id large_stringlengths 9 16 | title large_stringlengths 1 382 | abstract large_stringlengths 3 6.09k | publish_date date32 | update_date date32 | categories large listlengths 1 13 | authors large_stringlengths 3 62.8k |
|---|---|---|---|---|---|---|
hep-th/9306012 | qQCD$_2$ and G/G model | The 2D lattice gauge theory with a quantum gauge group $SL_q(2)$ is
considered. When $q=e^{i\frac{2\pi}{k+2}}$, its weak coupling partition
function coincides with the one of the G/G coset model ({\em i.e.} equals the
Verlinde numbers). However, despite such a remarkable coincidence, these models
are not equivalent but... | 1993-06-02 | 2009-10-22 | [
"hep-th"
] | D.Boulatov |
hep-th/9306013 | Two Dimensional QCD coupled to Adjoint Matter and String Theory | We study $2d$ QCD coupled to fermions in the adjoint representation of the
gauge group $SU(N)$ at large $N$, and its relation to string theory. It is
shown that the model undergoes a deconfinement transition at a finite
temperature (analogous to the Hagedorn transition in string theory), with
certain winding modes in t... | 1993-06-02 | 2009-10-22 | [
"hep-th"
] | David Kutasov |
hep-th/9306002 | Boundary S-Matrix and Boundary State in Two-Dimensional Integrable
Quantum Field Theory | We study integrals of motion and factorizable S-matrices in two-dimensional
integrable field theory with boundary. We propose the ``boundary
cross-unitarity equation'' which is the boundary analog of the cross-symmetry
condition of the ``bulk'' S-matrix. We derive the boundary S-matrices for the
Ising field theory with... | 1993-06-02 | 2009-10-22 | [
"hep-th"
] | Subir Ghoshal and Alexander Zamolodchikov |
hep-th/9306011 | Sets and C^n; Quivers and A-D-E; Triality; Generalized Supersymmetry;
and D4-D5-E6 | The relation between Geisteswissenschaft and Naturwissenschaft has been
discussed by Munster in hep-th/9305104. The plan of this paper is to begin with
the empty set; use it to form sets and quivers (sets of points plus sets of
arrows between pairs of points); and then use them to make complex vector
spaces and to get ... | 1993-06-02 | 2007-05-23 | [
"hep-th"
] | F. D. T. Smith |
hep-th/9306010 | Heisenberg realization for U_q(sln) on the flag manifold | We give the Heisenberg realization for the quantum algebra $U_q(sl_n)$, which
is written by the $q$-difference operator on the flag manifold. We construct it
from the action of $U_q(sl_n)$ on the $q$-symmetric algebra $A_q(Mat_n)$ by the
Borel-Weil like approach. Our realization is applicable to the construction of
the... | 1993-06-02 | 2009-10-22 | [
"hep-th"
] | H. Awata, M. Noumi and S. Odake |
hep-th/9306015 | Ordinary and Dilatonic Domain Walls: Solutions and Induced Space-Times | Recent developments in unifying treatment of domain wall configurations and
their global space-time structure is presented. Domain walls between vacua of
non-equal cosmological constant fall in three classes depending on the value of
their energy density $\sigma$: (i) extreme walls with $\sigma=\sigma_{ext}$ are
planar... | 1993-06-02 | 2009-09-25 | [
"hep-th",
"gr-qc",
"hep-ph"
] | Mirjam Cvetic |
hep-th/9306014 | Large N QCD at High Energies as Two-Dimensional Field Theory | Different aspects of the Verlinde and Verlinde relation between high-energy
effective scattering in QCD and a two-dimensional sigma-model are discussed.
