Unnamed: 0 int64 0 18.1k | language stringclasses 4
values | creator stringlengths 2 137 | title stringlengths 2 217 | subject stringclasses 15
values | keyword stringlengths 10 597 | identifier stringlengths 82 244 | description stringlengths 2 2.3k | date stringlengths 14 14 |
|---|---|---|---|---|---|---|---|---|
12,600 | ['eng'] | ['De Nardo, L', 'Fursaev, D V', 'Miele, G'] | ['Heat-kernel Coefficients and Spectra of the Vector Laplacians on Spherical Domains with Conical Singularities'] | ['Particle Physics - Theory'] | ['space-time, sphere', 'any-dimensional', 'field theory, scalar', 'field theory, vector', 'boundary condition', 'effective action', 'energy levels', 'regularization, heat kernel'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610011'] | ['The spherical domains $S^d_\\beta$ with conical singularities are a convenient arena for studying the properties of tensor Laplacians on arbitrary manifolds with such a kind of singular points. In this paper the vector Laplacian on $S^d_\\beta$ is considered and its spectrum is calculated exactly for any dimension $d... | ['1996-10-03'] |
12,601 | ['eng'] | ['Morris, T R'] | ['Properties of derivative expansion approximations to the renormalization group'] | ['Particle Physics - Theory'] | ['talk, Dubna 1996/08/26', 'field theory, scalar', 'symmetry, O(N)', 'effective action', 'perturbation theory', 'expansion, derivative', 'critical phenomena', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610012'] | ['Approximation only by derivative (or more generally momentum) expansions, combined with reparametrization invariance, turns the continuous renormalization group for quantum field theory into a set of partial differential equations which at fixed points become non-linear eigenvalue equations for the anomalous scaling ... | ['1996-10-03'] |
12,602 | ['eng'] | ['Matos, T', 'Mora, C'] | ['Stationary Dilatons with Arbitrary Electromagnetic Field'] | ['Particle Physics - Theory'] | ['relativity theory, general', 'gauge field theory, U(1)', 'dilaton', 'Einstein equation, solution', 'symmetry, axial', 'mass', 'angular momentum', 'electromagnetic field'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610013'] | ['We present two new classes of axisymmetric stationary solutions of the Einstein-Maxwell-Dilaton equations with coupling constant $\\alpha^2=3$. Both classes are written in terms of two harmonic maps $\\lambda$ and $\\tau$. one in such a form that we can have an arbitrary electromagnetic field. As examples we generate... | ['1996-10-03'] |
12,603 | ['eng'] | ['Stern, A'] | ['Bosonization and Current Algebra of Spinning Strings'] | ['Particle Physics - Theory'] | ['string model', 'spin', 'any-dimensional', 'field theory, action', 'field equations', 'Hamiltonian formalism', 'current, conservation law', 'current algebra', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610014'] | ['We write down a general geometric action principle for spinning strings in $d$-dimensional Minkowski space, which is formulated without the use of Grassmann coordinates. Instead, it is constructed in terms of the pull-back of a left invariant Maurer-Cartan form on the $d$-dimensional Poincaré group to the world sheet... | ['1996-10-03'] |
12,604 | ['eng'] | ['Karabali, Dimitra', 'Nair, V P'] | ['Gauge invariance and mass gap in (2+1)-dimensional Yang-Mills theory'] | ['Particle Physics - Theory'] | ['talk, Telluride 1996/08/05', 'gauge field theory, Yang-Mills', 'dimension, 3', 'mass, gap', 'invariance, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610002'] | ['In terms of a gauge-invariant matrix parametrization of the fields, we give an analysis of how the mass gap could arise in non-Abelian gauge theories in two spatial dimensions.'] | ['1996-10-03'] |
12,605 | ['eng'] | ['Grisaru, Marc T', 'Santambrogio, A', 'Zanon, D'] | ['Quantizing N=2 matter-supergravity systems'] | ['Particle Physics - Theory'] | ['supergravity', 'gauge field theory, Yang-Mills', 'supersymmetry, superspace', 'quantization', 'Hamiltonian formalism', 'perturbation theory, higher-order', 'dependence, gauge', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610001'] | ['We consider $N=2$ supergravity coupled to $N=2$ Yang--Mills matter and discuss the nature of one--loop divergences. Using $N=1$ superfields and superspace methods, we describe the quantization of the system in the abelian case.'] | ['1996-10-03'] |
12,606 | ['eng'] | ['Grimm, U', 'Nienhuis, B'] | ['Scaling Limit of the Ising Model in a Field'] | ['Particle Physics - Theory'] | ['Ising model', 'critical phenomena', 'dilute gas approximation', 'thermodynamics, Bethe ansatz', 'field theory, conformal', 'scaling', 'spectra, excited state', 'algebra, E(8)', 'mass, ratio', 'numerical calculations', 'bibliography', 'tables'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610003'] | ["The dilute A_3 model is a solvable IRF (interaction round a face) model with three local states and adjacency conditions encoded by the Dynkin diagram of the Lie algebra A_3. It can be regarded as a solvable version of an Ising model at the critical temperature in a magnetic field. One therefore expects the scaling l... | ['1996-11-06'] |
12,607 | ['eng'] | ['Borstnik, N M'] | ['Let the spin and the charges unify'] | ['Particle Physics - Theory'] | ['talk, Rome 1996/03/22', 'talk, Dubna 1996/07/08', 'charge', 'spin', 'algebra, SO(1,3)', 'transformation, Lorentz', 'space, Grassmann', 'spinor', 'group theory, representation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610004'] | ['In space of d ordinary and d Grassmann coordinates, with d \\ge 15, the charges unify with the spin: the Lorentz group SO(1, d-1) in Grassmann space manifests under certain conditions as SO(1,3) (in d=4 subspace) times SO(10) accordingly the symmetry group of the S- matrix, which is approximatelly unitary in d=4 ordi... | ['1996-11-06'] |
12,608 | ['eng'] | ['Pinsky, S S', 'Mohr, R'] | ['The Condensate for SU(2) Yang-Mills Theory in 1+1 Dimensions Coupled to Massless Adjoint Fermions'] | ['Particle Physics - Theory'] | ['talk, Telluride 1996/08/05', 'gauge field theory, SU(2)', 'fermion, massless', 'dimension, 2', 'fermion, condensation', 'dependence, gauge', 'vacuum state', 'tensor, energy-momentum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610007'] | ['We consider SU(2) Yang-Mills theory in 1+1 dimensions coupled to massless adjoint fermions. With all fields in the adjoint representation the gauge group is actually SU(2)/Z_2, which possesses nontrivial topology. In particular, there are two distinct topological sectors and the physical vacuum state has a structure ... | ['1996-11-06'] |
12,609 | ['eng'] | ['Chan, K L'] | ['Supersymmetric dyonic black holes of IIA string on Six Torus'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spontaneous compactification, torus', 'effective action', 'supergravity', 'dyon', 'black hole', 'dimension, 11', 'black hole', 'supersymmetry', 'string model', 'spontaneous compactification, torus', 'Kaluza-Klein model, monopole', 'charge', 'spinor, Killing', 'dilaton', 'supergravity'... | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610005'] | ['A class of four-dimensional static supersymmetric black hole solutions of effective supergravity Lagrangian of IIA superstring compactified on $T^6$ is constructed by explicitly solving Killing spinor equations (KSEs). These solutions are dyonic black holes parametrized by four charges, with dilaton and diagonal inte... | ['1996-11-06'] |
12,610 | ['eng'] | ['Asorey, M', 'López, J L', 'Shapiro, I L'] | ['Some remarks on high derivative quantum gravity'] | ['Particle Physics - Theory'] | ['quantum gravity, action', 'derivative, high', 'quantization', 'dependence, gauge', 'regularization', 'coupling, matter'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9610006'] | ['We analyze the perturbative implications of the most general high derivative approach to quantum gravity based on a diffeomorphism invariant local action. In particular, we consider the super-renormalizable case with a large number of metric derivatives in the action. The structure of ultraviolet divergences is analy... | ['1996-10-03'] |
12,611 | ['eng'] | ['Comellas, J'] | ['Exact Renormalization Group with Fermions'] | ['Particle Physics - Theory'] | ['talk, Dubna 1996/08/26', 'fermion, field theory', 'Gross-Neveu model, chiral', 'renormalization group', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609236'] | ['The development of the Exact Renormalization Group for fermionic theories is presented, together with its application to the chiral Gross-Neveu model. We focus on the reliability of various approximations, specifically the derivative expansion and further truncations in the number of fields. The main differences with... | ['1996-10-01'] |
