mukherji, Somendra M Bhattacharjee and A Baumgärtner The Schrödinger and diffusion propagators coexisting on a lattice (L123-L128) G N Ord A new efficient method for calculating perturbation energies using functions which are not quadratically integrable (L129-L132) L Skála and J Cízek Phase transitions in the classical XY antiferromagnet on the triangular lattice (L133-L139) H-J Xu and B W Southern PAPERS STATISTICAL Path integral calculation of the writhe for circular semiflexible polymers (939-948) A L Kholodenko and T A Vilgis The ground-state configurations of arbitrary spin- S Ising models with axial next-nearest-neighbour interactions (949-962) Y Muraoka, K Oda, J W Tucker and T Idogaki Critical properties of a spin glass with anisotropic Dzyaloshinskii - Moriya interaction (963-971) Jürgen Stein MATHEMATICAL Algorithms for special integrals of ordinary differential equations (973-991) David W Albrecht, Elizabeth L Mansfield and Alice E Milne On the classification and enumeration of the irreducible co-representations of magnetic space groups (993-1010) Maia N Angelova and L L Boyle Coherent states for anharmonic oscillator Hamiltonians with equidistant and quasi-equidistant spectra (1011-1023) Vladislav G Bagrov and Boris F Samsonov Bell - Kochen - Specker theorem for any finite dimension $n\geq 3$ (1025-1036) Adán Cabello and Guillermo García-Alcaine The Liouville condition and Nambu mechanics (1037-1044) Simón Codriansky, Ramón Navarro and Mireya Pedroza Step algebras of quantum algebras of type A, B and D (1045-1053) Pekka Kekäläinen Abelian integrals, algebraic functions and compact Riemann surfaces in the semiclassical theory of non-adiabatic collisions (1055-1074) Kai-Shue Lam Recursion relations and branching rules for simple Lie algebras (1075-1087) V D Lyakhovsky and S Yu Melnikov Ground state of the quantum periodic Toda lattice in the large- N limit (1089-1100) A Matsuyama The Dalgarno - Lewis method as a perturbation theory (1101-1105) T K Nandi, P K Bera, M M Panja and B Talukdar Symmetries of the wave equation in a uniform lattice (1107-1114) J Negro and L M Nieto Integrable maps for the Garnier and for the Neumann system (1115-1124) O Ragnisco and S Rauch-Wojciechowski More about a bosonic string with a topological term (1125-1137) Raiko P Zaikov and Stoyan I Zlatev ADDENDUM On steady-state solutions of the coagulation equation (1139-1140) S Simons COMMENTS On the Lie symmetries of the 2D Lotka - Volterra system (1141-1141) M A Almeida, I C Moreira and O M Ritter Reply to the comment by M A Almeida et al (1143-1143) M Senthil Velan and M Lakshmanan CORRIGENDA Exact quantum S-matrix in the Liouville field theory (1145-1145) I M Khamitov 1995 J. Phys. A: Math. Gen. 28 5375-84 On the critical polynomial of the simple cubic Ising model (1145-1145) M E Fisher 1995 J. Phys. A: Math. Gen. 28 6323-33 Regular conjugacy classes in the Weyl group and integrable hierarchies (1145-1145) F Delduc and L Fehér 1995 J. Phys. A: Math. Gen. 28 5843-82 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 6, 21 March 1996 LETTERS TO THE EDITOR The cusp solitons in optical fibres (L141-L142) Li Cheng New series expansion data for surface and bulk resistivity and conductivity in two-dimensional percolation (L143-L150) J W Essam, T Lookman and K De'Bell PAPERS STATISTICAL Diffusive behaviour of solitons described by time-convolutionless generalized master equations (1147-1154) M A Despósito The ideal conductor limit (1155-1166) B Jancovici and G Téllez Image analysis of two point sources (1167-1174) D Lawunmi Distributions of absolute central moments for random walk surfaces (1175-1185) A J McKane and R K P Zia Minimal unitary models and the closed SU(2) invariant spin chain (1187-1199) Silvio Pallua and Predrag Prester MATHEMATICAL Special representations of $U_q(sl(N))$ at the roots of unity (1201-1214) Boucif Abdesselam Deformed Minkowski spaces: classification and properties (1215-1226) J A de Azcárraga and F Rodenas Solution to the linear BGK equation via the principles of invariance (1227-1244) B D Ganapol Covariant scalar representation of $iosp(d,2/2)$ and quantization of the scalar relativistic particle (1245-1260) P D Jarvis and I Tsohantjis Constant mean curvature surfaces via an integrable dynamical system (1261-1265) B G Konopelchenko and I A Taimanov Thermodynamics of a Brownian bridge polymer model in a random environment (1267-1279) Servet Martínez and Dimitri Petritis The extended supersymmetrization of the multicomponent Kadomtsev - Petviashvilli hierarchy (1281-1291) Ziemowit Popowicz Exact analytical solution for coupled time-independent Schrödinger equations with certain model potentials (1293-1303) Chaoyuan Zhu COMMENT On entropy method of turbulence closure problem (1305-1309) J Qian This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 7, 7 April 1996 LETTERS TO THE EDITOR New generalized Poisson structures (L151-L157) J A de Azcárraga, A M Perelomov and J C Pérez Bueno Singularity spectrum of a fractal diagram for a Hamiltonian system (L159-L163) N Buric, M Mudrinic and D Timotijevic Large- N eigenvalue distribution of randomly perturbed asymmetric matrices (L165-L169) B Khoruzhenko A description of the superalgebra osp(2 n + 1/2 m) via Green generators (L171-L176) T D Palev PAPERS STATISTICAL Ageing classification in glassy dynamics (1311-1330) A Barrat, R Burioni and M Mézard Diffusion in a one-dimensional random medium and hyperbolic Brownian motion (1331-1345) Alain Comtet and Cécile Monthus A mean-field hard-spheres model of glass (1347-1358) L F Cugliandolo, J Kurchan, R Monasson and G Parisi Finite-size scaling and universality in the spin-1 quantum XY chain (1359-1365) Walter Hofstetter and Malte Henkel Selection of examples for a linear classifier (1367-1380) Georg Jung and Manfred Opper Selection of examples for a linear classifier (1367-1380) Georg Jung and Manfred Opper Bethe - Peierls approximation for the 2D random Ising model (1381-1395) G Paladin and M Serva One-step replica-symmetry-breaking solution for a perceptron learning with weight mismatch (1397-1409) Kibeom Park C Kwon and Youngah Park Thermodynamics of magnetic response (1411-1419) A M Stewart Off-equilibrium dynamics of a (1 + 1)-dimensional directed polymer in random media (1421-1434) Hajime Yoshino MATHEMATICAL The dual Hahn q-polynomials in the lattice $x(s)=[s]_q [s+1]_q$ and the q-algebras $SU_q(2)$ and $SU_q(1,1)$ (1435-1451) R Álvarez-Nodarse and Yuri F Smirnov On the classical $W_4^{(2)}$ algebra (1453-1463) L Chao and Q P Liu Total delay time and tunnelling time for non-rectangular potential barriers (1465-1486) L V Chebotarev Quantum planes and quantum cylinders from Poisson homogeneous spaces (1487-1495) N Ciccoli Quantum mechanics in multiply-connected spaces (1497-1510) Vu B Ho and Michael J Morgan Analytical inversion of symmetric tridiagonal matrices (1511-1513) G Y Hu and R F O'Connell First order correction to the renormalization of the phase space lattice Hamiltonian (1515-1539) Ritchie J Kay and Michael Wilkinson Two-parametric deformation $U_{p,q}[gl(2/1)]$ and its induced representations (1541-1550) Nguyen Anh Ky The (2 + 1)-dimensional sine - Gordon equation; integrability and localized solutions (1551-1562) R Radha and M Lakshmanan CORRIGENDUM Bethe ansatz for higher spin eight-vertex models (1563-1566) T Takebe 1995 J. Phys. A: Math. Gen. 28 6675-706 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 8, 21 April 1996 LETTERS TO THE EDITOR An algorithm for series expansions based on hierarchical rate equations (L177-L181) Chee Kwan Gan and Jian-Sheng Wang The general Besselian and Legendrian path integrals (L183-L189) Christian Grosche Relativistic Calogero - Sutherland model: spin generalization, quantum affine symmetry and dynamical correlation functions (L191-L198) Hitoshi Konno On the Vapnik - Chervonenkis dimension of the Ising perceptron (L199-L204) S Mertens Hidden integrability of a quantum system with non-local coupling (L205-L209) Valery I Rupasov and M Singh PAPERS STATISTICAL One-dimensional diffusion through single- and double-square barriers (1567-1580) V Berdichevsky and M Gitterman On measuring similarity between different two-layered networks (1581-1591) Marcelo G Blatt Ground states for a class of deterministic spin models with glassy behaviour (1593-1604) I Borsari, S Graffi and F Unguendoli Replica-symmetry breaking and quantum fluctuation effects in the p-spin interaction spin-glass model with a transverse field (1605-1618) L De Cesare, K Lukierska-Walasek, I Rabuffo and K Walasek Directed percolation near a wall (1619-1628) J W Essam, A J Guttmann, I Jensen and D TanlaKishani Surface excitations and surface energy of the antiferromagnetic XXZ chain by the Bethe ansatz approach (1629-1638) A Kapustin and S Skorik Critical properties of the transition between the Haldane phase and the large- D phase of the spin-1/2 ferromagnetic - antiferromagnetic Heisenberg chain with on-site anisotropy (1639-1649) Kiyomi Okamoto Langevin dynamics, stochastic quantization and the supersymmetric$1/r^2$ systems (1651-1657) Alexander Punnoose and Rudolf A Römer MATHEMATICAL On the coherent states for the q-Hermite polynomials and related Fourier transformation (1659-1664) N M Atakishiyev and P Feinsilver New similarity reductions of the steady-state boundary layer equations (1665-1683) Georgy I Burde A linear connection for higher-order ordinary differential equations (1685-1694) G B Byrnes Presymplectic geometry and Fermat's principle for anisotropic media (1695-1702) J F Cariñena and J Nasarre On quantum Lie algebras and quantum root systems (1703-1722) Gustav W Delius and Andreas Hüffmann Invariant and partially-invariant solutions of the equations describing a non-stationary and isentropic flow for an ideal and compressible fluid in (3 + 1) dimensions (1723-1739) A M Grundland and L Lalague A re-examination of the quantum theory of optical cavities with moving mirrors (1741-1746) Harry Johnston and Sarben Sarkar The conservation laws and integrals of motion for a certain class of equations in discrete models (1747-1758) Malgorzata Klimek Pfaffian and determinant solutions to a discretized Toda equation for $B_r, C_r,$ and $D_r$ (1759-1766) Atsuo Kuniba, Shuichi Nakamura and Ryogo Hirota On the Coulomb potential in one dimension (1767-1771) P Kurasov Time evolution of quantum systems with time-dependent Hamiltonian and the invariant Hermitian operator (1773-1783) Y-Z Lai, J-Q Liang, H J W Müller-Kirsten and Jian-Ge Zhou Local isotropy and geometry of particle flux lines in diffusion-limited aggregation (1785-1794) Chi-Hang Lam The q-deformation of symmetry transformations preserving the radial form of the Schrödinger equation (1795-1801) E Papp Negaton and positon solutions of the KdV and mKdV hierarchy (1803-1823) C Rasinariu, U Sukhatme and Avinash Khare Two-dimensional Fokker - Planck solutions and Grassmann variables (1825-1829) H C Rosu, J Socorro and O Obregón An analysis of a family of rational maps containing integrable and non-integrable difference analogue of the logistic equation (1831-1840) N Saitoh, S Saito, A Shimizu and K Yoshida Phase spaces related to standard classical r-matrices (1841-1857) S Zakrzewski This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 9, 7 May 1996 LETTERS TO THE EDITOR QCD heat kernel in covariant gauge (L211-L215) E I Guendelman, A V Leonidov, V A Nechitailo and D A Owen Hierarchy-induced isotropy - anisosotropy transition on a fractal resistor network (L217-L222) Zhifang Lin and Masaki Goda PAPERS STATISTICAL Variational schemes in the Fokker - Planck equation (1859-1872) T Blum and A J McKane Nonlinear renormalization of the surface-order-parameter interface Hamiltonian (1873-1879) C J Boulter and A O Parry A `sum-over-paths' approach to diffusion on trees (1881-1896) Paul C Bressloff, V M Dwyer and M J Kearney Effect of random impurities on fluctuation-driven first-order transitions (1897-1904) John Cardy Percolation-like transition in DLA with two species (1905-1913) Jean-Marc Debierre and Gilbert Albinet Long-time regime and scaling of correlations in a simple model with glassy behaviour (1915-1928) C Godrèche and J M Luck Phase space geometry and slow dynamics (1929-1948) Jorge Kurchan and Laurent Laloux Ground state and low excitations of an integrable chain with alternating spins (1949-1960) St Meiß ner and B-D Dörfel Mapping of frustrated spin systems into percolation models and Monte Carlo cluster dynamics (1961-1971) Mario Nicodemi Many-particle jumps algorithm and Thomson's problem (1973-1978) A Pérez-Garrido, M Ortuño, E Cuevas and J Ruiz A one-dimensional electron system in the Luther - Emery regime (1979-1985) Y Wang and Fu-Cho Pu Exact solution and surface critical behaviour of open cyclic SOS lattice models (1987-1996) Yu-Kui Zhou and Murray T Batchelor MATHEMATICAL Quantum treatment of the time-dependent coupled oscillators (1997-2012) M Sebawe Abdalla Periodic orbits analysis of the form factor: from ballistic to diffusive systems (2013-2038) Oded Agam and Shmuel Fishman Pseudospin transformation of physical operators (2039-2052) A L Blokhin, C Bahri and J P Draayer Parity-dependent squeezing of light (2053-2067) C Brif, A Mann and A Vourdas Two degrees of freedom quasi-bi-Hamiltonian systems (2069-2076) R Brouzet, R Caboz, J Rabenivo and V Ravoson Quantum chaos in open systems: a quantum state diffusion analysis (2077-2090) Todd A Brun, Ian C Percival and Rüdiger Schack Schrödinger cat states of a non-stationary generalized oscillator* (2091-2109) O Castaños, R López-Peña and V I Man'ko Solutions of the Lorentz - Dirac equation in the ultrarelativistic domain (2111-2122) E Comay A self-similar tiling of Euclidean space by two shapes in two sizes (2123-2126) F M Dekking Eigenvalue bounds for transformations of solvable potentials (2127-2134) Richard L Hall and Nasser Saad Boundary K-matrix, elliptic Dunkl operator and quantum many-body systems (2135-2147) Kazuhiro Hikami Exactly solvable one-dimensional model of resonance energy transfer (2149-2162) D J Kaup and V I Rupasov Boundary reflection matrix for ade affine Toda field theory (2163-2174) J D Kim `Critical' behaviour of weakly bound systems (2175-2186) M Lassaut, I Bulboaca and R J Lombard Entropic uncertainty relations for a quantum oscillator (2187-2197) V Majerník and T Opatrný Adiabatic motion of a quantum particle in a two-dimensional magnetic field (2199-2210) P Maraner Signatures of finite EIII, EVI, EVII, EIX representations (2211-2223) Alexander N Rudy Bicoherent states and path integrals for systems with first-class constraints (2225-2243) Gajendra Tulsian Maxwell's equations in spaces with non-metricity and torsion (2245-2255) M A Vandyck A simple model of Aharonov - Berry's superoscillations (2257-2258) Wang Qiao Classification of eight-vertex solutions of the coloured Yang - Baxter equation (2259-2277) Shi-kun Wang COMMENTS Critical properties of the X X Z chain in an external staggered magnetic field (2279-2281) Kiyomi Okamoto and Kiyohide Nomura Reply to `critical properties of the X X Z chain in an external staggered magnetic field' (2283-2284) F C Alcaraz and A L Malvezzi Absence of non-trivial asymptotic scaling in the Kashchiev model of polynuclear growth (2285-2289) T J Newman and A Volmer This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 10, 21 May 1996 LETTERS TO THE EDITOR On a one-parameter family of q-exponential functions (L223-L227) N M Atakishiyev The Kasteleyn model and a cellular automaton approach to traffic flow (L229-L235) J G Brankov, V B Priezzhev, A Schadschneider and M Schreckenberg Complementarity and Cirel'son's inequality (L237-L239) Anthony Chefles and Stephen M Barnett On the nonlinear Fock description of quantum systems with quadratic spectra (L241-L248) V M Eleonsky and V G Korolev Diffusion on a hypercubic lattice with pinning potential: exact results for the error-catastrophe problem in biological evolution (L249-L255) S Galluccio, R Graber and Y-C Zhang Spherical model for anisotropic ferromagnetic films (L257-L262) D A Garanin An operator approach to the construction of generating functions for products of associated Laguerre polynomials (L263-L270) A Messina and E Paladino Quantum Fisher - Bures information of two-level systems and a three-level extension (L271-L275) Paul B Slater PAPERS STATISTICAL Strong chaos without the butterfly effect in dynamical systems with feedback (2291-2298) Guido Boffetta, Giovanni Paladin and Angelo Vulpiani Optimal capacity of graded-response perceptrons: a replica-symmetry-breaking solution (2299-2307) D Bollé and R Erichsen Jr The pair correlation function for a generalized ballistic deposition model (2309-2324) D Boyer, G Tarjus and P Viot Cellular automata model of car traffic in a two-dimensional street network (2325-2336) B Chopard, P O Luthi and P-A Queloz Fragmentation of percolation cluster perimeters (2337-2348) Jean-Marc Debierre and R Mark Bradley Bloch-wall phase transition in the spherical model (2349-2364) D A Garanin On state-dependent implication in quantum-mechanical distant correlations (2365-2371) Fedor Herbut Hard sphere packing on an inclined plane (2373-2377) Anthony Higgins Level statistics for electronic states in a disordered fractal (2379-2387) G N Katomeris and S N Evangelou Spectral functions of the disordered Tomonaga - Luttinger model (2389-2397) P Kleinert Random walk on the Bethe lattice and hyperbolic Brownian motion (2399-2409) Cécile Monthus and Christophe Texier Random walks on braid groups: Brownian bridges, complexity and statistics (2411-2433) S K Nechaev, A Yu Grosberg and A M Vershik Dynamical critical exponent of a double chain of spins (2435-2438) M Santos and W Figueiredo Branching interfaces with infinitely strong couplings (2439-2450) Giovanni Sartoni and Attilio L Stella Interacting self-avoiding walks and polygons in three dimensions (2451-2463) M C Tesi, E J Janse van Rensburg, E Orlandini and S G Whittington Robustness of the non-Gibbsian property: some examples (2465-2473) Aernout C D van Enter and József Lörinczi MATHEMATICAL Quantization of systems with a general phase space equipped with a Riemannian metric (2475-2483) Robert Alicki and John R Klauder Ground-state symmetry classification for a non-isolated tunnelling particle (2485-2492) G Benivegna, A Messina and E Paladino An approximation procedure for the Zakharov - Shabat scattering problem for real single-humped potentials (2493-2498) M Desaix, D Anderson, M Lisak and M L Quiroga-Teixeiro Investigation on the ground states of a model thin-film superconductor on a sphere (2499-2508) M J W Dodgson Wavelet packet computation of the Hurst exponent (2509-2527) C L Jones, G T Lonergan and D E Mainwaring The level splitting distribution in chaos-assisted tunnelling (2529-2551) François Leyvraz and Denis Ullmo On the van Hove weak-coupling limit for impurity scattering of a quantum particle on a lattice (2553-2565) Christian Maes and Wolfgang Spitzer Berry phase of a resonant state (2567-2585) A Mondragón and E Hernández The smooth spectral counting function and the total phase shift for quantum billiards (2587-2597) Uzy Smilansky and Iddo Ussishkin Limiting properties of the radial distribution function in