Starting from a lattice version of the truncated 4-dimensional Yang-Mills
action we derive an effective theory with non-trivial longitudinal dynamics
which has a form ... | 1993-06-01 | 2009-10-22 | [
"hep-th"
] | I.Ya. Aref'eva |
hep-th/9306005 | Yang-Baxter equation, symmetric functions and Grothendieck polynomials | New development of the theory of Grothendieck polynomials, based on an
exponential solution of the Yang-Baxter equation in the algebra of projectors
are given. | 1993-06-01 | 2008-02-03 | [
"hep-th",
"math.QA"
] | Sergey Fomin and Anatol N. Kirillov |
hep-th/9306003 | Weiss-approach to pair of coupled non-linear reaction-diffusion
equations | We consider a pair of coupled non-linear partial differential equations
describing a biochemical model system. The Weiss-algorithm for the Painle\'{e}
test, that has been succesfully used in mathematical physics for the
KdV-equation, Burgers equation, the sine-Gordon equation etc., is applied, and
we find that the syst... | 1993-06-01 | 2016-09-06 | [
"hep-th"
] | A.L. Larsen |
hep-th/9306001 | Mass Formulae of 4-Dimensional Dilaton Black Holes | Integral and differential mass formulae of 4-dimensional stationary and
axisymmetric Einstein-Maxwell-dilaton systems are derived. The total mass
(energy) of these systems are expressed in terms of other physical quantities
such as electric charge of the black hole suitably modified due to the
existence of the dilaton ... | 1993-06-01 | 2010-04-06 | [
"hep-th"
] | Tadashi Okai |
hep-th/9306007 | Transport Properties of Solitons | We calculate in this article the transport coefficients which characterize
the dynamics of solitons in quantum field theory using the methods of
dissipative quantum systems. We show how the damping and diffusion coefficients
of soliton-like excitations can be calculated using the integral functional
formalism. The mode... | 1993-06-01 | 2009-10-22 | [
"hep-th",
"cond-mat",
"nucl-th"
] | A.H.Castro Neto and A.O.Caldeira |
hep-th/9306006 | Non-abelian vortices and non-abelian statistics | We study the interactions of non-abelian vortices in two spatial dimensions.
These interactions have novel features, because the Aharonov-Bohm effect
enables a pair of vortices to exchange quantum numbers. The cross section for
vortex-vortex scattering is typically a multi-valued function of the scattering
angle. There... | 1993-06-01 | 2009-10-22 | [
"hep-th",
"cond-mat"
] | Hoi-Kwong Lo and John Preskill |
hep-th/9306009 | Generalized quantum dynamics | We propose a generalization of Heisenberg picture quantum mechanics in which
a Lagrangian and Hamiltonian dynamics is formulated directly for dynamical
systems on a manifold with non--commuting coordinates, which act as operators
on an underlying Hilbert space. This is accomplished by defining the Lagrangian
and Hamilt... | 1993-06-01 | 2010-11-01 | [
"hep-th"
] | Stephen L. Adler |
hep-th/9306004 | The statistics transmuting Chern-Simons field and the braid group on
Riemann surfaces of genus g>0 | We study bosons interacting with an abelian Chern-Simons field on Riemann
surfaces of genus $g>0$. It is shown that a singular gauge transformation
brings the hamiltonian to free form. The transformed wave functions furnish a
multi-component representation of the braid group studied by Imbo and
March-Russell. The const... | 1993-06-01 | 2015-06-26 | [
"hep-th"
] | Ansar Fayyazuddin |
hep-th/9306008 | Quantum Gauge Equivalence in QED | We discuss gauge transformations in QED coupled to a charged spinor field,
and examine whether we can gauge-transform the entire formulation of the theory
from one gauge to another, so that not only the gauge and spinor fields, but
also the forms of the operator-valued Hamiltonians are transformed. The
discussion inclu... | 1993-06-01 | 2010-11-01 | [
"hep-th"
] | K. Haller and E. Lim-Lombridas |
hep-th/9305186 | Gauge Independent Phase Structure of Gauged Nambu-Jona-Lasinio and
Yukawa Models | We investigate the critical behavior of the gauged NJL model (QED plus
4-fermion interaction) and the gauged Yukawa model by use of the inversion
method.
By calculating the gauge-invariant chiral condensate in the inversion method
to the lowest order, we derive the critical line which separates the
spontaneous chiral... | 1993-06-01 | 2015-06-26 | [
"hep-th",
"hep-lat"
] | K.-I. Kondo |
hep-th/9305183 | Finite-Dimensional Representations of the Quantum Superalgebra
U$_{q}$[gl(2/2)]: I. Typical representations at generic $q$ | In the present paper we construct all typical finite-dimensional
representations of the quantum Lie superalgebra $U_{q}[gl(2/2)]$ at generic
deformation parameter $q$. As in the non-deformed case the finite-dimensional
$U_{q}[gl(2/2)]$-module $W^{q}$ obtained is irreducible and can be decomposed
into finite-dimensional... | 1993-05-31 | 2009-10-22 | [
"hep-th",
"math.QA"
] | Nguyen Anh Ky |
hep-th/9305184 | Generalized Ray-Singer conjecture. I. A manifold with a smooth boundary | This paper is devoted to a proof of a generalized Ray-Singer conjecture for a
manifold with boundary (the Dirichlet and the Neumann boundary conditions are
independently given on each connected component of the boundary and the
transmission boundary condition is given on the interior boundary). The
Ray-Singer conjectur... | 1993-05-31 | 2008-02-03 | [
"hep-th",
"math.DG"
] | Simeon Vishik |
hep-th/9305181 | Antibrackets and localization of (path) integrals | The transparent way for the invariant (Hamiltonian) description of
equivariant localization of the integrals over phase space is proposed. It uses
the odd symplectic structure, constructed over tangent bundle of the phase
space and permits straightforward generalization for the path integrals.