12,612 | ['eng'] | ['Fairlie, David B', 'Zhdanov, R S'] | ['A Model for Classical Space-time Co-ordinates'] | ['Particle Physics - Theory'] | ['talk, Argonne 1996/06/27', 'space-time, transformation', 'field equations', 'invariance, reparametrization', 'membrane model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609227'] | ['Field equations with general covariance are interpreted as equations for a target space describing physical space time co-ordinates, in terms of an underlying base space with conformal invariance. These equations admit an infinite number of inequivalent Lagrangian descriptions. A model for reparametrisation invariant... | ['1996-10-01'] |
12,613 | ['eng'] | ['Grignani, G', 'Semenoff, Gordon W', 'Sodano, P', 'Tirkkonen, O'] | ['G/G models as the strong coupling limit of topologically massive gauge theory'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'mass, topological', 'approximation, strong coupling', 'bosonization', 'Polyakov loop', 'correlation function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609228'] | ['We show that the problem of computing the vacuum expectation values of gauge invariant operators in the strong coupling limit of topologically massive gauge theory is equivalent to the problem of computing similar operators in the $G_k/G$ model where $k$ is the integer coefficient of the Chern-Simons term. The $G_k/G... | ['1996-10-01'] |
12,614 | ['eng'] | ['Hoppe, J'] | ['On Zero-Mass Bound States in Super-Membrane Models'] | ['Particle Physics - Theory'] | ['matrix model', 'membrane model', 'supersymmetry', 'Schroedinger equation, wave function', 'bound state, massless'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609232'] | ['For the simplest case of a supermembrane matrix model, various symmetry reductions are given, with the fermionic contribution(s) (to an effective Schrödinger equation) corresponding to an attractive $\\delta$-function potential (towards zero-area configurations). The differential equations are real, and are shown not... | ['1996-10-01'] |
12,615 | ['eng'] | ['Musin, Y R'] | ['Minimal Spinning String'] | ['Particle Physics - Theory'] | ['talk, Novgorod 1996/06/24', 'string model', 'supersymmetry, transformation', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609229'] | ["Minimal N=1/2 supersymmetric extension of bosonic Polyakov's string is constructed. This model is natural generalization of Di Vecchia-Ravndal superparticle. The classical sector of the model is investigated, Noether currents and Virosoro supercondition are found. Minimal spinning string is more simple, than the stan... | ['1996-10-01'] |
12,616 | ['eng'] | ['Maru, N', 'Kitakado, S'] | ['Negative dimensional group extrapolation and a new Chiral-Nonchiral duality in N=1 supersymmetric gauge theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SO(N)', 'gauge field theory, Sp(N)', 'gauge field theory, SU(N)', 'supersymmetry', 'symmetry, chiral', 'duality', 'field theory, deformation', 'anomaly'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609230'] | ['By extrapolating the groups to the negative dimensions in the model found by Pouliot and Strassler we find a new chiral-nonchiral duality. The electric theory is N=1 supersymmetric SU(N+4) gauge theory with N antifundamentals and an antisymmetric tensor and the magnetic theory is N=1 supersymmetric Spin(8) gauge theo... | ['1996-10-01'] |
12,617 | ['eng'] | ['Marino, E C'] | ['Duality and an Operator Realization for the Fermi-Bose Transmutation in 3+1 Dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'gauge field theory, tensor', 'Higgs model', 'fermionization', 'bosonization', 'duality', 'operator, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609231'] | ['We consider the Maxwell-Higgs system in the broken phase, described in terms of a Kalb-Ramond field interacting with the electromagnetic field through a topological coupling. We then study the creation operators of states which respectively carry a point charge and a closed magnetic string in the electromagnetic lang... | ['1996-10-01'] |
12,618 | ['eng'] | ['Bowcock, P'] | ['Classical backgrounds and scattering for affine Toda theory on a half-line'] | ['Particle Physics - Theory'] | ['field theory, Toda', 'dimension, 2', 'boundary condition', 'field equations, soliton', 'perturbation theory', 'vacuum state', 'scattering', 'bootstrap'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609233'] | ["We find classical solutions to the simply-laced affine Toda equations which satisfy integrable boundary conditions using solitons which are analytically continued from imaginary coupling theories. Both static `vacuum' configurations and the time-dependent perturbations about them which correspond to classical vacua a... | ['1996-10-01'] |
12,619 | ['eng'] | ['Taylor-Robinson, M M'] | ['Semi-classical stability of supergravity vacua'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 10', 'dimension, 11', 'vacuum state', 'stability, quasiclassical', 'instanton', 'black hole', 'energy, lower limit', 'spontaneous compactification, Calabi-Yau'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609234'] | ['The existence of instantonic decay modes would indicate a semi-classical instability of the vacua of ten and eleven dimensional supergravity theories. Decay modes whose spin structures are incompatible with those of supersymmetric vacua have previously been constructed, and we present generalisations including those ... | ['1996-10-01'] |
12,620 | ['eng'] | ['Szabo, R J', 'Wheater, John F'] | ['Curvature Matrix Models for Dynamical Triangulations and the Itzykson-Di Francesco Formula'] | ['Particle Physics - Theory'] | ['matrix model', 'partition function', 'expansion 1/N', 'correlation function', 'graph theory', 'random surface, triangulation', 'critical phenomena', 'saddle-point approximation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609237'] | ['We study the large-$N$ limit of a class of matrix models for dually weighted triangulated random surfaces using character expansion techniques. We show that for various choices of the weights of vertices of the dynamical triangulation the model can be solved by resumming the Itzykson-Di Francesco formula over congrue... | ['1996-10-01'] |
12,621 | ['eng'] | ['Ellis, Jonathan Richard', 'Mavromatos, Nikolaos E', 'Nanopoulos, Dimitri V'] | ['D-Brane Recoil Mislays Information'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'string model, closed', 'membrane model', 'operator, algebra', 'effective action', 'entropy'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609238'] | ['We discuss the scattering of a light closed-string state off a $D$ brane, taking into account quantum recoil effects on the latter, which are described by a pair of logarithmic operators. The light-particle and $D$-brane subsystems may each be described by a world-sheet with an external source due to the interaction ... | ['1996-10-01'] |
12,622 | ['eng'] | ['Klemm, A D', 'Katz, S', 'Vafa, C'] | ['Geometric Engineering of Quantum Field Theories'] | ['Particle Physics - Theory'] | ['string model', 'nonperturbative', 'gauge field theory, SU(2)', 'duality, transformation', 'geometry, algebra'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609239'] | ['Using the recent advances in our understanding of non-perturbative aspects of type II strings we show how non-trivial exact results for $N=2$ quantum field theories can be reduced to T-dualities of string theory. This is done by constructing a local geometric realization of quantum field theories together with a loca... | ['1996-10-01'] |
12,623 | ['eng'] | ['Emery, S', 'Krüger, M', 'Rant, J', 'Schweda, Manfred', 'Sommer, T'] | ['Two-Dimensional BF Model Quantized in the Axial Gauge'] | ['Particle Physics - Theory'] | ['gauge field theory, tensor', 'field theory, BF', 'dimension, 2', 'axial gauge', 'quantization', 'Hamiltonian formalism', 'transformation, Becchi-Rouet-Stora', 'infrared problem'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609240'] | ['The two--dimensional topological BF model is quantized in the axial gauge. We show that this theory is trivially ultraviolet finite and that the usual infrared problem of the propagator of the scalar field in two dimensions is replaced by an easily solvable long distances problem inherent to the axial gauge. It will ... | ['1996-10-01'] |