electronic liquids (2599-2605) I M Tkachenko A comparative study of the Hannay's angles associated with a damped harmonic oscillator and a generalized harmonic oscillator (2607-2610) O V Usatenko, J-P Provost and G Vallée Nonlinear self-localized modes in a chain of two-level molecules (2611-2615) Yi Xiao and Xianzhe Lin Wronskian-type solutions for the vector k-constrained KP hierarchy (2617-2626) You-jin Zhang This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 11, 7 June 1996 LETTERS TO THE EDITOR A new result for Laguerre polynomials (L277-L279) H Bavinck Affine Hecke algebra, Macdonald polynomials, and quantum many-body systems (L281-L287) Kazuhiro Hikami PAPERS STATISTICAL On a renormalization group approach to dimensional crossover (2627-2631) Ian Affleck and Bertrand I Halperin Configurational transition in a Fleming - Viot-type model and probabilistic interpretation of Laplacian eigenfunctions (2633-2642) Krzysztof Burdzy, Robert Holyst, David Ingerman and Peter March On matrix product ground states for reaction - diffusion models (2643-2649) Haye Hinrichsen, Sven Sandow and Ingo Peschel Crossover scaling of growing surfaces with threshold (2651-2655) Youngki Lee and In-mook Kim Multifractal fracture-toughness properties of brittle heterogeneous materials (2657-2670) Mark J Meisner and George N Frantziskonis Effect of packing method on the randomness of disc packings (2671-2685) Z P Zhang, A B Yu and R B S Oakeshott MATHEMATICAL Orthogonalization of the $SU(n) \supset SO(n)$ projected states and $SU(3) \supset U(2)$ isofactors (2687-2704) Sigitas Alisauskas Non-commutative geometry of finite groups (2705-2735) Klaus Bresser, Folkert Müller-Hoissen, Aristophanes Dimakis and Andrzej Sitarz Geometry of quantum group twists, multidimensional Jackson calculus and regularization (2737-2750) A P Demichev The standard complex of quantum enveloping algebras (2751-2769) Bernhard Drabant, Oleg Ogievetski and Michael Schlieker On the polynomial solutions of the Calogero - Sutherland - Moser model (2771-2778) G Iommi Amunátegui Separation of variables for the $A_2$ Ruijsenaars model and a new integral representation for the $A_2$ Macdonald polynomials (2779-2804) V B Kuznetsov and E K Sklyanin Phase boom for an electromagnetic wave in a ferromagnet (2805-2825) H Leblond On some solutions of the Dirac equation (2827-2832) G Lévai and A Del Sol Mesa Unitary transformation approach to the exact solution for the singular oscillator (2833-2837) M Maamache Analytical properties of scattering amplitudes in one-dimensional quantum theory (2839-2851) M S Marinov and Bilha Segev A supersymmetric dispersive water wave equation (2853-2859) S Palit and A Roy Chowdhury On the Miura map for discrete integrable systems (1-7) S Palit and A Roy Chowdhury On integrable Doebner - Goldin equations (2869-2886) P Nattermann and R Zhdanov Quantum E(2) groups and Lie bialgebra structures (2887-2893) J Sobczyk New families of exact solutions to the integrable dispersive long wave equations in 2+1-dimensional spaces (2895-2903) Bo Tian and Yi-Tian Gao Harmonic oscillations in a quasi-relativistic regime (2905-2917) Miloslav Znojil ERRATA Dirac equation with Hulthen potential: an algebraic approach (2919-2919) B Roy and R Roychoudhury 1990 J. Phys. A: Math. Gen. 23 5095-102 Group theoretic approach for a Dirac particle in Coulomb-like potentials (2919-2919) S Panchanan, B Roy and R Roychoudhury 1995 J. Phys. A: Math. Gen. 28 6467 - 77 CORRIGENDUM The ground-state configurations of arbitrary spin- S Ising models with axial next-nearest-neighbour interactions (2921-2921) Y Muraoka, K Oda, J W Tucker and T Idogaki 1996 J. Phys. A: Math. Gen. 29 949-62 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 12, 21 June 1996 LETTERS TO THE EDITOR A geometric proof of the Kochen - Specker no-go theorem (L289-L291) Richard D Gill and Michael S Keane Coherent states for the hydrogen atom (L293-L298) John R Klauder Entropic exponents of lattice polygons with specified knot type (L299-L303) E Orlandini, M C Tesi, E J Janse van Rensburg and S G Whittington The asymmetric exclusion model with sequential update (L305-L309) N Rajewsky, A Schadschneider and M Schreckenberg PAPERS STATISTICAL Quantum KZ equation with $|q|=1$ and correlation functions of the XXZ model in the gapless regime (2923-2958) Michio Jimbo and Tetsuji Miwa Space covering by growing rays (2959-2968) P L Krapivsky and E Ben-Naim Entropy approach through graph theory for studying the degree of order in one-dimensional distributions of objects (2969-2980) Armin Loeffler, Monique Rasigni and Uwe Raidt Renormalization scheme for forest-fire models (2981-3004) Vittorio Loreto, Alessandro Vespignani and Stefano Zapperi Generalized coherent states and spin $S\geq 1$ systems (3005-3019) V G Makhankov, M Agüero Granados and A V Makhankov On the phase diagram of frustrated (quasi-)periodic cellular automata (3021-3036) Normand Mousseau Diffusive behaviour of self-attractive walks (3037-3040) M A Prasad, D P Bhatia and D Arora Retrieval properties of diluted attractor neural networks (3041-3051) C Rodrigues Neto and J F Fontanari Asymptotic results on the product of random probability matrices (3053-3061) X R Wang Replica-symmetry breaking in perceptrons (3063-3073) W Whyte and D Sherrington MATHEMATICAL On nonlinear angular momentum theories, their representations and associated Hopf structures (3075-3088) B Abdesselam, J Beckers, A Chakrabarti and N Debergh Collective field description of spin Calogero - Sutherland models (3089-3098) H Awata, Y Matsuo and T Yamamoto Vertex operator realization of symplectic and orthogonal S-functions (3099-3117) T H Baker Cellular automata models of traffic flow along a highway containing a junction (3119-3127) Simon C Benjamin, Neil F Johnson and P M Hui Spinorial representations of SU(3) from a factored harmonic-oscillator equation (3129-3141) R A Bryan and M M Davenport Classical and thermodynamic limits in a system of interacting quantum spins (3143-3166) Allan K Evans Quantization condition for bound and quasibound states (3167-3177) Francisco M Fernández Quantum states of topologically massive electrodynamics and gravity (3179-3197) G Grignani, P Sodano and C A Scrucca Relativistic orthogonal polynomials are Jacobi polynomials (3199-3202) Mourad E H Ismail The harmonic oscillator and Coulomb potentials - two exceptions from the point of view of a function theory (3203-3207) I A Ivanov Von Neumann - Wigner-type potentials and the wavefunctions' asymptotics for discrete levels in continuum (3209-3212) Anzor Khelashvili and Nicholoz Kiknadze Wavefunctions, expectation values and scars on Poincaré sections - a scattering approach (3213-3231) D Klakow and U Smilansky On the composition of gauge structures (3233-3245) Ofer Megged Properties of the scalar universal equations (3247-3256) J A Mulvey Hamiltonian structure of real Monge - Ampère equations (3257-3280) Y Nutku Fock - Bargmann representation of the distorted Heisenberg algebra (3281-3288) J Oscar Rosas-Ortizsica Geometric `tempus' for a class of ergodic classical systems (3289-3297) Christian G Schroer The nonlinear sigma model and spin ladders (3299-3310) Germán Sierra Resonance formation of Kirkwood gaps and asteroid clusters (3311-3316) Jan Vrbik This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 13, 7 July 1996 LETTERS TO THE EDITOR Universal R-matrix for non-standard quantum $sl(2,R)$ (L311-L316) Angel Ballesteros and Francisco J Herranz On integrable potential perturbations of the Jacobi problem for the geodesics on the ellipsoid (L317-L321) Vladimir Dragovich Correlation of internal representations in feed-forward neural networks (L323-L327) A Engel Liouville condition, Nambu mechanics, and differential forms (L329-L331) Paola Morando Dynamical r-matrix for the elliptic Ruijsenaars - Schneider system (L333-L340) F W Nijhoff, V B Kuznetsov, E K Sklyanin and O Ragnisco Discrete gradient methods for solving ODEs numerically while preserving a first integral (L341-L349) G R W Quispel and G S Turner Amplification by stochastic interference (L351-L354) K Svozil, D Felix and K Ehrenberger PAPERS STATISTICAL Irreversible phase transitions in a dimer - monomer - monomer reaction model (3317-3327) Ezequiel V Albano The critical behaviour of Potts models with symmetry- breaking fields (3329-3339) F C Alcaraz and J C Xavier General one-particle fluctuations of the ideal Bose gas (3341-3356) N Angelescu, J G Brankov and A Verbeure Enumeration of directed animals on an infinite family of lattices (3357-3365) Mireille Bousquet-Mélou and Andrew R Conway Tracer diffusion of particles with soft-core interactions studied by Monte Carlo simulations (3367-3374) G Czarnecki, M R Dudek, A Pekalski and J Cislo Representations of the quadratic algebra and partially asymmetric diffusion with open boundaries (3375-3407) Fabian H L Essler and Vladimir Rittenberg On the critical fluctuations in superconductors (3409-3425) R Folk and Yu Holovatch Radiative transfer in the framework of extended irreversible thermodynamics (3427-3436) J Fort and J E Llebot Fluctuation kinetics in a multispecies reaction - diffusion system (3437-3460) Martin Howard Log-periodic corrections to scaling: exact results for aperiodic Ising quantum chains (3461-3470) Dragi Karevski and Loïc Turban A high-temperature approximation for the path-integral quantum Monte Carlo method (3471-3494) M Kolár and S F O'Shea Scaling behaviour of the correlation length for the two-point correlation function in the random field Ising chain (3495-3502) Adrian Lange and Robin Stinchcombe Finite-size scaling in the p-state mean-field