Simultaneously the method... | 1993-05-31 | 2014-11-18 | [
"hep-th"
] | A. P. Nersessian |
hep-th/9305185 | Duality Symmetries of 4D Heterotic Strings | Target space duality (T duality), which interchanges Kaluza--Klein and
winding-mode excitations of the compactified heterotic string, is realized as a
symmetry of a world-sheet action. Axion-dilaton duality (S duality), a
conjectured nonperturbative SL(2,Z) symmetry of the same theory, plays an
analogous role for five-... | 1993-05-31 | 2009-09-15 | [
"hep-th"
] | John H. Schwarz and Ashoke Sen |
hep-th/9305182 | On Solvable Lattice Models and Knot Invariants | Recently, a class of solvable interaction round the face lattice models (IRF)
were constructed for an arbitrary rational conformal field theory (RCFT) and an
arbitrary field in it. The Boltzmann weights of the lattice models are related
in the extreme ultra violet limit to the braiding matrices of the rational
conforma... | 1993-05-31 | 2008-02-03 | [
"hep-th",
"alg-geom",
"math.QA"
] | Doron Gepner (Caltech and Weizmann Institute) |
hep-th/9305180 | Roots of Unity: Representations of Quantum Groups | Representations of Quantum Groups U_q (g_n), g_n any semi simple Lie algebra
of rank n, are constructed from arbitrary representations of rank n-1 quantum
groups for q a root of unity. Representations which have the maximal dimension
and number of free parameters for irreducible representations arise as special
cases. | 1993-05-31 | 2009-10-22 | [
"hep-th",
"math.QA"
] | Wolfgang A. Schnizer (RIMS, Kyoto) |
hep-th/9305179 | BRST Analysis of Physical States in Two-Dimensional Black Hole | We study the BRST cohomology for $SL(2,R)/U(1)$ coset model, which describes
an exact string black hole solution. It is shown that the physical spectrum
could contain not only the extra discrete states corresponding to those in
$c=1$ two-dimensional gravity but also many additional new states with ghost
number $N_{FP}=... | 1993-05-31 | 2009-10-22 | [
"hep-th"
] | Katsumi Itoh, Hiroshi Kunitomo, Nobuyoshi Ohta and Makoto Sakaguchi |
hep-th/9305178 | The energy of the high-temperature quark-gluon plasma | For the quark-gluon plasma, an energy-momentum tensor is found corresponding
to the high-temperature Braaten-Pisarski effective action. The tensor is found
by considering the interaction of the plasma with a weak gravitational field
and the positivity of the energy is studied. In addition, the complete
effective action... | 1993-05-29 | 2009-10-22 | [
"hep-th"
] | F.T. Brandt, J. Frenkel and J.C. Taylor |
hep-th/9305173 | Chen Integrals, Generalized Loops and Loop Calculus | We use Chen iterated line integrals to construct a topological algebra ${\cal
A}_p$ of separating functions on the {\it Group of Loops} ${\bf L}{\cal M}_p$.
${\cal A}_p$ has an Hopf algebra structure which allows the construction of a
group structure on its spectrum. We call this topological group, the group of
general... | 1993-05-29 | 2015-06-26 | [
"hep-th"
] | J. N. Tavares |
hep-th/9305174 | The BRST formulation of G/H WZNW models | We consider a BRST approach to G/H coset WZNW models, {\it i.e.} a
formulation in which the coset is defined by a BRST condition. We will give the
precise ingrediences needed for this formulation. Then we will prove the
equivalence of this approach to the conventional coset formulation by solving
the the BRST cohomolog... | 1993-05-29 | 2011-07-19 | [
"hep-th"
] | Stephen Hwang and Henric Rhedin |
hep-th/9305177 | On the model of the relativistic particle with curvature and torsion | Two integrals along the world trajectory of its curvature and torsion are
added to the standard action for the point-like spinless relativistic particle.