12,624 | ['eng'] | ['Cardoso de Mello, P C R', 'Carneiro, S', 'Nemes, M C'] | ['Action Principle for the Classical Dual Electrodynamics'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'field theory, classical', 'duality', 'Hamiltonian formalism', 'charge, quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609218'] | ['The purpose of this paper is to formulate an action principle which allows for the construction of a classical lagrangean including both electric and magnetic currents. The lagrangean is non-local and shown to yield all the expected (local) equations for dual electrodynamics.'] | ['1996-09-30'] |
12,625 | ['eng'] | ['Townsend, P K'] | ['Brane Surgery'] | ['Particle Physics - Theory'] | ['talk, La Londe les Maures 1996/08/31', 'string model', 'supersymmetry', 'nonperturbative', 'membrane model, p-brane', 'boundary condition', 'supergravity', 'dimension, 10', 'dimension, 11'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609217'] | ["Some aspects of the role of p-branes in non-perturbative superstring theory and M-theory are reviewed. It is then shown how the Chern-Simons terms in D=10 and D=11 supergravity theories determine which branes can end on which, i.e. the `brane-boundary rules'."] | ['1996-09-30'] |
12,626 | ['eng'] | ['Hisakado, M'] | ['Unitary Matrix Models and Painlevé III'] | ['Particle Physics - Theory'] | ['matrix model', 'symmetry, U(N)', 'string model', 'field equations, Toda', 'constraint, Virasoro'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609214'] | ['We discussed relations between the full unitary matrix models and the Painlevé III. Coupling the Toda equations and the string equations, we derive a special case of the P III equation. From the Virasoro constrains, we can use the radial coordinate. The relation between $t_{1}$ and $t_{-1}$ is like the complex conjug... | ['1996-09-30'] |
12,627 | ['eng'] | ['Momen, A'] | ['Edge Dynamics for BF Theories and Gravity'] | ['Particle Physics - Theory'] | ['gravitation', 'gauge field theory, tensor', 'field theory, BF', 'Chern-Simons term', 'field theory, action'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609226'] | ['We discuss BF theories defined on manifolds with spatial boundaries. Variational arguments show that one needs to augment the usual action with a boundary term for specific types of boundary conditions. We also show how to use this procedure to find the boundary actions for theories of gravity with first order formul... | ['1996-09-30'] |
12,628 | ['eng'] | ['Passare, M', 'Tsikh, A K', 'Cheshel, A A'] | ['Multiple Mellin-Barnes Integrals as Periods of Calabi-Yau Manifolds With Several Moduli'] | ['Particle Physics - Theory'] | ['field theory, Calabi-Yau', 'moduli space', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609215'] | ['We give a representation, in terms of iterated Mellin-Barnes integrals, of periods on multi-moduli Calabi-Yau manifolds arising in superstring theory. Using this representation and the theory of multidimensional residues, we present a method for analytic continuation of the fundamental period in the form of Horn seri... | ['1996-09-30'] |
12,629 | ['eng'] | ['Engelhardt, M', 'Levit, S'] | ['Variational Master Field for Large-N Interacting Matrix Models - Free Random Variables on Trial'] | ['Particle Physics - Theory'] | ['matrix model', 'partition function', 'expansion 1/N', 'energy', 'numerical calculations, variational'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609216'] | ['Matrices are said to behave as free non-commuting random variables if the action which governs their dynamics constrains only their eigenvalues, i.e. depends on traces of powers of individual matrices. The authors use recently developed mathematical techniques in combination with a standard variational principle to f... | ['1996-09-30'] |
12,630 | ['eng'] | ['Nekrasov, N A'] | ['Five Dimensional Gauge Theories and Relativistic Integrable Systems'] | ['Particle Physics - Theory'] | ['talk, Chernogolovka 1996/06/23', 'gauge field theory, Yang-Mills', 'dimension, 5', 'supersymmetry', 'integrability', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609219'] | ['We propose a non-perturbative solution of $N=2$ supersymmetric gauge theory in five dimensions compactified on circle of a radius $R$. We consider the cases of the pure gauge theory as well as the theories with matter in the fundamental and in the adjoint representations. The pure theory as well as the one with adjoi... | ['1996-09-30'] |
12,631 | ['eng'] | ['Belopolsky, A'] | ['de Rham Cohomology of the Supermanifolds and Superstring BRST Cohomology'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'path integral, measure', 'cohomology, Becchi-Rouet-Stora', 'differential forms', 'moduli space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609220'] | ['We show that the BRST operator of Neveu-Schwarz-Ramond superstring is closely related to de Rham differential on the moduli space of decorated super-Riemann surfaces P. We develop formalism where superstring amplitudes are computed via integration of some differential forms over a section of P over the super moduli s... | ['1996-09-30'] |
12,632 | ['eng'] | ['Leupold, S'] | ['Feynman rules in radial gauge'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'any-dimensional', 'propagator', 'radial gauge', 'Slavnov identity', 'Feynman graph, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609222'] | ['We present a complete set of Feynman rules for non-Abelian gauge fields obeying the radial (Fock-Schwinger) gauge condition and prove the consistency with covariant gauge Feynman rules.'] | ['1996-09-30'] |
12,633 | ['eng'] | ['Aoki, K', "D'Hoker, E"] | ['High energy scattering of non-critical strings'] | ['Particle Physics - Theory'] | ['talk, Telluride 1996/08/05', 'string model', 'scattering amplitude, higher-order', 'field theory, Liouville', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609221'] | ['We summarize recent work, in which we consider scattering amplitudes of non-critical strings in the limit where the energy of all external states is large compared to the string tension. We show that the high energy limit is dominated by a saddle point that can be mapped onto an electrostatic equilibrium configuratio... | ['1996-09-30'] |
12,634 | ['eng'] | ['Arefieva, I Y', 'Viswanathan, K S', 'Volovich, I V'] | ['p-Brane Solutions in Diverse Dimensions'] | ['Particle Physics - Theory'] | ['gravitation', 'dilaton', 'field theory, tensor', 'differential forms', 'field equations, solution', 'membrane model, p-brane', 'any-dimensional'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609225'] | ['A generic Lagrangian, in arbitrary spacetime dimension, describing the interaction of a graviton, a dilaton and two antisymmetric tensors is considered. An isotropic p-brane solution consisting of three blocks and depending on four parameters in the Lagrangian and two arbitrary harmonic functions is obtained. For spe... | ['1996-09-30'] |
12,635 | ['eng'] | ['Fujita, T', 'Hiramoto, M', 'Takahashi, H'] | ['Bound states of 1+1 dimensional field theories'] | ['Particle Physics - Theory'] | ['talk, Dubna 1996/09/02', 'Thirring model, massive', 'dimension, 2', 'field equations, solution', 'Hamiltonian formalism', 'boundary condition', 'Bethe ansatz', 'bound state', 'effect, finite size', 'energy', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609224'] | ['We discuss the bound states of the massive Thirring model. Here, the periodic boundary condition equations for the Bethe ansatz solutions are numerically solved. It is found that the massive Thirring model has only one bound state and the bound state spectrum as the function of the coupling constant agrees with that ... | ['1996-09-30'] |
12,636 | ['eng'] | ['Amelino-Camelia, G', 'Bak, D', 'Seminara, D'] | ['String-Inspired Gravity Coupled to Yang-Mills Fields'] | ['Particle Physics - Theory'] | ['quantum gravity', 'field theory, scalar', 'gauge field theory, Yang-Mills', 'dimension, 2', 'field equations, solution', 'perturbation theory', 'quantization, constraint', 'Hamiltonian formalism'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9611028'] | ['String-inspired 1+1-dimensional gravity is coupled to Yang-Mills fields in the Cangemi-Jackiw gauge-theoretical formulation, based on the extended Poincaré group. A family of couplings, which involves metrics obtainable from the physical metric with a conformal rescaling, is considered, and the resulting family of mo... | ['1996-11-06'] |