Potts glass: exact statistical mechanics for small samples (3503-3519) B O Peters, B Dünweg, K Binder, M d'Onorio de Meo and K Vollmayr A Gaussian scenario for unsupervised learning (3521-3535) P Reimann, C Van den Broeck and G J Bex Analytical results for multifractal properties of spectra of quasiperiodic Hamiltonians near the periodic chain (3537-3544) Andreas Rüdinger and Clément Sire Continuous extension of the geometric control method (3545-3557) B Sass and Z Toroczkai Phase diagram of three-leg spin ladder (3559-3579) Keisuke Totsuka and Masuo Suzuki MATHEMATICAL Dynamics of localized solutions to the Raman-extended derivative nonlinear Schrödinger equation (3581-3595) Luc Bergé, Jens Juul Rasmussen and John Wyller Eigenfunctions of the Liouville operator, periodic orbits and the principle of uniformity (3597-3615) T O de Carvalho and M A M de Aguiar The application of the $\bar{\partial}$-dressing method to some integrable (2+1)-dimensional nonlinear equations (3617-3630) V G Dubrovsky Small-amplitude solitary structures for an extended nonlinear Schrödinger equation (3631-3639) D J Frantzeskakis Secular determinants of random unitary matrices (3641-3658) Fritz Haake, Marek Kus, Hans-Jürgen Sommers, Henning Schomerus and Karol Zyczkowski Matrix product ground states for exclusion processes with parallel dynamics (3659-3667) Haye Hinrichsen su(1,1) algebraic description of one-dimensional potentials within the R-matrix theory (3669-3677) R A Ionescu, A Ludu and W Scheid Exact solutions of a nonlinear dispersive - dissipative equation (3679-3682) Ndayirinde Isidore Equivalence of q-bosons using the exponential phase operator (3683-3696) S U Park Scalar Casimir effect in a circular Aharonov - Bohm quantum billiard (3697-3705) August Romeo-i-Val Time-dependent normal form Hamiltonian for dynamical equilibria (3707-3722) Karl-Erik Thylwe and Harry Dankowicz Bures and statistical distance for squeezed thermal states (3723-3731) J Twamley This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 14, 21 July 1996 LETTERS TO THE EDITOR Monte Carlo study of a 2-species contact process (L355-L361) Adam Lipowski A crossing probability for critical percolation in two dimensions (L363-L368) G M T Watts PAPERS STATISTICAL Curvature, torsion, microcanonical density and stochastic transition (3733-3747) Carlo Alabiso, Nicola Besagni, Mario Casartelli and Paolo Marenzoni Trapping of passive tracers in a point vortex system (3749-3759) G Boffetta, A Celani and P Franzese Multiple scattering in the presence of absorption: a theoretical treatment for quasi one-dimensional systems (3761-3768) N A Bruce and J T Chalker A matrix model for random surfaces with dynamical holes (3769-3785) Giovanni M Cicuta, Luca Molinari, Emilio Montaldi and Sebastiano Stramaglia The relation between the scaling of Husimi functions and the linear phase insensitive amplification of the corresponding quantum states and its implications (3787-3794) D M Davidovic and D Lalovic On infrared divergences in spin glasses (3795-3804) M E Ferrero and G Parisi Low-temperature series expansions for the square lattice Ising model with spin $S>1$ (3805-3815) I Jensen, A J Guttmann and I G Enting Extrapolation procedure for low-temperature series for the square lattice spin-1 Ising model (3817-3836) I Jensen and A J Guttmann Magnetization profiles for a $d=2$ Ising strip with opposite surface fields (3837-3845) A Maciolek Models of traps and glass phenomenology (3847-3869) Cécile Monthus and Jean-Philippe Bouchaud Unlearning in the paramagnetic phase of neural network models (3871-3891) Kazuo Nokura Entangled polymer rings in 2D and confinement (3893-3902) M Otto and T A Vilgis Non-universal spectral rigidity of quantum pseudo-integrable billiards (3903-3910) Harish D Parab and Sudhir R Jain The distribution of the partition function of the Hopfield model with finite number of patterns (3911-3922) A E Patrick Weight space structure and generalization in the reversed-wedge perceptron (3923-3937) L Reimers and A Engel The critical exponents of the two-dimensional Ising spin glass revisited: exact ground-state calculations and Monte Carlo simulations (3939-3950) H Rieger, L Santen, U Blasum, M Diehl, M Jünger and G Rinaldi The spin-1 Lai - Sutherland model with external and internal fields: I. The phase diagram (3951-3962) A Schmitt, K-H Mütter and M Karbach On the minimum energy structure of soft, two-dimensional matter in a strong uniform field: `gravity's rainbow' revisited (3963-3976) Krzysztof W Wojciechowski and Jaroslaw Klos Integrable $1/r^2$ spin chain with reflecting end (3977-3984) Takashi Yamamoto and Osamu Tsuchiya MATHEMATICAL The Hamiltonian BRST quantization of massive abelian p-form gauge fields (3985-3991) C Bizdadea Tunnelling at finite temperature in the LMG model (3993-4004) Alex H Blin, Brigitte Hiller and Li Junqing Comments on minimal interactions in quantum mechanics (4005-4018) S Bruce, A Delgado and L Roa Graded contractions of affine Lie algebras (4019-4034) Marc de Montigny Two-level system in a one-mode quantum field: numerical solution on the basis of the operator method (4035-4047) I D Feranchuk, L I Komarov and A P Ulyanenkov Generally deformed oscillator, isospectral oscillator system and Hermitian phase operator (4049-4064) Hong-Chen Fu and Ryu Sasaki The generic spacing distribution of the two-dimensional harmonic oscillator (4065-4081) C D Greenman On the Hamiltonian structure of Ermakov systems (4083-4092) F Haas and J Goedert A moment equation reformulation of Rayleigh - Ritz theory (4093-4104) Carlos R Handy Oscillator quantum groups from R-matrix method (4105-4125) V Hussin, A Lauzon and G Rideau Periodic waves and solitons of two-photon propagation (4127-4139) A M Kamchatnov and F Ginovart $W_{1+\infty}$ as a discretization of Virasoro algebra (4141-4148) Ryuji Kemmoku and Satoru Saito Coherent states for a quantum particle on a circle (4149-4167) K Kowalski, J Rembielinski and L C Papaloucas The measure of the orthogonal polynomials related to Fibonacci chains: the periodic case (4169-4185) Wolfdieter Lang The reductions of the Darboux transformation and some solutions of the soliton equations (4187-4195) Li Yi-Shen On the existence of quantum subdynamics (4197-4207) Göran Lindblad Special solutions from the variable separation approach: the Davey - Stewartson equation (4209-4215) Sen-yue Lou and Jizong Lu The Dirac oscillator of arbitrary spin (4217-4236) M Moshinsky and A del Sol Mesa Time evolution of Gaussian-type initial conditions associated with the Davey - Stewartson equations (4237-4245) Katsuhiro Nishinari, Tetsu Yajima and Takenobu Nakao Metastable nematic hedgehogs (4247-4264) Riccardo Rosso and Epifanio G Virga A geometrical framework for the study of non-holonomic Lagrangian systems: II (4265-4274) D J Saunders, W Sarlet and F Cantrijn The angle-angular momentum quantum phase space (4275-4288) A Vourdas GENERAL Quench-induced vortices in the symmetry-broken phase of liquid He (4289-4305) A J Gill and T W B Kibble This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. 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Journal of Physics A: Mathematical and General Volume 29, Number 15, 7 August 1996 LETTERS TO THE EDITOR Phase diagram of the non-Hermitian asymmetric XXZ spin chain (L369-L376) Giuseppe Albertini, Silvio Renato Dahmen and Birgit Wehefritz On the self-fractional Fourier functions (L377-L379) T Alieva Higher-dimensional integrable systems from multilinear evolution equations (L381-L383) Jens Hoppe The four-dimensional XY spin glass (L385-L390) S Jain Numerical estimates of the generalized dimensions of the Hénon attractor for negative q (L391-L398) Romualdo Pastor-Satorras and Rudolf H Riedi PAPERS STATISTICAL Lie bialgebra quantizations of the oscillator algebra and their universal R-matrices (4307-4320) Angel Ballesteros and Francisco J Herranz Non-equilibrium thermodynamics and anomalous diffusion (4321-4329) Albert Compte and David Jou Stability of the renormalization group in the 2D random Ising and Baxter models with respect to replica symmetry breaking (4331-4336) D E Feldman, A V Izyumov and Viktor Dotsenko Simulation of three-dimensional Ising spin glass model using three replicas: study of Binder cumulants (4337-4345) David Iñiguez, Giorgio Parisi and Juan J Ruiz-Lorenzo Catalan numbers in a series expansion of the directed percolation probability on a square lattice (4347-4364) Norio Inui and Makoto Katori Test of the equipartition principle for granular spheres in a saw-tooth shaker (4365-4386) Trevor A Knight and Leslie V Woodcock Sensitivity of the eigenfunctions and the level curvature distribution in quantum billiards (4387-4405) Baowen Li and Marko Robnik On the KMS condition for $Z_{2N}$ chiral conformal field theories (4407-4416) A Lima-Santos and Wagner Utiel Exact statistics of complex zeros for Gaussian random polynomials with real coefficients (4417-4423) Tomaz Prosen Self-similarity and finite-time intermittent effects in turbulent sequences (4425-4443) Edgardo Ugalde Predictions of large events on a spring-block model (4445-4455) Shu-dong Zhang, Zu-qia Huang and E-jiang Ding MATHEMATICAL The chiral 2-sphere (4457-4471) K J Barnes, J M Generowicz and P J Grimshare New classes of Schrödinger equations equivalent to the free particle equation through non-local transformations (4473-4480) George Bluman and Vladimir Shtelen Vacuum energy density in arbitrary background fields (4481-4491) M Bordag and J Lindig Spherical harmonic representation of the electromagnetic field produced by a moving pulse of current density (4493-4514) Victor