Since here the three-dimensional space-time is considered at the beginning, the
torsion of the world curve is defined with a sign in contrast to the previous
consider... | 1993-05-29 | 2009-10-22 | [
"hep-th"
] | V.V. Nesterenko |
hep-th/9305170 | Transition Amplitude in 2+1 dimensional Chern-Simons Gravity on a Torus | The discussions on the modular invariance in section 5 are refined. | 1993-05-29 | 2009-10-22 | [
"hep-th"
] | Kiyoshi Ezawa |
hep-th/9305169 | Nonabelian KP hierarchy with Moyal algebraic coefficients | A higher dimensional analogue of the KP hierarchy is presented. Fundamental
constituents of the theory are pseudo-differential operators with Moyal
algebraic coefficients. The new hierarchy can be interpreted as large-$N$ limit
of multi-component ($\gl(N)$ symmetric) KP hierarchies. Actually, two different
hierarchies ... | 1993-05-29 | 2009-10-22 | [
"hep-th"
] | Kanehisa Takasaki |
hep-th/9305172 | Average Effective Potential for the Conformal Factor | In a four dimensional theory of gravity with lagrangian quadratic in
curvature and torsion, we compute the effective action for metrics of the form
$g_{\mu\nu}=\rho^2\delta_{\mu\nu}$, with $\rho$ constant. Using standard
field-theoretic methods we find that one loop quantum effects produce a
nontrivial effective potent... | 1993-05-29 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | R.Floreanini and R. Percacci |
hep-th/9305171 | The N to Infinity Limit of the Chiral Potts Model | We consider the N to infinity limits of the N-state chiral Potts model. We
find new weights that satisfy the star-triangle relations with spin variables
either taking all the integer values or having values from a continous
interval. The models provide chiral generalizations of Zamolodchikov's Fishnet
Model. (For the m... | 1993-05-29 | 2011-09-15 | [
"hep-th",
"cond-mat",
"nlin.SI",
"solv-int"
] | Helen Au-Yang and Jacques H.H. Perk |
hep-th/9305175 | Is it possible to assign physical meaning to field theory with higher
derivatives? | To overcome the difficulties with the energy indefiniteness in field theories
with higher derivatives, it is supposed to use the mechanical analogy, the
Timoshenko theory of the transverse flexural vibrations of beams or rods well
known in mechanical engineering. It enables one to introduce the notion of a
"mechanical"... | 1993-05-29 | 2011-07-19 | [
"hep-th"
] | A. M. Chervyakov and V. V. Nesterenko |
hep-th/9305166 | Half-String Approach to Closed String Field Theory | In this letter we present an operator formalism for Closed String Field
Theory based on closed half-strings. Our results indicate that the restricted
polyhedra of the classical non-polynomial string field theory, can be
represented as traces of infinite matrices, with operator insertions that
reparametrise the half-str... | 1993-05-28 | 2009-10-22 | [
"hep-th"
] | F. Anton, A. Abdurrahman and J. Bordes |
hep-th/9305161 | A Study of Anyon Statistics by Breit Hamiltonian Formalism | We study the anyon statistics of a $2 + 1$ dimensional Maxwell-Chern-Simons
(MCS) gauge theory by using a systemmetic metheod, the Breit Hamiltonian
formalism. | 1993-05-28 | 2009-10-22 | [
"hep-th"
] | G.L. Huang and C.R. Lee |
hep-th/9305164 | Stationary Solutions and Closed Time-Like Curve in 2+1 Dimensional
Gravity | We give the general solution of the stationary problem of 2+1 dimensional
gravity in presence of extended sources, also endowed with angular momentum. We
solve explicitly the compact support property of the energy momentum tensor and
we apply the results to the study of closed time-like curves. In the case of
rotationa... | 1993-05-28 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | P. Menotti and D. Seminara |
hep-th/9305176 | Uniqueness of $U_q(N)$ as a quantum gauge group and representations of
its differential algebra | To construct a quantum group gauge theory one needs an algebra which is
invariant under gauge transformations. The existence of this invariant algebra
is closely related with the existence of a differential algebra $\delta _{{\cal
H}} G_{q}$ compatible with the Hopf algebra structure. It is shown that $\delta
_{{\cal H... | 1993-05-28 | 2011-07-19 | [
"hep-th",
"math.QA"
] | I. Ya. Aref'eva and G. E. Arutyunov |