12,637 | ['eng'] | ["D'Alwis, S P"] | ['Anomaly cancellation in M-theory'] | ['Particle Physics - Theory'] | ['field theory, M-theory', 'anomaly, gravitation', 'gauge field theory, anomaly', 'boundary condition', 'membrane model, p-brane', 'flux, quantization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609211'] | ['We show the complete cancellation of gauge and gravitational anomalies in the M-theory of Horava and Witten using their boundary contribution, and a term coming from the existence of two and five-branes. A factor of three discrepancy noted in an earlier work is resolved. We end with a comment on flux quantization.'] | ['1996-09-27'] |
12,638 | ['eng'] | ['Grosse, Harald', 'Langmann, E', 'Raschhofer, E'] | ['The Luttinger-Schwinger Model'] | ['Particle Physics - Theory'] | ['gauge field theory, U(1)', 'fermion', 'dimension, 2', 'four-fermion interaction', 'dependence, gauge', 'quantization', 'Hamiltonian formalism', 'phase space', 'n-point function', 'bosonization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609206'] | ['We study the Luttinger-Schwinger model, i.e. the (1+1) dimensional model of massless Dirac fermions with a non-local 4-point interaction coupled to a U(1)-gauge field. The complete solution of the model is found using the boson-fermion correspondence, and the formalism for calculating all gauge invariant Green functi... | ['1996-09-27'] |
12,639 | ['eng'] | ['Baulieu, L', 'Ohta, N'] | ['Worldsheets with Extended Supersymmetry'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 2', 'invariance, conformal', 'differential forms, Beltrami', 'invariance, Becchi-Rouet-Stora', 'anomaly', 'Riemann surfaces', 'string model'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609207'] | ["We determine the equations which govern the gauge symmetries of worldsheets with local supersymmetry of arbitrary rank $(N,N')$, and their possible anomalies. Both classical and ghost conformally invariant multiplets of the left or right sector are assembled into the components of a single $O(N)$-superfield. The comp... | ['1996-09-27'] |
12,640 | ['eng'] | ['Gadiyar, G H'] | ['Unique Deformation of Local Quantum Field Theory Resulting in Divergence-free Amplitudes'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'field theory, deformation', 'path integral, Euclidean'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609208'] | ['An essentially unique deformation of the product of quantum fields at the same spacetime point is obtained. It is proposed to replace local quantum field theory with another structure which uses a *-product. The resulting theory contains a fundamental length and is free from divergences. This provides the third defor... | ['1996-09-27'] |
12,641 | ['eng'] | ['Antoniadis, Ignatios', 'Quirós, M'] | ['Large radii and string unification'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'supersymmetry, spontaneously broken', 'approximation, strong coupling', 'field theory, M-theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609209'] | ['We study strong coupling effects in four-dimensional heterotic string models where supersymmetry is spontaneously broken with large internal dimensions, consistently with perturbative unification of gauge couplings. These effects give rise to thresholds associated to the dual theories: type I superstring or M-theory.... | ['1996-09-27'] |
12,642 | ['eng'] | ['Fukuma, M', 'Yahikozawa, S'] | ['Nonperturbative Effects in Noncritical Strings with Soliton Backgrounds'] | ['Particle Physics - Theory'] | ['string model', 'field theory, soliton', 'background field', 'Dyson-Schwinger equation, solution', 'effective action', 'perturbation theory, higher-order', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609210'] | ['We explicitly construct soliton operators in $D<2$ (or $c<1$) string theory, and show that the Schwinger-Dyson equations allow solutions with these solitons as backgrounds. The dominant contributions from 1-soliton background are explicitly evaluated in the weak coupling limit, and shown to agree with the nonperturba... | ['1996-09-27'] |
12,643 | ['eng'] | ['Tseytlin, Arkady A'] | ['No-force condition and BPS combinations of p-branes in 11 and 10 dimensions'] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'dimension, 10', 'dimension, 11', 'field equations, soliton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609212'] | ["The condition of vanishing of static force on a q-brane probe in the gravitational background produced by another p-brane is used to give a simple derivation of the pair-wise intersection rules which govern the construction of BPS combinations of branes. These rules, while implied also by supersymmetry considerations... | ['1996-09-27'] |
12,644 | ['eng'] | ['Kaplan, D M', 'Lowe, D A', 'Maldacena, J M', 'Strominger, A'] | ['Microscopic Entropy of N=2 Extremal Black Holes'] | ['Particle Physics - Theory'] | ['black hole, entropy', 'string model', 'spontaneous compactification', 'supersymmetry', 'charge, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609204'] | ['String theory is used to compute the microscopic entropy for several examples of black holes in compactifications with $N=2$ supersymmetry. Agreement with the Bekenstein-Hawking entropy and the moduli-independent $N=2$ area formula is found in all cases.'] | ['1996-09-26'] |
12,645 | ['eng'] | ['Volkov, M S'] | ['Sphaleron on $S^{3}$'] | ['Particle Physics - Theory'] | ['talk', 'field equations, sphaleron', 'gauge field theory, SU(2)', 'sphaleron, transition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609200'] | ['An exactly solvable sphaleron model in $3+1$ spacetime dimensions is described'] | ['1996-09-26'] |
12,646 | ['eng'] | ['Horváth, Z', 'Karp, R L', 'Palla, L'] | ['On quantum equivalence of dual $\\sigma$ models'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'dimension, 2', 'symmetry, SL(3)', 'duality, transformation', 'field theory, deformation', 'perturbation theory, higher-order', 'higher-order, 2', 'renormalization group, beta function'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609198'] | ['The equivalence of several $SL(3)$ sigma models and their special Abelian duals is investigated in the two loop order of perturbation theory. The investigation is based on extracting and comparing various $\\beta$ functions of the original and dual models. The role of the discrete global symmetries is emphasized.'] | ['1996-09-26'] |
12,647 | ['eng'] | ['Dittrich, W', 'Gies, H'] | ['Flavor Condensate and Vacuum (In-)Stability in $QED_(2+1)$'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion, flavor', 'dimension, 3', 'fermion, condensation', 'symmetry, dynamically broken', 'tensor, energy-momentum', 'effective action', 'energy, ground state'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609197'] | ['In this letter we study (2+1)-dimensional QED. The first part contains the computation of the flavor symmetry-breaking condensate and its relation to the trace of the energy-momentum tensor, while the second part is concerned with the computation of the effective action allowing for non-constant static external magne... | ['1996-09-26'] |
12,648 | ['eng'] | ['Grigore, D R'] | ['Trivial Second-Order Lagrangians in Classial Field Theory'] | ['Particle Physics - Theory'] | ['field theory, classical', 'field theory, action', 'fibre bundle'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609199'] | ['Trivial second-order Lagrangians are studied and a complete description of the dependence on the second-order derivatives is given. This extends previous work of Olver and others. In particular, this description involves some polynomial expressions called hyper-Jacobians. There exists some linear dependencies between... | ['1996-09-26'] |
12,649 | ['eng'] | ['Volkov, M S'] | ['Negative modes around Einstein-Yang-Mills sphalerons and black holes'] | ['Particle Physics - Theory'] | ['talk, Dubna 1994/10/04', 'gauge field theory, SU(2)', 'Einstein equation', 'field equations, sphaleron', 'black hole', 'perturbation', 'effective potential', 'bound state, wave function', 'bound state, energy', 'Schroedinger equation', 'gauge field theory, SU(2) x U(1)', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609201'] | ['The dynamics of small perturbations around sphaleron and black hole solutions in the Einstein-Yang-Mills theory for the gauge group $SU(2)$ is investigated. The perturbations can be split into the two independent sectors in accordance with their parity; each sector contains negative modes. The even-parity negative mo... | ['1996-09-26'] |