V Borisov, Ada V Manankova and Andrei B Utkin Nearest-neighbour level spacings for the non-periodic discrete nonlinear Schrödinger equation (4515-4526) Anthony Chefles Bound states in tubular quantum waveguides with torsion (4527-4535) Iain J Clark and Anthony J Bracken Spatially chaotic configurations and functional equations with rescaling (4537-4547) Gregory Derfel and Rolf Schilling Tau-wavelets of Haar (4549-4559) J-P Gazeau and J Patera Splitting instability: the unstable double wells (4561-4587) Vincenzo Grecchi, André Martinez and Andrea Sacchetti Some new exact solutions of the Novikov - Veselov equation (4589-4592) Xing-Biao Hu and Ralph Willox Bosonic representations of Yangian double $DY_h(g)$ with g=g(_N,s(_N$ (4593-4621) Kenji Iohara Electromagnetic waves in ferrites: from linear absorption to the nonlinear Schrödinger equation (4623-4639) H Leblond A new multi-fermion realization of $SU_{q(2)}$ and its application to the Lipkin - Meshkov - Glick model (4641-4648) Fu-li Li, Sheng-li Zhang and Qing Huang Analytical evaluation of short-range forces in cylindrical geometry (4649-4663) N A Lockerbie, A V Veryaskin and X Xu The random phase variable and quantum optical phase (4665-4685) A Luks and V Perinová Classification of configurations of systems of identical particles on finite sets (4687-4698) B Lulek and T Lulek Conservation laws in the continuum $1/r^2$ systems (4699-4714) Rudolf A Römer, B Siriam Shastry and Bill Sutherland Uniform approximation for bifurcations of periodic orbits with high repetition numbers (4715-4732) M Sieber Distribution of eigenvalues of ensembles of asymmetrically diluted Hopfield matrices (4733-4739) D A Stariolo, E M F Curado and F A Tamarit An obstruction for q-deformation of the convolution product (4741-4748) Hans van Leeuwen and Hans Maassen ADDENDUM Phase-induced atomic permutations in icosahedral quasicrystals are related to stellated polyhedra (4749-4751) Andreas Rüdinger and Hans-Rainer Trebin CORRIGENDA Enumeration of the Hamiltonian walks on a cubic sublattice (4753-4753) V S Pande, C Joerg, A Yu Grosberg and T Tanaka 1994 J. Phys. A: Math. Gen. 27 6231-6 One-step replica-symmetry-breaking solution for a perceptron learning with weight mismatch (4753-4753) K Park, C Kwon and Y Park 1996 J. Phys. A: Math. Gen. 29 1397-409 Phase spaces related to standard classical r-matrices (4754-4754) S Zakrzewski 1996 J. Phys. A: Math. Gen. 29 1841-57 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 16, 21 August 1996 LETTERS TO THE EDITOR Critical behaviour of the fully packed loop model on the square lattice (L399-L404) M T Batchelor, H W J Blöte, B Nienhuis and C M Yung Analytical treatment of the Green function singularity in integral equations of scattering theory (L405-L412) Lukás Pichl and Jirí Horácek Knitting ansatz and solutions to Yang - Baxter equation (L413-L418) H Yan and J Zhang PAPERS STATISTICAL Exact enumeration results for self-avoiding walks on the honeycomb lattice attached to a surface (4755-4768) D Bennett-Wood and A L Owczarek Transient dynamics of on-line learning in two-layered neural networks (4769-4780) Michael Biehl, Peter Riegler and Christian Wöhler Dielectric resonances of lattice animals and other fractal clusters (4781-4801) J P Clerc, G Giraud, J M Luck and Th Robin Surface magnetization and surface correlations in aperiodic Ising models (4803-4814) Ferenc Iglói and Péter Lajkó Retrieval phase diagrams of non-monotonic Hopfield networks (4815-4826) Jun-ichi Inoue Universal fluctuations of zeros of chaotic wavefunctions (4827-4835) P Leboeuf and P Shukla Thermodynamics of the quantum Toda lattice (4837-4852) A Matsuyama Asymptotic level spacing distribution for a q-deformed random matrix ensemble (4853-4857) K A Muttalib and J R Klauder On-line learning in parity machines (4859-4867) Roberta Simonetti and Nestor Caticha Ground states of the IRF model in two dimensions (4869-4883) Max Teubner Random walk with a boundary line as a free massive boson with a defect line (4885-4893) A Valleriani Mass action law versus local contagion dynamics. A mean-field statistical approach with application to the theory of epidemics (4895-4913) Marcel Ovidiu Vlad and Birgitt Schönfisch MATHEMATICAL Anisotropic multiple scattering in diffusive media (4915-4955) E Amic, J M Luck and Th M Nieuwenhuizen Reconstructed CKM matrices (4957-4965) K J Barnes, O J Senior and N D Virgo Singular travelling wave solutions of the fifth-order KdV, Sawada-Kotera and Kaup equations (4967-4975) Ayse Hümeyra Bilge Topology of energy surfaces and existence of transversal Poincaré sections (4977-4985) A Bolsinov, H R Dullin and A Wittek Gauge invariant formulation of $N=2$ Toda and KdV systems in extended superspace (4987-5000) F Delduc and M Magro Finite action Yang - Mills solutions on the group manifold (5001-5005) T Dereli, J Schray and Robin W Tucker Integrable discretizations of chiral models via deformation of the differential calculus (5007-5018) Aristophanes Dimakis and Folkert Müller-Hoissen Qualitative behaviour of some simple networks (5019-5033) J Feng and K P Hadeler Non-perturbative linearization of dynamical systems (5035-5048) G Gaeta and G Marmo Quantum mechanics of higher derivative systems and total derivative terms (5049-5058) Yasuhito Kaminaga The place of the adjoint representation in the Kronecker square of irreducible representations of simple Lie groups (5059-5077) R C King and B G Wybourne Subduction coefficients of Brauer algebras and Racah coefficients of O( n) and Sp(2 m): I. Subduction coefficients (5079-5091) Feng Pan and Lianrong Dai Subduction coefficients of Brauer algebras and Racah coefficients of O( n) and Sp(2 m): II. Racah coefficients (5093-5102) Feng Pan and Lianrong Dai The recurrent algorithm of the rigorous solving 1-dimensional wave equations in multilayered media (5103-5123) Yu G Peisakhovich Surface current-carrying domain walls (5125-5136) Patrick Peter Classical limit of the harmonic oscillator Wigner functions in the Bargmann representation (5137-5151) N Ripamonti The Tzitzeica equation: A Bäcklund transformation interpreted as truncated Painlevé expansion (5153-5155) W K Schief The spatial distribution of the illumination of dynamic apertures and its effect on the decay rate of the radiated localized pulses (5157-5179) Amr M Shaarawi, Sherif M Sedky, Richard W Ziolkowski and Ioannis M Besieris A direct derivation of the Dirac equation via quaternion measures (5181-5186) S K Srinivasan and E C G Sudarshan Symmetric monopoles and finite-gap Lamé potentials (5187-5194) Paul M Sutcliffe On travelling waves and double-periodic structures in two-dimensional sine - Gordon systems (5195-5207) N K Vitanov Lie - Bäcklund symmetries of dispersionless, magneto- hydrodynamic model equations near the triple umbilic point (5209-5240) G M Webb, M Brio and G P Zank Classical Poisson structures and r-matrices from constrained flows (5241-5252) Yunbo Zeng and Jarmo Hietarinta COMMENT Comment on the letter `A new efficient method for calculating perturbation energies using functions which are not quadratically integrable' by L Skála and J Cízek (5253-5256) Miloslav Znojil This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. 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Journal of Physics A: Mathematical and General Volume 29, Number 17, 7 September 1996 LETTERS TO THE EDITOR Continuum model for growth with number conservation: the dynamic critical exponent in the spherical limit (L419-L424) J K Bhattacharjee Lax representation for two-particle dynamics splitting on two tori (L425-L431) V Z Enolskii and M Salerno Information generation and the loss of conformational entropy during RNA folding (L433-L438) Ariel Fernández and Alejandro Belinky Perfect learning and power law in learning from stochastic examples by Ising perceptrons: analysis under one-step replica symmetry breaking ansatz (L439-L445) Tatsuya Uezu and Yoshiyuki Kabashima PAPERS STATISTICAL Exchange effects in a two-dimensional Fermi liquid (5257-5272) M M Calbi and E S Hernández Some exact results for moments of 2D directed animals (5273-5283) Andrew Conway Phase transitions in the random field Ising model in the presence of a transverse field (5285-5296) A Dutta, B K Chakrabarti and R B Stinchcombe Renormalization of correlations and spectra of a strange non-chaotic attractor (5297-5311) Ulrike Feudel, Arkady Pikovsky and Antonio Politi Conductance length autocorrelation in quasi one-dimensional disordered wires (5313-5331) Klaus Frahm and Axel Müller-Groeling Phase transition in a model with non-compact symmetry on Bethe lattice and the replica limit (5333-5345) Ilya A Gruzberg and Alexander D Mirlin Kinetics of a diffusive capture process: lamb besieged by a pride of lions (5347-5357) P L Krapivsky and S Redner Evolution of a multimodal map induced by an equivariant vector field (5359-5373) C Letellier, P Dutertre, J Reizner and G Gouesbet Shocks in the asymmetry exclusion model with an impurity (5375-5386) K Mallick Finite-size effects in Bayesian model selection and generalization (5387-5404) Glenn Marion and David Saad Directed polymers with killing (5405-5419) Matteo Marsili Potts models with period doubling cascades, chaos, etc (5421-5427) James L Monroe Parametric statistics of zeros of Husimi representations of quantum chaotic eigenstates and random polynomials (5429-5440) Tomaz Prosen Small disks and semiclassical resonances (5441-5453) P Rosenqvist, N D Whelan and A Wirzba The shape of self-avoiding walks (5455-5473) S J Sciutto Quantum mechanical entanglements with chaotic dynamics (5475-5497) Atushi Tanaka Solution of a