hep-th/9305159 | Stochastic non de Sitter Inflation | We generalize the stochastic approach to quasi-power-law inflationary
Universes,obtain the corresponding Langevin and Fokker-Planck equations for the
scalar field driving inflation and find stationary solutions to the above FP
equation. | 1993-05-28 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | Boris Spokoiny |
hep-th/9305160 | Affine Toda Solitons and Vertex Operators | Affine Toda theories with imaginary couplings associate with any simple Lie
algebra ${\bf g}$ generalisations of Sine Gordon theory which are likewise
integrable and possess soliton solutions. The solitons are \lq\lq created" by
exponentials of quantities $\hat F^i(z)$ which lie in the untwisted affine
Kac-Moody algebr... | 1993-05-28 | 2008-11-26 | [
"hep-th"
] | D.I. Olive, N. Turok and J.W.R. Underwood |
hep-th/9305168 | Zero Modes in a $c = 2$ Matrix Model | Recently \REF\dk{Simon Dalley and Igor Klebanov,'Light Cone Quantization of
the $c=2$ Matrix Model', PUPT-1333, hepth@xxx/920705} \refend Dalley and
Klebanov proposed a light-cone quantized study of the $c=2$ matrix model, but
which ignores $k^{+}=0$ contributions. Since the non-critical string limit of
the matrix mode... | 1993-05-28 | 2011-07-19 | [
"hep-th"
] | Ovid C. Jacob |
hep-th/9305163 | Quantum Groups, Gravity, and the Generalized Uncertainty Principle | We investigate the relationship between the generalized uncertainty principle
in quantum gravity and the quantum deformation of the Poincar\'e algebra. We
find that a deformed Newton-Wigner position operator and the generators of
spatial translations and rotations of the deformed Poincar\'e algebra obey a
deformed Heis... | 1993-05-28 | 2013-11-13 | [
"hep-th"
] | Michele Maggiore |
hep-th/9305167 | Unified Constrained Dynamics | The unified constrained dynamics is formulated without making use of the
Dirac splitting of constraint classes. The strengthened, completely--closed,
version of the unified constraint algebra generating equations is given. The
fundamental phase variable supercommutators are included into the unified
algebra as well. Th... | 1993-05-28 | 2009-10-22 | [
"hep-th"
] | I.A.Batalin and I.V.Tyutin |
hep-th/9305165 | Quantum Coherence in Two Dimensions | The formation and evaporation of two dimensional black holes are discussed.
It is shown that if the radiation in minimal scalars has positive energy, there
must be a global event horizon or a naked singularity. The former would imply
loss of quantum coherence while the latter would lead to an even worse
breakdown of pr... | 1993-05-28 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | S.W.Hawking & J.D.Hayward |
hep-th/9305162 | Lorentz-Invariant "Elements of Reality" and the Question of Joint
Measurability of Commuting Observables | It is shown that the joint measurements of some physical variables
corresponding to commuting operators performed on pre- and post-selected
quantum systems invariably disturb each other. The significance of this result
for recent proofs of the impossibility of realistic Lorentz invariant
interpretation of quantum theor... | 1993-05-28 | 2009-10-22 | [
"hep-th"
] | Lev Vaidman |
hep-th/9305158 | Stochastic Approach to a non de Sitter Inflation | We develop a stochastic approach to a non de Sitter Universe in a
gauge-invariant way and obtain a system of Langevin-type equations which may be
considered to be renormalization group equations for the long wave parts of the
scalar fields and metric. We investigate in detail the case of generalized
power-law inflation... | 1993-05-28 | 2008-02-03 | [
"hep-th",
"gr-qc"
] | Boris Spokoiny |
hep-th/9305155 | Canonical quantization and braid invariance of (2+1)-dimensional gravity
coupled to point particles | We investigate the canonical quantization of gravity coupled to pointlike
matter in 2+1 dimensions. Starting from the usual point particle action in the
first order formalism, we introduce auxiliary variables which make the action
locally Poincar\'e invariant. A Hamiltonian analysis shows that the gauge group
is actual... | 1993-05-27 | 2008-11-26 | [
"hep-th",
"gr-qc"
] | Daniel Kabat and Miguel Ortiz |
hep-th/9305157 | A New Spinning Membrane Lagrangian | A new local world volume supersymmetric Lagrangian for the bosonic membrane