12,650 | ['eng'] | ['Le Guillou, J C', 'Moreno, E F', 'Núñez, C', 'Schaposnik, F A'] | ['Non Abelian Bosonization in Two and Three Dimensions'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'fermion', 'path integral', 'dimension, 3', 'dimension, 2', 'Wess-Zumino-Witten model', 'bosonization', 'current algebra', 'operator, determinant'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609202'] | ['We discuss non-Abelian bosonization of two and three dimensional fermions using a path-integral framework in which the bosonic action follows from the evaluation of the fermion determinant for the Dirac operator in the presence of a vector field. This naturally leads to the Wess-Zumino-Witten action for massless two-... | ['1996-09-26'] |
12,651 | ['eng'] | ['Rausch de Traubenberg, M'] | ['Non-Trivial Extensions of the $3D-$Poincaré Algebra and Fractional Supersymmetry for Anyons'] | ['Particle Physics - Theory'] | ['algebra, Poincare', 'dimension, 3', 'algebra, representation', 'supersymmetry, fractional', 'postulated particle, anyon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609203'] | ['Non-trivial extensions of the three dimensional Poincaré algebra, beyond the supersymmetric one, are explicitly constructed. These algebraic structures are the natural three dimensional generalizations of fractional supersymmetry of order $F$ already considered in one and two dimensions. The representations of these ... | ['1996-09-26'] |
12,652 | ['eng'] | ['Cattaneo, A S'] | ['Abelian BF Theories and Knot Invariants'] | ['Particle Physics - Theory'] | ['gauge field theory, tensor', 'field theory, BF', 'quantization, Batalin-Vilkovisky', 'loop space', 'perturbation theory, higher-order', 'higher-order, 2', 'knot theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609205'] | ['In the context of the Batalin-Vilkovisky formalism, a new observable for the Abelian BF theory is proposed whose vacuum expectation value is related to the Alexander-Conway polynomial. The three-dimensional case is analyzed explicitly, and it is proved to be anomaly free. Moreover, at the second order in perturbation... | ['1996-09-26'] |
12,653 | ['eng'] | ['Dittrich, W', 'Gies, H'] | ['Analytical results for the confinement mechanism in $QCD_3$'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'fermion, heavy', 'dimension, 3', 'path integral', 'flux, confinement', 'short-distance behavior', 'potential'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609189'] | ['We present analytical methods for investigating the interaction of two heavy quarks in QCD_3 using the effective action approach. Our findings result in explicit expressions for the static potentials in QCD_3 for long and short distances. With regard to confinement, our conclusion reflects many features found in the ... | ['1996-09-25'] |
12,654 | ['eng'] | ['Matsuda, S', 'Ishimoto, Y'] | ['Feigin-Fuchs Representations for Nonequivalent Algebras of N=4 Superconformal Symmetry'] | ['Particle Physics - Theory'] | ['algebra, conformal', 'algebra, representation', 'operator product expansion', 'transformation, gauge', 'algebra, Kac-Moody'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609184'] | ['The $N=4$ SU(2)$_k$ superconformal algebra has the global automorphism of SO(4) $\\approx$ SU(2)$\\times$SU(2) with the {\\it left} factor as the Kac-Moody gauge symmetry. As a consequence, an infinite set of independent algebras labeled by $\\rho$ corresponding to the conjugate classes of the {\\it outer} automorphi... | ['1996-09-25'] |
12,655 | ['eng'] | ['Bassetto, A', 'Nardelli, G'] | ['1+1 Dimensional Yang-Mills Theories in Light-Cone Gauge'] | ['Particle Physics - Theory'] | ['talk, Telluride 1996/08/05', 'gauge field theory, SU(N)', 'dimension, 2', 'light cone gauge', 'propagator', 'Wilson loop', 'perturbation theory, higher-order', 'regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609185'] | ['In 1+1 dimensions two different formulations exist of SU(N) Yang Mills theories in light-cone gauge; only one of them gives results which comply with the ones obtained in Feynman gauge. Moreover the theory, when considered in 1+(D-1) dimensions, looks discontinuous in the limit D=2. All those features are proven in W... | ['1996-09-25'] |
12,656 | ['eng'] | ['Miyazaki, T'] | ['Strings and p-branes with or without spin degrees of freedom and q-form fields'] | ['Particle Physics - Theory'] | ['string model', 'membrane model, p-brane', 'differential forms', 'field theory, tensor', 'quantum space'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609186'] | ['A general action is proposed for the fields of $q$-dimensional differential form over the compact Riemannian manifold of arbitrary dimensions. Mathematical tools come from the well-known de Rham-Kodaira decomposing theorem on the harmonic integral. We have a field-theoretic action suitable for strings and $p$-branes ... | ['1996-09-25'] |
12,657 | ['eng'] | ['Nojiri, M', 'Matsunaga, T', 'Miyazaki, T', 'Ohzeki, C', 'Yamanobe, M'] | ['Schrödinger equations in constrained space with several initial constraints'] | ['Particle Physics - Theory'] | ['space-time', 'quantization, constraint', 'Hamiltonian formalism', 'Schroedinger equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609187'] | ['A general system constrained with {\\it several} initial constraint conditions is quantized based on the Dirac formalism and the Schrödinger equation for this system is obtained. These constraint conditions are now allowed to depend not only on the coordinates but also on the velocities. It is shown that the hermitic... | ['1996-09-25'] |
12,658 | ['eng'] | ['Dick, R'] | ['The dilaton as a candidate for dark matter'] | ['Particle Physics - Theory'] | ['talk, Heidelberg 1996/09/16', 'astrophysics, missing-mass', 'postulated particle, dilaton', 'postulated particle, axion', 'mass, dilaton', 'mass, axion', 'gauge field theory, instanton'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609190'] | ['We examine consequences of the stabilization of the dilaton through the axion. An estimate of the resulting dilaton potential yields a relation between the axion parameter $m_a f_{PQ}$ and the average instanton radius, and predicts the ratio between the dilaton mass $m_\\phi$ and the axion mass $m_a$. If we identify ... | ['1996-09-25'] |
12,659 | ['eng'] | ['Ivanov, E', 'Krivonos, S'] | ['New Integrable Extensions of N=2 KdV and Boussinesq Hierarchies'] | ['Particle Physics - Theory'] | ['differential equations, hierarchy', 'Korteweg-de Vries equation', 'Boussinesq equation', 'integrability', 'supersymmetry', 'operator, Lax'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609191'] | ['We construct a new variety of $N=2$ supersymmetric integrable systems by junction of pseudo-differential superspace Lax operators for $a=4$, $N=2$ KdV and multi-dimensional $N=2$ NLS hierarchies. As an important particular case, we obtain Lax operator for $N=4$ super KdV system. A similar extension of one of $N=2$ su... | ['1996-09-25'] |
12,660 | ['eng'] | ['Brandt, F'] | ['Local BRST cohomology in minimal D=4, N=1 supergravity'] | ['Particle Physics - Theory'] | ['supergravity', 'transformation, Becchi-Rouet-Stora', 'cohomology', 'operator, algebra', 'field theory, action', 'invariance, gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609192'] | ['The local BRST cohomology of D=4, N=1 minimal supergravity is analyzed for all ghost numbers, both for old and new minimal supergravity and with coupling to Yang--Mills gauge multiplets (the inclusion of matter multiplets is briefly discussed too). This covers the determination of all gauge invariant local actions fo... | ['1996-09-25'] |
12,661 | ['eng'] | ['Falomir, H A', 'Saraví, R E G', 'Santangelo, E M'] | ['Dirac Operator on a disk with global boundary conditions'] | ['Particle Physics - Theory'] | ['operator, Dirac', 'space-time', 'boundary condition', 'gauge field theory, U(1)', 'index theorem', 'zero mode'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609194'] | ['We compute the functional determinant for a Dirac operator in the presence of an Abelian gauge field on a bidimensional disk, under global boundary conditions of the type introduced by Atiyah-Patodi-Singer. We also discuss the connection between our result and the index theorem. We compute the functional determinant ... | ['1996-09-25'] |