one-dimensional boson - fermion model (5499-5507) Yupeng Wang and Fu-Cho Pu The graded Yang - Baxter relation for the one-dimensional Bariev chain of fermions (5509-5513) Huan-Qiang Zhou MATHEMATICAL Representations of the Weyl group in spaces of square integrable functions with respect to p-adic valued Gaussian distributions (5515-5527) Sergio Albeverio and Andrew Khrennikov Frames, the $\beta$-duality in Minkowski space and spin coherent states (5529-5549) S Twareque Ali, J-P Gazeau and M R Karim Laughlin states on the Poincaré half-plane and their quantum group symmetry (5551-5557) M Alimohammadi and H Mohseni Sadjadi q-deformed boson expansions (5559-5564) S S Avancini, F F de Souza Cruz, J R Marinelli, D P Menezes and M M Watanabe de Moraes Tau-functions as highest weight vectors for $W_{1+\infty}$ algebra (5565-5573) B Bakalov, E Horozov and M Yakimov Algorithmic construction of O(3) chiral field equation hierarchy and the Landau - Lifshitz equation hierarchy via polynomial bundle (5575-5590) L A Bordag and A B Yanovski Algebraic rings of integers and some 2D lattice problems in physics (5591-5603) Chen Nanxian, Chen Zhaodou, Liu Shaojun, Shen Yanan and Ge Xijin Feasible phase detection with ideal sensitivity (5605-5610) Giacomo M D'Ariano, Chiara Macchiavello and Matteo G A Paris Quantum Lie algebras associated to $U_q(gl_n)$ and $U_q(sl_n)$ (5611-5617) Gustav W Delius, Andreas Hüffmann, Mark D Gould and Yao-Zhong Zhang Painlevé transcendent describes quantum correlation function of the XXZ antiferromagnet away from the free-fermion point (5619-5626) F H L Essler, H Frahm, A R Its and V E Korepin Integral relations and symmetry group expansions for the Helmholtz equation (5627-5635) L A Falkovsky and S Klama Generalized binomial states: ladder operator approach (5637-5644) Hong-Chen Fu and Ryu Sasaki The spectral geometry of the Hopf fibration (5645-5656) Peter B Gilkey, John V Leahy and Jeong-Hyeong Park The quantum-mechanical box effect (5657-5661) Richard L Hall and Nasser Saad Vertex operator of $U_q(B_l^{(1)}$ for level one (5663-5676) Bai-Qi Jin and Shanyou Zhou Knot complexity and related observables from path integrals for semiflexible polymers (5677-5691) Arkady L Kholodenko and Dale P Rolfsen Differential calculus on the quantum Heisenberg group (5693-5698) Piotr Kosinski, Pawe Maslanka and Karol Przanowski A study of one-dimensional correlated disordered systems using the invariant measure method (5699-5717) K Kundu, D Giri and K Ray A quasiprobability based criterion for classifying the states of N spin-$1/2$s as classical or non-classical (5719-5726) R R Puri The magnetization of the 3D Ising model (5727-5733) A L Talapov and H W J Blöte This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. 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Journal of Physics A: Mathematical and General Volume 29, Number 18, 21 September 1996 LETTERS TO THE EDITOR Stochastic resonance in a bistable piecewise potential: analytical solution (L447-L452) V Berdichevsky and M Gitterman Pseudo-scaling in laboratory and in numerical simulations of turbulence (L453-L458) A Bershadskii Using network-flow techniques to solve an optimization problem from surface-physics (L459-L463) U Blasum, W Hochstättler, C Moll and H Rieger Phase transitions in driven diffusive systems with random rates (L465-L471) Joachim Krug and Pablo A Ferrari Exhaustive search for low-autocorrelation binary sequences (L473-L481) S Mertens Spectral properties of statistical mechanics models (L483-L488) H Meyer, J-C Anglès d'Auriac and H Bruus Lax pair formulation for the one-dimensional Heisenberg XXZ open chain (L489-L492) Huan-Qiang Zhou PAPERS STATISTICAL Fusion procedure for the $Z_n$ Belavin model with open boundary conditions (5735-5743) Heng Fan, Kang-jie Shi and Bo-yu Hou Microwave billiards with broken time reversal invariance (5745-5757) Fritz Haake, Marek Kus, Petr Seba, Hans-Jürgen Stöckmann and Ulrich Stoffregen Suppression of chaos by cyclic parametric excitation in two-dimensional maps (5759-5771) A Yu Loskutov, S D Rybalko, U Feudel and J Kurths Glassy behaviour in the ferromagnetic Ising model on a Cayley tree (5773-5804) R Mélin, J C Anglès d'Auriac, P Chandra and B Douçot Non-frustrated random spin systems with gauge symmetry (5805-5816) Yukiyasu Ozeki Gaussian fluctuations in chaotic eigenstates (5817-5826) Mark Srednicki and Frank Stiernelof Relativistic quantum statistical properties of many-fermion system in a mesoscopic ring (5827-5844) Hong-Kang Zhao Exact boundary scattering matrices of the supersymmetric sine - Gordon theory on a half-line (5845-5854) Changrim Ahn and Wai-Ming Koo Non-classical photon statistics for two-mode optical fields (5855-5872) B Arvind and N Mukunda Analytic representations based on SU (1 , 1) coherent states and their applications (5873-5885) C Brif, A Vourdas and A Mann Factorization of analytic representations in the unit disc and number-phase statistics of a quantum harmonic oscillator (5887-5898) A Vourdas, C Brif and A Mann MATHEMATICAL Individual aspects of quantum measurements (5899-5907) Paul Busch and Pekka J Lahti A q-Schrödinger algebra, its lowest-weight representations and generalized q-deformed heat/Schrödinger equations (5909-5918) V K Dobrev, H-D Doebner and C Mrugalla Potential symmetries of a porous medium equation (5919-5934) M L Gandarias Transformation between the Young - Yamanouchi basis and its dual (5935-5944) A M Hamel, L F McAven, H J Ross and P H Butler New solutions of reflection equation derived from type B BMW algebras (5945-5948) Reinhard Häring-Oldenburg Contractions of Lie algebras and separation of variables (5949-5962) A A Izmest'ev, G S Pogosyan, A N Sissakian and P Winternitz Classical dynamics of a non-integrable Hamiltonian near coupling-induced resonance islands (5963-5977) Marc Joyeux A six-fold rotation operator for the Wannier functions of the phase-space lattice Hamiltonian (5979-5987) Ritchie J Kay Dromion-like structures in a (3+1)-dimensional KdV-type equation (5989-6001) Sen-yue Lou On the solvability of the bouncer model (6003-6007) Adam J Makowski The classical Schrödinger equation (6009-6025) Bogdan Mielnik and Marco A Reyes Supermultiplets and relativistic problems: I. The free particle with arbitrary spin in a magnetic field (6027-6042) M Moshinsky and Yu F Smirnov Braid-group approach to the derivation of universal $\check{R}$ matrices (6043-6057) Feng Pan and Lianrong Dai Wigner's D-matrix elements for SU(3) - a generating function approach (6059-6072) J S Prakash The regulated four-parameter one-dimensional point interaction (6073-6085) José María Román and Rolf Tarrach Semiclassical quantization of sawtooth map with inclusion of next leading order and its failure (6087-6110) Mitsusada M Sano Zamolodchikov - Faddeev algebra in two-component anyons (6111-6115) Yue-lin Shen and Mo-lin Ge The dispersive self-dual Einstein equations and the Toda lattice (6117-6124) I A B Strachan Kapur - Peierls and Wigner R-matrix theories for the Dirac equation (6125-6141) Radoslaw Szmytkowski and Jürgen Hinze Unitary transformation approach to the exact solutions of time-dependent quantum systems with SU(1, 1) dynamical group (6143-6149) Shengli Zhang and Fuli Li This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 19, 7 October 1996 LETTERS TO THE EDITOR Representations of $U_q(\hat{A}_N)$ in the space of continuous anyons (L493-L498) A Liguori, M Mintchev and M Rossi Discrete version of the Chazy class III equation (L499-L503) Simon Labrunie and Robert Conte PAPERS STATISTICAL Prototype for time correlation effects: analytical results (6151-6160) Celia Anteneodo and André M C de Souza Classical localization for the drift - diffusion equation on a Cayley tree (6161-6168) Paul C Bressloff, Vincent M Dwyer and Michael J Kearney Spectral properties of quantum N-body systems versus chaotic properties of their mean-field approximations (6169-6182) Patrizia Castiglione, Giovanni Jona-Lasinio and Carlo Presilla The supersymmetric t - J model with a boundary (6183-6203) Fabian H L Essler A stochastic approach to surface reactions including energetic interactions: I. Theory (6205-6218) J Mai, V N Kuzovkov and W von Niessen A stochastic approach to surface reactions including energetic interactions: II. Application to the $A+1/2 B_2$ \rightarrow 0$ reaction (6219-6232) J Mai, V N Kuzovkov and W von Niessen Destruction of higher-order squeezing by thermal noise (6233-6245) Paulina Marian and Tudor A Marian Learning strategy for the binary perceptron (6247-6252) L Reimers, M Bouten and B Van Rompaey Adsorption and collapse of self-avoiding walks and polygons in three dimensions (6253-6264) Tereza Vrbová and Stuart G Whittington MATHEMATICAL Cooperativity along kinetic pathways in RNA folding (6265-6280) Gustavo A Appignanesi and Ariel Fernández Non-Abelian Sugawara construction and the q-deformed N = 2 superconformal algebra (6281-6293) E Batista, J F Gomes and I J Lautenschleguer Force-free fields from Hertz potentials (6295-6304) I M Benn and Jonathan Kress Exact solution of generalized Tavis - Cummings models in quantum optics (6305-6312) N M Bogoliubov, R K Bullough and J Timonen Prequantizable Poisson manifolds and Jacobi structures (6313-6324) Domingo Chinea, Juan C Marrero and Manuel de León On shooting methods for calculation of potential resonances (6325-6342) M Cízek and J Horácek The Pinney equation and its discretization (6343-6352) A K Common, E Hessameddini and M Musette Deformed and extended Galilei group Hopf algebras (6353-6362) J A de Azcárraga and J C Pérez Bueno Solutions of the nonlinear wave equation $u_{ii}=(u u_x)_x$ invariant under conditional symmetries (6363-6373) M V Foursov and E M Vorob'ev p-adic commutation relations (6375-6378) Anatoly N Kochubei Zeta functions of nearly circular domains (6379-6393) Andrei A Kvitsinsky The zero-field susceptibility of the transverse Ising chain with arbitrary spin (6395-6405) Kazuhiko Minami Proper incorporation of the self-adjoint extension method to the Green function formalism: one-dimensional $\delta'$-function potential case (6407-6411) D K Park Knot polynomials from q-deformed algebras (6413-6428) Cindy R Smithies and Philip H Butler Asymptotic properties of eigenvalues in variational calculations for double-well oscillators (6429-6442) V I Yukalov and E P Yukalova Screened Coulomb potential $V(r)=(\alpha+\beta r)/(\gamma+\delta r)$ in a semi-relativistic Pauli - Schrödinger equation (6443-6453) Miloslav Znojil COMMENTS Exact solution of an N-body problem in one dimension: two comments (6455-6457) F Calogero Reply to comment `Exact solution of an N-body problem in one dimension' (6459-6460) Avinash Khare Comments on `A new efficient method for calculating perturbation energies using functions which are not quadratically integrable' (6461-6465) R Guardiola and J Ros Reply to comments on `A new efficient method for calculating perturbation energies using functions which are not quadratically integrable' (6467-6470) L Skála and J Cízek This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 20, 21 October 1996 LETTERS TO THE EDITOR Rejection-free microcanonical Monte Carlo method (L505-L509) C M Care Two-index generalizations of superconformal algebras (L511-L515) D B Fairlie and J Nuyts Upper bounds for the reaction front in d-dimensional turbulent flow (L517-L521) Sergei Fedotov Statistical folding dynamics for random heteropolymers (L523-L526) Ariel Fernández Monte Carlo simulations for a kinetic growth model (L527-L531) Roberto N Onody and Ubiraci P C Neves PAPERS STATISTICAL Ground-state structure and low temperature behaviour of an integrable chain with alternating spins (6471-6487) B-D Dörfel and St Meiß ner Operator spectrum and exact exponents of the fully packed loop model (6489-6504) Jané Kondev, Jan de Gier and Bernard Nienhuis The equation of motion for a spin vortex and geometric force (6505-6513) Hiroshi Kuratsuji and Hiroyuki Yabu A tentative replica study of the glass transition (6515-6524) Marc Mézard and Giorgio Parisi Mean square displacement for Brownian motion under a square-well potential and non-Einstein behaviour (6525-6529) Akio Morita Kinetics of segregation in a two-lane highway traffic flow (6531-6542) Takashi Nagatani Three-state model and chemical reactions (6543-6553) M Schulz and S Trimper MATHEMATICAL The zeta function constructed from the zeros of the Bessel function (6555-6580) A Actor and I Bender Quadratic forms and solutions of the Schrödinger equation (6581-6594) I Al-Naggar and D B Pearson Bosonization of vertex operators for the $A_{n-1}^{(1)}$ face model (6595-6616) Yoshinori Asai, Michio Jimbo, Tetsuji Miwa and Yaroslav Pugai Quantum fractals in boxes (6617-6629) M V Berry Plethysm for the non-compact group $Sp(2n,R)$ and new S-function identities (6631-6641) K Grudzinski and B G Wybourne The general solution of the real $Z_2^{\otimes N}$ graded contractions of $so(N+1)$ (6643-6652) Francisco J Herranz and Mariano Santander Functional integrals for nuclear many-particle systems (6653-6669) Yu Yu Lobanov Lightcone spin-zero quantum mechanics (6671-6679) S N Mosley CORRIGENDUM Multiple scattering in the presence of absorption: a theoretical treatment for quasi one-dimensional systems (6681-6681) N A Bruce and J T Chalker 1996 J. Phys. A: Math. Gen. 29 3761-8 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 21, 7 November 1996 LETTERS TO THE EDITOR Bethe ansatz equations for quantum chains combining different representations of SU(3) (L533-L538) J Abad and M Rios Real space renormalization group analysis of the random field Ising model (L539-L545) J-Y Fortin and P C W Holdsworth Backbones of traffic jams (L547-L553) Himadri Shikhar Gupta and Ramakrishna Ramaswamy PAPERS STATISTICAL Dynamic behaviour of spin glass systems on quenched $\Phi^3$ graphs (6683-6691) C Baillie, D A Johnston, E Marinari and C Naitza A simple soluble model of discrete sequential fragmentation (6693-6699) R Delannay, G Le Caër and R Botet Exact analysis of the Peano basin (6701-6708) A Flammini and F Colaiori Boundary conditions, entropy and the signature of random tilings (6709-6716) Dieter Joseph and Michael Baake Distribution of structure factors and phase transitions in a driven lattice gas (6717-6728) M S Rudzinsky and R K P Zia MATHEMATICAL On a deformation of $sl(2)$ with paragrassmannian variables (6729-6736) B Abdesselam, J Beckers, A Chakrabarti and N Debergh Holomorphic quantization on the torus and finite quantum mechanics (6737-6745) G G Athanasiu, E G Floratos and S Nicolis The diamagnetic Coulomb problem at high field strength. Numerical analysis (6747-6764) K Balla and J M Benkó The diamagnetic Coulomb problem at high field strength. Asymptotic analysis (6765-6780) S Barcza C-integrable nonlinear PDEs. IV (6781-6794) F Calogero and Ji Xiaoda On the quantum zeta function (6795-6816) Richard E Crandall Two-fermion Dirac-like eigenstates of the Coulomb QED Hamiltonian (6817-6841) J W Darewych and L Di Leo Time-dependent constrained Hamiltonian systems and Dirac brackets (6843-6859) Manuel de León, Juan C Marrero and David Martín de Diego Umbral calculus, discretization, and quantum mechanics on a lattice (6861-6876) A Dimakis, F Müller-Hoissen and T Striker Heptagonal quasicrystal tilings (6877-6879) Juan García-Escudero Truncated global transfer matrix: trigonometric Goryachev - Chaplygin gyrostat (6881-6894) Mo-Lin Ge and Kang Xue Normal frames and the validity of the equivalence principle: I. Cases in a neighbourhood and at a point (6895-6901) Bozhidar Z Iliev Twisted Yang - Baxter equations for linear quantum (super)groups (6903-6910) A P Isaev Exactly solvable 3D model of resonance energy transfer (6911-6923) D J Kaup and V I Rupasov A finite-time heat engine with fixed-capacity heat transfers (6925-6937) Raj K Pathria, James D Nulton and Peter Salamon Simplified boson realization of the $so_q(3)$ subalgebra of $u_q(3)$ and matrix elements of $so_q(3)$ quadrupole operators (6939-6949) P P Raychev, R P Roussev, P A Terziev, D Bonatsos and N Lo Iudice Potential symmetries of nonlinear diffusion - convection equations (6951-6959) C Sophocleous Bethe ansatz for higher-spin XYZ models - low-lying excitations (6961-6966) Takashi Takebe Converging bounds for the eigenvalues of multiminima potentials in two-dimensional space (6967-6982) H Taseli and R Eid A generalization of the Bargmann - Fock representation to supersymmetry (6983-6989) H-P Thienel The complex-scaling method using a complete -basis (6991-6998) H A Yamani, and M S Abdelmonem COMMENT Comment on a theorem of Hojman and its generalizations (6999-7002) T Pillay and P G L Leach This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 22, 21 November 1996 LETTERS TO THE EDITOR New universal spectral correlators (L555-L560) G Akemann and J Ambjørn Two scales in asynchronous ballistic annihilation (L561-L568) E Ben-Naim, S Redner and P L Krapivsky Fluctuations in a spin-glass model with one replica symmetry breaking (L569-L574) M E Ferrero, G Parisi and P Ranieri Anomalous spectral statistics in a symmetrical billiard (L575-L580) F Leyvraz, C Schmit and T H Seligman A remark on von Neumann - Wigner type potentials (L581-L584) A A Stahlhofen PAPERS STATISTICAL Dilution in Boolean perceptrons that learn from noisy examples (7003-7012) D M L Barbato and J F Fontanari Low-density series expansions for directed percolation on square and triangular lattices (7013-7040) Iwan Jensen Correlation length and average loop length of the fully packed loop model (7041-7049) Anton Kast The $A + B \rightarrow \emptyset$ annihilation reaction in a quenched random velocity field (7051-7065) K Oerding Statistics of collapsed lattice animals: rigorous results and Monte Carlo simulations (7067-7087) L M Stratychuk and C E Soteros Growth of Cayley and diluted Cayley trees with two kinds of entities (7089-7104) N Vandewalle and M Ausloos Unimodality of photocount distribution for optical noise field (7105-7111) Yuri P Virchenko Supersymmetry for systems with unitary disorder: circular ensembles (7113-7136) Martin R Zirnbauer MATHEMATICAL A closed-form analytic solution for the $P_L-S_N$ equations of neutron transport in slab geometry (7137-7155) Charles H Aboughantous Lattice discretization in quantum scattering (7157-7163) Sadhan K Adhikari, T Frederico and R M Marinho Recurrence relations for connection coefficients between Q-orthogonal polynomials of discrete variables in the non-uniform lattice $x(s)=q^{2s}$ (7165-7175) R Álvarez-Nodarse and A Ronveaux On the Fourier - Gauss transforms of some q-exponential and q-trigonometric functions (7177-7181) N M Atakishiyev Renormalized coupling constant in the Ising model (7183-7197) George A Baker Jr and Naoki Kawashima High-frequency excitation of quantum systems with adiabatic nonlinearity (7199-7227) Naama Brenner and Shmuel Fishman Error bounds for the Bohr - Sommerfeld formula (7229-7257) L V Chebotarev Flat resonances in one-dimensional quantum scattering (7259-7277) L V Chebotarev and A Tchebotareva Soliton equations and the zero curvature condition in noncommutative geometry (7279-7286) Aristophanes Dimakis and Folkert Müller-Hoissen On the thermodynamic limit in random resistors networks (7287-7299) Francesco