is presented. The starting Lagrangian is the one constructed by Dolan and
Tchrakian with vanishing cosmological constant, with quadratic and quartic
derivative terms. Our Lagrangian differs from the one constructed by Lindstrom
and Rocek in the... | 1993-05-27 | 2007-05-23 | [
"hep-th"
] | Carlos Castro (I.A.E.C 1407 Alegria Austin, Texas USA) |
hep-th/9305156 | The Relation between the Mandelstam and the Cayley-Hamilton Identities | Starting from the characteristic polynomial for ordinary matrices we give a
combinatorial deduction of the Mandelstam identities and viceversa, thus
showing that the two sets of relations are equivalent. We are able to extend
this construction to supermatrices in such a way that we obtain the Mandelstam
identities in t... | 1993-05-27 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | D.E.Berenstein and L.F.Urrutia |
hep-th/9305154 | Crossing and Antisolitons in Affine Toda Theories | Affine Toda theory is a relativistic integrable theory in two dimensions
possessing solutions describing a number of different species of solitons when
the coupling is chosen to be imaginary. These nevertheless carry real energy
and momentum. To each species of soliton there has to correspond an antisoliton
species. Th... | 1993-05-27 | 2009-10-22 | [
"hep-th"
] | Marco A. C. Kneipp and David I. Olive |
hep-th/9305152 | $W_{\infty}$--Geometry and Associated Continuous Toda System | We discuss an infinite--dimensional k\"ahlerian manifold associated with the
area--preserving diffeomorphisms on two--dimensional torus, and,
correspondingly, with a continuous limit of the $A_r$--Toda system. In
particular, a continuous limit of the $A_r$--Grassmannians and a related
Pl\"ucker type formula are introdu... | 1993-05-27 | 2009-10-22 | [
"hep-th"
] | Mikhail V. Saveliev and Svetlana A. Savelieva |
hep-th/9305150 | Randomness and Irreversibility in Quantum Field Theory | Quantum fluctuations, through quantum corrections, have the potential to lead
to irreversibility in quantum field theory. We consider the virtual ``charge"
distribution generated by quantum corrections in the leading log, short range
approximation, and adopt for it a statistical interpretation. This virtual
charge dens... | 1993-05-27 | 2007-05-23 | [
"hep-th"
] | J. Perez-Mercader |
hep-th/9305153 | SU(2) Action-Angle Variables | Operator angle-action variables are studied in the frame of the SU(2)
algebra, and their eigenstates and coherent states are discussed. The quantum
mechanical addition of action-angle variables is shown to lead to a novel non
commutative Hopf algebra. The group contraction is used to make the connection
with the harmon... | 1993-05-27 | 2007-05-23 | [
"hep-th"
] | Demosthenes Ellinas |
hep-th/9305151 | Hopf Term, Loop Algebras and Three Dimensional Navier-Stokes Equation | The dynamics of the 3 dimensional perfect fluid is equivalent to the motion
of vortex filaments or "strings". We study the action principle and find that
it is described by the Hopf term of the nonlinear sigma model. The Poisson
bracket structure is described by the loop algebra, for example, the Virasoro
algebra or th... | 1993-05-27 | 2014-11-18 | [
"hep-th"
] | Yutaka Matsuo |
hep-th/9305149 | Non-abelian Harmonic Oscillators and Chiral Theories | We show that a large class of physical theories which has been under
intensive investigation recently, share the same geometric features in their
Hamiltonian formulation. These dynamical systems range from harmonic
oscillations to WZW-like models and to the KdV dynamics on $Diff_oS^1$. To the
same class belong also the... | 1993-05-27 | 2009-10-22 | [
"hep-th"
] | Z. Hasiewicz and P. Siemion |
hep-th/9305148 | Supersymmetric Structure of the Bosonic String Theory in the Beltrami
Parametrization | We show that the bosonic string theory quantized in the Beltrami
parametrization possesses a supersymmetric structure like the
vector-supersymmetry already observed in topological field theories. | 1993-05-26 | 2011-04-12 | [
"hep-th"
] | M. Werneck de Oliveira, M. Schweda and S.P. Sorella REF |
hep-th/9305141 | The 2(2S+1)- Formalism and Its Connection with Other Descriptions | In the framework of the Joos-Weinberg 2(2S+1)- theory for massless particles,
the dynamical invariants have been derived from the Lagrangian density which is