12,662 | ['eng'] | ['Carlson, C E', 'Molina-Paris, C', 'Pérez-Mercader, J', 'Visser, M', 'Carlson, C E'] | ["Schwinger's Dynamical Casimir Effect"] | ['Particle Physics - Theory'] | ['effect, Casimir', 'energy, density', 'symmetry, rotational', 'partial wave analysis'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609195'] | ["Schwinger's Dynamical Casimir Effect is one of several candidate explanations for sonoluminescence. Recently, several papers have claimed that Schwinger's estimate of the Casimir energy involved is grossly inaccurate. In this letter, we show that these calculations omit the crucial volume term. When the missing term ... | ['1996-09-25'] |
12,663 | ['eng'] | ['Pawelczyk, J'] | ['Rigid string instantons are pseudo-holomorphic curves'] | ['Particle Physics - Theory'] | ['string model', 'twistor', 'field theory, instanton', 'moduli space', 'geometry, algebra', 'topology', 'gauge field theory'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609196'] | ['We show how to find explicit expressions for rigid string instantons for general 4-manifold $M$. It appears that they are pseudo-holomorphic curves in the twistor space of $M$. We present explicit formulae for $M=R^4, S^4$. We discuss their properties and speculate on relations to topology of 4-manifolds and the theo... | ['1996-09-25'] |
12,664 | ['eng'] | ['Sen, A'] | ['Unification of String Dualities'] | ['Particle Physics - Theory'] | ['talk, La Londe les Maures 1996/08/31', 'string model', 'supersymmetry', 'spontaneous compactification', 'field theory, M-theory', 'field theory, F-theory', 'duality', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609176'] | ["We argue that all conjectured dualities involving various string, M- and F- theory compactifications can be `derived' from the conjectured duality between type I and SO(32) heterotic string theory, T-dualities, and the definition of M- and F- theories. (Based on a talk given at the conference on `Advanced Quantum Fie... | ['1996-09-30'] |
12,665 | ['eng'] | ['Esposito, G', 'Kamenshchik, A Yu', 'Miele, G'] | ['Unified Gauge Models and One-Loop Quantum Cosmology'] | ['Particle Physics - Theory'] | ['quantum cosmology, wave function', 'space-time, de Sitter', 'gauge field theory', 'grand unified theory', 'field theory, inflaton', 'field theory, matter', 'supersymmetry', 'perturbation theory, higher-order'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609178'] | ['This paper studies the normalizability criterion for the one-loop wave function of the universe in a de Sitter background, when various unified gauge models are considered. It turns out that, in the absence of interaction between inflaton field and other matter fields, the supersymmetric version of such unified model... | ['1996-09-30'] |
12,666 | ['eng'] | ['Ghaboussi, F'] | ['Quantum Cohomology And All That'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'Chern-Simons term', 'field theory, topological', 'supersymmetry', 'symmetry, mirror', 'operator, algebra', 'cohomology', 'Hall effect'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609179'] | ['We found a quantum cohomology/homology of quantum Hall effect which arises as the invariant property of the Chern-Simons theory of quantum Hall effect and showed that it should be equivalent to the quantum cohomology which arose as the invariant property of topological sigma models. This isomorphism should be related... | ['1996-09-30'] |
12,667 | ['eng'] | ['Kleihaus, B', 'Kunz, J'] | ['Axially Symmetric Multisphalerons in Yang-Mills-Dilaton Theory'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(2)', 'field theory, dilaton', 'field equations, sphaleron', 'symmetry, axial', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609180'] | ['We construct sequences of axially symmetric multisphaleron solutions in SU(2) Yang-Mills-dilaton theory. The sequences are labelled by a winding number $n>1$. For $n=1$ the known sequence of spherically symmetric sphaleron solutions is obtained. The solutions within each sequence are labelled by the number of nodes $... | ['1996-09-30'] |
12,668 | ['eng'] | ['Costa, M S'] | ['Composite M-branes'] | ['Particle Physics - Theory'] | ['supergravity', 'dimension, 11', 'field equations, solution', 'membrane model, p-brane', 'model, composite', 'Kaluza-Klein model, monopole', 'black hole, dyon'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609181'] | [] | ['1996-09-30'] |
12,669 | ['eng'] | ['Delduc, F', 'Gieres, François', 'Gourmelen, S'] | ['d=2, N=2 Superconformal Symmetries and Models'] | ['Particle Physics - Theory'] | ['field theory, conformal', 'dimension, 2', 'supersymmetry', 'Riemann surfaces, higher-order', 'differential forms, Beltrami', 'field theory, action', 'anomaly', 'Ward identity', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609182'] | ['We discuss the following aspects of two-dimensional N=2 supersymmetric theories defined on compact super Riemann surfaces: parametrization of (2,0) and (2,2) superconformal structures in terms of Beltrami coefficients and formulation of superconformal models on such surfaces (invariant actions, anomalies and compensa... | ['1996-09-30'] |
12,670 | ['eng'] | ['Evans, N', 'Schmaltz, M'] | ['A Diagrammatic Analysis of Duality in Supersymmetric Gauge Theories'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)**M', 'supersymmetry', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609183'] | ['We introduce a diagrammatic notation for supersymmetric gauge theories. The notation is a tool for exploring duality and helps to present the field content of more complicated models in a simple visual way. We introduce the notation with a few examples from the literature. The power of the formalism allows us to stud... | ['1996-09-30'] |
12,671 | ['eng'] | ['Vautherin, D', 'Matsui, T'] | ['Boost invariant quantum evolution of a meson field at large proper times'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'Hamiltonian formalism', 'Schroedinger equation, solution', 'asymptotic behavior'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609188'] | ['We construct asymptotic solutions of the functional Schroedinger equation for a scalar field in the Gaussian approximation at large proper time. These solutions describe the late proper time stages of the expansion of a meson gas with boost invariant boundary conditions. The relevance of these solutions for the forma... | ['1996-09-25'] |
12,672 | ['eng'] | ['Ishibashi, N'] | ['Particle-Particle-String Vertex'] | ['Particle Physics - Theory'] | ['talk, Kashikojima 1996/08/19', 'particle, relativistic', 'string model', 'invariance, Becchi-Rouet-Stora'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609173'] | ['We study a theory of particles interacting with strings. Considering such a theory for Type IIA superstring will give some clue about M-theory. As a first step toward such a theory, we construct the particle-particle-string interaction vertex generalizing the D-particle boundary state.'] | ['1996-09-23'] |
12,673 | ['eng'] | ['Saltsidis, P'] | ['The Mass Spectrum of the 2-dimensional Conformal String'] | ['Particle Physics - Theory'] | ['string model', 'field theory, conformal', 'dimension, 2', 'quantization', 'Hamiltonian formalism', 'transformation, Becchi-Rouet-Stora', 'phase space', 'mass spectrum'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609169'] | ['We present the mass spectrum of the tensionless string in 2 dimensions where it has been found that the space time conformal symmetry survives quantization. A BRST treatment of the physical states reveals that the string collapses into a massless particle, a result which agrees with the classical treatment.'] | ['1996-09-23'] |
12,674 | ['eng'] | ['Bödeker, Dietrich'] | ['Classical Real Time Correlation Functions And Quantum Corrections at Finite Temperature'] | ['Particle Physics - Theory'] | ['field theory, scalar', 'finite temperature', 'correlation function', 'Hamiltonian formalism', 'approximation, quasiclassical'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609170'] | ['We consider quantum corrections to classical real time correlation functions at finite temperature. We derive a semi-classical expansion in powers of give explicit expressions up to order $\\hbar^2$. We restrict ourselves to a scalar theory. This method, if extended to gauge theories, might be used to compute quantum... | ['1996-09-23'] |