Guerra and Mauro Talevi Weighted projection and optimization of coupled-channel equations (7301-7314) Yukap Hahn Asymptotic expansion of homoclinic structures in a symplectic mapping (7315-7327) Katsuhiro Nakamura and Masato Hamada Painlevé equations as classical analogues of Heun equations (7329-7335) S Yu Slavyanov Quantum quasi-symmetric functions and Hecke algebras (7337-7348) J-Y Thibon and B-C-V Ung The local sine - Gordon model (7349-7352) Bo-Wei Xu and Yu-Mei Zhang CORRIGENDUM A simple model for relaxation phenomena in linear polymer chains (7353-7353) M López de Haro, J Tagüeña-Martinez, B Espinosa and L L Gonçalves 1993 J. Phys. A: Math. Gen. 26 6697-709 This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 24, 21 December 1996 LETTERS TO THE EDITOR Langevin equation for the density of a system of interacting Langevin processes (L613-L617) David S Dean Common algebraic structure for the Calogero - Sutherland models (L619-L624) S Kakei Scattering of plane waves in self-dual Yang - Mills theory (L625-L628) Vladimir E Korepin and Takeshi Oota Hidden symmetry in a conservative equation for nonlinear growth (L629-L633) W D McComb and R V R Pandya A two-parameter recursion formula for scalar field theory (L635-L638) Y Meurice and G Ordaz A note on symmetric functions (L639-L642) Allison Plant PAPERS STATISTICAL Diffusion on regular random fractals (7803-7810) Fábio D A Aarão Reis Boundary susceptibilities of the Hubbard model in open chains (7811-7825) Hitoshi Asakawa and Masuo Suzuki A construction of solutions to reflection equations for interaction-round-a-face models (7827-7835) Roger E Behrend and Paul A Pearce Hilbert space path integral representation for the reduced dynamics of matter in thermal radiation fields (7837-7853) Heinz-Peter Breuer and Francesco Petruccione Feed-forward chains of recurrent attractor neural networks near saturation (7855-7866) A C C Coolen and L Viana Renormalization of drift and diffusivity in random gradient flows (7867-7879) D S Dean, I T Drummond and R R Horgan WKB method for integrable but non-separable Hamiltonians (7881-7891) M Fusco Girard Instantaneous gelation in the generalized Smoluchovski coagulation equation (7893-7901) Yu Jiang Connection between Yangian symmetry and the quantum inverse scattering method (7903-7915) Shuichi Murakami and Miki Wadati Strong-coupling behaviour in discrete Kardar - Parisi - Zhang equations (7917-7928) T J Newman and A J Bray Grand canonical simulations of the interacting self-avoiding walk model (7929-7942) Polidoros Paul Nidras Equilibrium and off-equilibrium simulations of the $4d$ Gaussian spin glass (7943-7957) Giorgio Parisi, Federico Ricci-Tersenghi and Juan J Ruiz-Lorenzo Monte Carlo simulation of long-time percolation diffusion on $d=2$ lattices above the threshold (7959-7964) O J Poole and D W Salt Training a perceptron by a bit sequence: storage capacity (7965-7972) M Schröder, W Kinzel and I Kanter MATHEMATICAL Quantum homogeneous spaces and special functions with a dimensional deformation parameter (7973-7982) F Bonechi, R Giachetti, M A del Olmo, E Sorace and M Tarlini Casimir operators and group projectors (7983-7991) M Damnjanovic, I Milosevic and D Stojkovic The Schouten - Nijenhuis bracket, cohomology and generalized Poisson structures (7993-8009) J A de Azcárraga, A M Perelomov and J C Pérez Bueno Generic scaling relation in the scalar $\Phi^4$ model (8011-8023) S É Derkachov and A N Manashov The localized induction hierarchy and the Lund - Regge equation (8025-8034) Yasuhide Fukumoto and Mitsuharu Miyajima On the periodically perturbed logistic equation (8035-8040) Michael Grinfeld, Philip A Knight and Harbir Lamba Global quantum gauge symmetry via reconstruction theorems (8041-8052) Reinhard Häring-Oldenburg Algebraic Bethe ansatz for the anisotropic supersymmetric U model (8053-8065) Katrina E Hibberd, Mark D Gould and Jon R Links Solitary waves in active-dissipative dispersive media (8067-8077) Nicolai A Kudryashov and Evgenia D Zargaryan An efficient algorithm for testing the generic rigidity of graphs in the plane (8079-8098) C Moukarzel On the two q-analogue logarithmic functions: $\ln_q(w),\ln\{e_q(z)\}$ (8099-8115) Charles A Nelson and Michael G Gartley Iterations of the non-classical symmetries method and conditional Lie - Bäcklund symmetries (8117-8122) M C Nucci Symmetries and observables for BF theories in superspace (8123-8131) Pirjo Pasanen On the master symmetries related to certain classes of integrable Hamiltonian systems (8133-8138) Roman G Smirnov Approximations to solitary waves on lattices, III: the monatomic lattice with second-neighbour interactions (8139-8157) Jonathan A D Wattis On a generalization of certain results of Goriatchev, Chaplygin and Sretensky in the dynamics of rigid bodies (8159-8161) H M Yehia Integrability of the N = 3 super KdV equation (8163-8167) De-gang Zhang COMMENTS On cellular automata models for quantum systems (8169-8171) José M Gómez-Vilar and Ricard V Solé Non-negativity condition for cellular automata and other massively parallel computer algorithms (8173-8175) M D Kostin This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.

Journal of Physics A: Mathematical and General Volume 29, Number 23, 7 December 1996 LETTERS TO THE EDITOR Off-diagonal matrix elements in the semiclassical limit (L585-L588) Stephan De Bievre and Jacques Renaud Coarsening in the 1D Ising model evolving with Swendsen - Wang dynamics: an unusual scaling (L589-L594) Bernard Derrida and Vincent Hakim Nonlinear dynamics from the Wilson Lagrangian (L595-L600) Oliver Knill The quantum Jeffreys' prior/Bures metric volume element for squeezed thermal states and a universal coding conjecture (L601-L605) Paul B Slater Boundary K-supermatrices for the one-dimensional small-polaron open chain (L607-L611) Huan-Qiang Zhou PAPERS STATISTICAL Quantum Monte Carlo study of the infinite-range Ising spin glass in a transverse field (7355-7366) J V Alvarez and Felix Ritort Cluster analysis for percolation on a two-dimensional fully frustrated system (7367-7375) Giancarlo Franzese Cut-off model and exact general solutions for fragmentation with mass loss (7377-7388) Jie Huang, Xiaopei Guo, Boyd F Edwards and Arnold D Levine Hamiltonian formalism for self-organization of formal neurons (7389-7399) Sakari Inawashiro, Yoshihide Tamori, Shogo Miyake and Jousuke Kuroiwa Equation of state for exclusion statistics in a harmonic well (7401-7407) Serguei B Isakov and Stéphane Ouvry Domain scaling and marginality breaking in the random-field Ising model (7409-7438) E D Moore, R B Stinchcombe and S L A de Queiroz Monte Carlo study of a self-avoiding polymerized membrane with negative bending rigidity (7439-7449) Shintaro Mori and Shigeyuki Komura The dynamics of a genetic algorithm for a simple learning problem (7451-7473) Magnus Rattray and Jonathan L Shapiro Numerical study of a non-equilibrium interface model (7475-7484) Balakrishna Subramanian, G T Barkema, J L Lebowitz and E R Speer Self-avoiding walks and polygons on non-Euclidean lattices (7485-7500) Ewa Swierczak and Anthony J Guttmann Single measurements on probability density functions and their use in non-Gaussian light scattering (7501-7517) T R Watts, K I Hopcraft and T R Faulkner MATHEMATICAL Grading refinements in the contractions of Lie algebras and their invariants (7519-7543) M Ait Abdelmalek, X Leng, J Patera and P Winternitz Generalized two-mode harmonic oscillator: SO(3,2) dynamical group and squeezed states (7545-7560) José M Cerveró and Juan D Lejarreta Some eigenvalue distribution functions of the Laguerre ensemble (7561-7579) Y Chen and S M Manning Separation of variables for scalar evolution equations in one space dimension (7581-7595) Philip W Doyle Non-uniqueness of quantized Yang - Mills theories (7597-7617) Michael Dütsch Comment on path integral derivation of Schrödinger equation in spaces with curvature and torsion (7619-7624) P Fiziev and H Kleinert Quantum group invariant supersymmetric t - J model with periodic boundary conditions (7625-7633) Angela Foerster The structure of conserved charges in open spin chains (7635-7650) M P Grabowski and P Mathieu Scattering on fractal measures (7651-7667) Charles-Antoine Guerin and Matthias Holschneider Conserved energy-momentum as a class of tensor densities (7669-7685) Ludger Hannibal Exact travelling wave solutions for a generalized nonlinear Schrödinger equation (7687-7703) K Hizanidis, D J Frantzeskakis and C Polymilis Generating functions for the Coxeter group $H_4$ (7705-7719) C S Lam, J Patera and R T Sharp Darboux transformations for the nonlinear Schrödinger equations (7721-7737) Manuel Mañas Phase transitions and critical behaviour in one-dimensional non-equilibrium kinetic Ising models with branching annihilating random walk of kinks (7739-7755) Nóra Menyhárd and Géza Ódor Higher-order gauge invariant Lagrangians on $T^* M$ (7757-7767) J Muñoz Masqué and L M Pozo Coronado Quasi-point separation of variables for the Henon - Heiles system and a system with a quartic potential (7769-7778) S Rauch-Wojciechowski and A V Tsiganov Hamiltonian formulation of odd Burgers hierarchy (7779-7784) H Tasso Solutions of a discretized Toda field equation for $D_r$ from analytic Bethe ansatz (7785-7796) Zengo Tsuboi and Atsuo Kuniba A quantum model with one bosonic degree of freedom (7797-7801) Ning Wu and Tunan Ruan This Journal's Home Page | Journal Scope | Forthcoming Articles Tables of Contents | Editorial Board | How to Submit | Abstracted In Ordering Information Electronic Journals v1.2a. Copyright © IOP Publishing Ltd. 1995, 1996, 1997. All rights reserved.