considered to be a 4- vector. A la Majorana interpretation of the 6- component
"spinors", the field operators of S=1 particles, as the left- and
right-circularly ... | 1993-05-26 | 2016-05-20 | [
"hep-th",
"hep-ph",
"math-ph",
"math.MP",
"physics.hist-ph"
] | Valeriy V. Dvoeglazov |
hep-th/9305142 | Four-Dimensional String/String Duality | We present supersymmetric soliton solutions of the four-dimensional heterotic
string corresponding to monopoles, strings and domain walls. These solutions
admit the $D=10$ interpretation of a fivebrane wrapped around $5$, $4$ or $3$
of the $6$ toroidally compactified dimensions and are arguably exact to all
orders in $... | 1993-05-26 | 2009-10-22 | [
"hep-th"
] | M. J. Duff and Ramzi R. Khuri |
hep-th/9305145 | Elliptic solution for modified tetrahedron equations | As is known, tetrahedron equations lead to the commuting family of
transfer-matrices and provide the integrability of corresponding
three-dimensional lattice models. We present the modified version of these
equations which give the commuting family of more complicated two-layer
transfer-matrices. In the static limit we... | 1993-05-26 | 2014-11-18 | [
"hep-th",
"nlin.SI",
"solv-int"
] | V. V. Mangazeev, Yu. G. Stroganov |
hep-th/9305147 | The graviton self-energy in thermal quantum gravity | We show generally that in thermal gravity, the one-particle irreducible
2-point function depends on the choice of the basic graviton fields. We derive
the relevant properties of a physical graviton self-energy, which is
independent of the parametrization of the graviton field. An explicit
expression for the graviton se... | 1993-05-26 | 2009-10-22 | [
"hep-th"
] | F.T. Brandt and J. Frenkel |
hep-th/9305144 | Generalized Yang-Baxter Equation | A generalization of the Yang-Baxter equation is proposed. It enables to
construct integrable two-dimensional lattice models with commuting two-layer
transfer matrices, while single-layer ones are not necessarily commutative.
Explicit solutions to the generalized equations are found. They are related
with Botzmann weigh... | 1993-05-26 | 2015-06-26 | [
"hep-th"
] | R.M. Kashaev and Yu.G. Stroganov |
hep-th/9305146 | Free Boson Realization of $U_q(\widehat{sl_N})$ | We construct a realization of the quantum affine algebra
$U_q(\widehat{sl_N})$ of an arbitrary level $k$ in terms of free boson fields.
In the $q\!\rightarrow\! 1$ limit this realization becomes the Wakimoto
realization of $\widehat{sl_N}$. The screening currents and the vertex
operators(primary fields) are also constr... | 1993-05-26 | 2015-06-26 | [
"hep-th"
] | H. Awata, S. Odake and J. Shiraishi |
hep-th/9305143 | A Comment on String Solitons | We derive an exact string-like soliton solution of D=10 heterotic string
theory. The solution possesses $SU(2)\times SU(2)$ instanton structure in the
eight-dimensional space transverse to the worldsheet of the soliton. | 1993-05-26 | 2009-10-22 | [
"hep-th"
] | Ramzi R. Khuri |
hep-th/9305136 | Finite Dimensional Representations of the Quantum Superalgebra
$U_q[gl(3/2)]$ in a Reduced $U_q[gl(3/2)] \supset U_q[gl(3/1)] \supset
U_q[gl(3)]$ Basis | For generic $q$ we give expressions for the transformations of all
essentially typical finite-dimensional modules of the Hopf superalgebra
$U_q[gl(3/2)]$. The latter is a deformation of the universal enveloping algebra
of the Lie superalgebra $gl(3/2)$. The basis within each module is similar to
the Gel'fand-Zetlin bas... | 1993-05-25 | 2009-10-22 | [
"hep-th"
] | T. D. Palev and N. I. Stoilova |
hep-th/9305135 | Quantum Loop Modules and Quantum Spin Chains | We construct level-0 modules of the quantum affine algebra $\Uq$, as the
$q$-deformed version of the Lie algebra loop module construction. We give
necessary and sufficient conditions for the modules to be irreducible. We
construct the crystal base for some of these modules and find significant
differences from the case... | 1993-05-25 | 2015-06-26 | [
"hep-th"
] | D. Altschuler and B. Davies |
hep-th/9305126 | Universal and Nonperturbative Behavior in the One-Plaquette Model of
Two-Dimensional String Theory | The one-plaquette Hamiltonian of large N lattice gauge theory offers a
constructive model of a $1+1$-dimensional string theory with a stable ground
state.