12,675 | ['eng'] | ['Kopeliovich, V B'] | ['On the quantization of SU(3)-skyrmions'] | ['Particle Physics - Theory'] | ['Skyrme model', 'symmetry, SU(3)', 'field theory, collective', 'field theory, soliton', 'quantization', 'particle, multiplet'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609168'] | ['The quantization condition derived previously for SU(2) solitons quantized with SU(3)-collective coordinates is generalized for SU(3) skyrmions with strangeness content different from zero. Quantization of the dipole-type configuration with large strangeness content found recently is considered as an example.'] | ['1996-09-23'] |
12,676 | ['eng'] | ['Blumenhagen, R', 'Schimmrigk, R', 'Wißkirchen, A'] | ['0,2 Mirror Symmetry'] | ['Particle Physics - Theory'] | ['field theory, Calabi-Yau', 'Landau-Ginzburg model', 'integrability', 'geometry, algebra', 'symmetry, mirror', 'group theory, representation', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609167'] | ['We generalize the previously established (0,2) triality of exactly solvable models, Landau-Ginzburg theories and Calabi-Yau manifolds to a number of different classes of (0,2) compactifications derived from (2,2) vacua. For the resulting models we show that the known (2,2) mirror constructions induce mirror symmetry ... | ['1996-09-23'] |
12,677 | ['eng'] | ['Barbashov, B M'] | ['Integrals of periodic motion and periodic solutions for classical equations of relativistic string with masses at ends; 1, Integrals of periodic motion'] | ['Particle Physics - Theory'] | ['string model, relativistic', 'field equations, solution', 'boundary condition', 'integrability', 'mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609171'] | ['Boundary equations for the relativistic string with masses at ends are formulated in terms of geometrical invariants of world trajectories of masses at the string ends. In the three--dimensional Minkowski space $E^1_2$, there are two invariants of that sort, the curvature $K$ and torsion $\\kappa$. Curvatures of traj... | ['1996-09-23'] |
12,678 | ['eng'] | ['Rodríguez-Romo, S'] | ['New stochastic approach to the renormalization of the supersymmetric $\\phi^4$ with ultrametric'] | ['Particle Physics - Theory'] | ['phi**n model, 4', 'supersymmetry', 'lattice field theory', 'renormalization group', 'mathematical methods, stochastic'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609172'] | ['We present a new real space renormalization-group map, on the space of probabilities, to study the renormalization of the SUSY \\phi^4. In our approach we use the random walk representation on a lattice labeled by an ultrametric space. Our method can be extended to any \\phi^n. New stochastic meaning is given to the ... | ['1996-09-23'] |
12,679 | ['eng'] | ['Akemann, G', 'Damgaard, P H', 'Magnea, U', 'Nishigaki, S M'] | ['Universality of random matrices in the microscopic limit and the Dirac operator spectrum'] | ['Particle Physics - Theory'] | ['matrix model, random', 'operator, Dirac', 'partition function', 'correlation function', 'universality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609174'] | ['We prove the universality of correlation functions of chiral unitary and unitary ensembles of random matrices in the microscopic limit. The essence of the proof consists in reducing the three-term recursion relation for the relevant orthogonal polynomials into a Bessel equation governing the local asymptotics around ... | ['1996-09-23'] |
12,680 | ['eng'] | ['Noguchi, M'] | ['Mirror Symmetry of Calabi-Yau Manifolds and Flat Coordinates'] | ['Particle Physics - Theory'] | ['field theory, Calabi-Yau', 'symmetry, mirror', 'geometry, algebra', 'differential geometry'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609163'] | ['We study mirror symmetry of Calabi-Yau manifolds within the framework of the Gauss-Manin system. Applying the flat coordinates to the Gauss-Manin system for the periods, we derive differential equations for the mirror map in addition to the ordinary Picard-Fuchs equations for the periods. These equations are obtained... | ['1996-09-20'] |
12,681 | ['eng'] | ['Gracey, J A'] | ['Renormalization group functions of QCD in large $N_f$'] | ['Particle Physics - Theory'] | ['talk, Dubna 1996/08/26', 'gauge field theory, Yang-Mills', 'fermion, flavor', 'critical phenomena', 'perturbation theory, higher-order', 'renormalization group, beta function', 'expansion 1/N'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609164'] | ['We review the application of the critical point large N_f self-consistency method to QCD. In particular we derive the O(1/N_f) d-dimensional critical exponents whose epsilon-expansion determines the perturbative coefficients in MSbar of the field dimensions, beta-function and various twist-2 operators which occur in ... | ['1996-09-20'] |
12,682 | ['eng'] | ['Lunev, F A'] | ['Pure bosonic worldline path integral representation for fermionic determinants, non-Abelian Stokes theorem, and quasiclassical approximation in QCD'] | ['Particle Physics - Theory'] | ['gauge field theory, SU(N)', 'fermion, determinant', 'field theory, Euclidean', 'path integral', 'approximation, quasiclassical', 'bibliography'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609166'] | ['Simple bosonic path integral representation for path ordered exponent is derived. This representation is used, at first, to obtain new variant of non-Abelian Stokes theorem. Then new pure bosonic worldline path integral representations for fermionic determinant and Green functions are presented. Finally, applying sta... | ['1996-09-20'] |
12,683 | ['eng'] | ['Allen, T W', 'Burden, C J', 'Allen, T W', 'Burden, C J'] | ['Vector Positronium States in $QED-{3}$'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'dimension, 3', 'Bethe-Salpeter equation, solution', 'Dyson-Schwinger equation', 'ladder approximation', 'positronium, bound state', 'bound state, vector', 'bound state, mass', 'approximation, nonrelativistic', 'fermion, propagator', 'fermion, mass', 'numerical calculations'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609150'] | ['The homogeneous Bethe-Salpeter equation is solved in the quenched ladder approximation for the vector positronium states of 4-component quantum electrodynamics in 2 space and 1 time dimensions. Fermion propagator input is from a Rainbow approximation Dyson-Schwinger solution, with a broad range of fermion masses cons... | ['1996-09-19'] |
12,684 | ['eng'] | ['Arakane, Y', 'Kunitomo, H', 'Itoyama, H', 'Kunitomo, H', 'Tokura, A'] | ["Infinity Cancellation, Type I' Compactification and String S-Matrix Functional"] | ['Particle Physics - Theory'] | ['membrane model, p-brane', 'spontaneous compactification', 'symmetry, SO(32)', 'scattering amplitude, higher-order', 'regularization'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609151'] | ["Nonvanishing tadpoles and possible infinities associated in the multiparticle amplitudes are discussed with regard to the disk and $RP^{2}$ diagrams of the Type I' compactification. We find that the infinity cancellation of $SO(32)$ type $I$ theory extends to this case as well despite the presence of tadpoles localiz... | ['1996-09-19'] |
12,685 | ['eng'] | ['Sen-Gupta, G'] | ['S-Duality and Exact Type IIB Superstring Backgrounds'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'background field', 'duality, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609152'] | ["A geometrical approach in the non-symmetric connection framework is employed to examine the issue of higher order $\\alpha'$ corrections to D=10 type IIB superstring backgrounds with a covariantly constant null Killing isometry and non-zero Ramond-Ramond field content. These describe generalized supersymmetric string... | ['1996-09-19'] |
12,686 | ['eng'] | ['Felder, G'] | ['The KZB equations on Riemann surfaces'] | ['Particle Physics - Theory'] | ['lectures, Les Houches 1995', 'field theory, conformal', 'dimension, 2', 'Wess-Zumino-Witten model', 'Riemann surfaces', 'moduli space', 'algebra, Lie', 'algebra, affine', 'fibre bundle', 'Knizhnik-Zamolodchikov equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609153'] | ["In this paper, based on the author's lectures at the 1995 les Houches Summer school, explicit expressions for the Friedan--Shenker connection on the vector bundle of WZW conformal blocks on the moduli space of curves with tangent vectors at $n$ marked points are given. The covariant derivatives are expressed in terms... | ['1996-09-19'] |
12,687 | ['eng'] | ['Adam, C'] | ['Decay widths in the massive Schwinger model'] | ['Particle Physics - Theory'] | ['Schwinger model, massive', 'mass, perturbation theory', 'bound state, ((n)boson)', 'bound state, decay', 'bound state, width'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609154'] | ['By a closer inspection of the massive Schwinger model within mass perturbation theory we find that, in addition to the $n$-boson bound states, a further type of hybrid bound states has to be included into the model. Further we explicitly compute the decay widths of the three-boson bound state and of the lightest hybr... | ['1996-09-19'] |
12,688 | ['eng'] | ['Adam, C'] | ['Charge screening and confinement in the massive Schwinger model'] | ['Particle Physics - Theory'] | ['Schwinger model, massive', 'charge, screening', 'charge, confinement', 'Wilson loop', 'path integral, Euclidean', 'mass, perturbation theory', 'string tension'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609155'] | ['Within the framework of Euclidean path integral and mass perturbation theory we compute the Wilson loop of widely separated external charges for the massive Schwinger model. From this result we show for arbitrary order mass perturbation theory that integer external charges are completely screened, whereas for noninte... | ['1996-09-19'] |
12,689 | ['eng'] | ['De Souza-Dutra, A'] | ['Strong-Weak Coupling Duality in Quantum Mechanics'] | ['Particle Physics - Theory'] | ['quantum mechanics', 'approximation, strong coupling', 'approximation, weak coupling', 'duality', 'Schroedinger equation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609156'] | ['We present a strong-weak coupling duality for quantum mechanical potentials. Similarly to what happens in quantum field theory, it relates two problems with inverse couplings, leading to a mapping of the strong coupling regime into the weak one, giving information from the nonperturbative region of the parameters spa... | ['1996-09-19'] |
12,690 | ['eng'] | ['Alishahiha, M'] | ['On the Picard-Fuchs equations of the SW models'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'group theory, Lie', 'differential equations', 'analytic properties', 'duality'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609157'] | ['We obtain the closed form of the Picard-Fuchs equations for $N=2$ supersymmetric Yang-Mills theories with classical Lie gauge groups. For a gauge group of rank $r$, there are $r-1$ regular and an exceptional differential equations. We describe the series solutions of the Picard-Fuchs equations in the semi-classical r... | ['1996-09-19'] |
12,691 | ['eng'] | ['Jacquot, J L'] | ['Continuous non-perturbative regularization of QED'] | ['Particle Physics - Theory'] | ['quantum electrodynamics', 'fermion', 'path integral', 'regularization, nonperturbative', 'Dyson-Schwinger equation', 'Ward identity', 'n-point function', 'mass'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609158'] | ["We regularize in a continuous manner the path integral of QED by construction of a non-local version of its action by means of a regularized form of Dirac's the gauge group, this regularization scheme is intrinsically non-perturbative. Despite the fact that the non-local action converges asymptotically to the local o... | ['1996-09-19'] |
12,692 | ['eng'] | ['Witten, Edward'] | ['Physical Interpretation Of Certain Strong Coupling Singularities'] | ['Particle Physics - Theory'] | ['string model, heterotic', 'gauge field theory, E(8) x E(8)', 'approximation, strong coupling', 'dimension, 10', 'spontaneous compactification', 'dimension, 6', 'field theory, instanton', 'boundary condition'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609159'] | ['We interpret certain strong coupling singularities of the $E_8\\times E_8$ heterotic string on K3 in terms of exotic six-dimensional theories in which $E_8$ is a gauge symmetry. These theories are closely related to theories obtained at small instanton singularities, which have $E_8$ as a global symmetry. We interpre... | ['1996-09-19'] |
12,693 | ['eng'] | ['McCoy, B M'] | ['Modern Metaphysics'] | ['Particle Physics - Theory'] | ['particle physics, history', 'astrophysics, history', 'gravitation', 'mathematical methods'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609160'] | ["Metaphysics is the science of being and asks the question ``What really exists?'' The answer to this question has been sought for by mankind since the beginning of recorded time. In the past 2500 years there have been many answers to this question and these answers dominate our view of how physics is done. Examples o... | ['1996-09-19'] |
12,694 | ['eng'] | ['Seiberg, N'] | ['Non-trivial Fixed Points of The Renormalization Group in Six Dimensions'] | ['Particle Physics - Theory'] | ['supersymmetry', 'dimension, 6', 'renormalization group, transformation'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609161'] | ['We start a systematic analysis of supersymmetric field theories in six dimensions. We find necessary conditions for the existence of non-trivial interacting fixed points. String theory provides us with examples of such theories. We conjecture that there are many other examples. We start a systematic analysis of super... | ['1996-09-19'] |
12,695 | ['eng'] | ['Chapline, G'] | ['The Monster Sporadic Group and a Theory Underlying Superstring Models'] | ['Particle Physics - Theory'] | ['string model', 'supersymmetry', 'spontaneous compactification', 'duality, transformation', 'phase space', 'group theory, finite'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609162'] | ['The pattern of duality symmetries acting on the states of compactified superstring models reinforces an earlier suggestion that the Monster sporadic group is a hidden symmetry for superstring models. This in turn points to a supersymmetric theory of self-dual and anti-self-dual K3 manifolds joined by Dirac strings an... | ['1996-09-19'] |
12,696 | ['eng'] | ['Dvoeglazov, V V'] | ['Comment on "Describing Weyl Neutrinos by a Set of Maxwell-like Equations" by S Bruce'] | ['Particle Physics - Theory'] | ['neutrino, Weyl', 'Maxwell equation', 'spinor'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609143'] | ['Results of the work of S. Bruce [{\\it Nuovo Cimento} {\\bf 110}B (1995) 115] are compared with those of recent papers of D. V. Ahluwalia and myself, devoted to describing neutral particles of spin $j=1/2$ and $j=1$.'] | ['1996-09-18'] |
12,697 | ['eng'] | ['McCartor, G'] | ['Some Lessons from the Schwinger Model'] | ['Particle Physics - Theory'] | ['Schwinger model', 'dimension, 2', 'dependence, gauge', 'fermion, condensation', 'symmetry breaking, chiral', 'light cone gauge'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609140'] | ['I shall recall a number of solutions to the Schwinger model in different gauges, having different boundary conditions and using different quantization surfaces. I shall discuss various properties of these solutions emphasizing the degrees of freedom necessary to represent the solution, the way the operator products a... | ['1996-09-18'] |
12,698 | ['eng'] | ['Sonoda, H'] | ['Note on the Off-Shell Equivalence between the Linear and Non-Linear $\\sigma$ Models'] | ['Particle Physics - Theory'] | ['sigma model, nonlinear', 'sigma model, linear', 'symmetry, O(N)', 'perturbation theory, higher-order', 'renormalization group', 'S-matrix'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609132'] | ['As is well known, one can arrange the parameters of the O(N) non-linear sigma model to reproduce the low energy S-matrix elements of the renormalizable O(N) linear sigma model. In this note we provide details which are necessary in order to obtain the off-shell equivalence between the two theories.'] | ['1996-09-18'] |
12,699 | ['eng'] | ['Brandhuber, A', 'Stieberger, S'] | ['Periods, Coupling Constants and Modular Functions in N=2 SU(2) SYM with Massive Matter'] | ['Particle Physics - Theory'] | ['gauge field theory, Yang-Mills', 'supersymmetry', 'coupling, matter', 'field theory, massive', 'fermion, flavor', 'coupling constant', 'analytic properties'] | ['http://preprints.cern.ch/cgi-bin/setlink?base=preprint&categ=hep-th&id=9609130'] | ['We determine the mass dependence of the coupling constant for N=2 SYM with $N_f=1,2,3$ and $4$ flavours. All these cases can be unified in one analytic expression, given by a Schwarzian triangle function. Moreover we work out the connection to modular functions which enables us to give explicit formulas for the perio... | ['1996-09-18'] |
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