The free energy is found to be equivalent to the partition function of a
string where the world sheet is discretized by even polygons with signature and
the link f... | 1993-05-25 | 2010-11-01 | [
"hep-th"
] | S. Chaudhuri, H. Itoyama and T. Ooshita |
hep-th/9305129 | Extended Fractional Supersymmetric Quantum Mechanics | Recently, we presented a new class of quantum-mechanical Hamiltonians which
can be written as the $F^{th}$ power of a conserved charge: $H=Q^F$ with
$F=2,3,...\,.$ This construction, called fractional supersymmetric quantum
mechanics, was realized in terms of a paragrassmann variable $\theta$ of order
$F$, which satisf... | 1993-05-25 | 2009-10-22 | [
"hep-th"
] | Stephane Durand |
hep-th/9305137 | Variations on Kaluza-Klein Cosmology | We investigate the cosmological consequences of having quantum fields living
in a space with compactified dimensions. We will show that the equation of
state is not modified by topological effects and so the dynamics of the
universe remains as it is in the infinite volume limit. On the contrary the
thermal history of t... | 1993-05-25 | 2010-11-01 | [
"hep-th"
] | M.A.R. Osorio and M.A. Vazquez-Mozo |
hep-th/9305138 | String Variations on Kaluza-Klein Cosmology | We study the cosmological solutions of the two-dimensional Brans-Dicke
equations considering a gas of $c=1$ strings in $S^{1}\times \mbox{\bf R}$ as
the source of the gravitational field. We also study the implications of the
$R$-duality invariance on the solutions. To this purpose we conjecture that, as
it happens for... | 1993-05-25 | 2008-02-03 | [
"hep-th"
] | M.A.R. Osorio and M.A. Vazquez-Mozo |
hep-th/9305140 | A symplectic structure for the space of quantum field theories | We use the formal Lie algebraic structure in the ``space'' of hamiltonians
provided by equal time commutators to define a Kirillov-Konstant symplectic
structure in the coadjoint orbits of the associated formal group. The dual is
defined via the natural pairing between operators and states in a Hilbert
space. | 1993-05-25 | 2007-05-23 | [
"hep-th"
] | E. Ramos and O. A. Soloviev |
hep-th/9305128 | Fractional Supersymmetry and Quantum Mechanics | We present a set of quantum-mechanical Hamiltonians which can be written as
the $F^{\,\rm th}$ power of a conserved charge: $H=Q^F$ with $[H,Q]=0$ and
$F=2,3,...\, .$ This new construction, which we call {\it fractional}\/
supersymmetric quantum mechanics, is realized in terms of \pg\ variables
satisfying $\t^F=0$. Fur... | 1993-05-25 | 2009-10-22 | [
"hep-th"
] | Stephane Durand |
hep-th/9305139 | Finite in All Directions | We study toroidal compactifications of string theories which include
compactification of a timelike coordinate. Some new features in the theory of
toroidal compactifications arise. Most notably, Narain moduli space does not
exist as a manifold since the action of duality on background data is ergodic.
For special compa... | 1993-05-25 | 2007-05-23 | [
"hep-th"
] | G. Moore |
hep-th/9305127 | Vertex Operators and Matrix Elements of $U_q(su(2)_k)$ via Bosonization | We construct bosonized vertex operators (VOs) and conjugate vertex operators
(CVOs) of $U_q(su(2)_k)$ for arbitrary level $k$ and representation $j\leq
k/2$. Both are obtained directly as two solutions of the defining condition of
vertex operators - namely that they intertwine $U_q(su(2)_k)$ modules. We
construct the s... | 1993-05-25 | 2010-11-01 | [
"hep-th"
] | A.H. Bougourzi and Robert A. Weston |
hep-th/9305134 | Order Parameters of the Dilute A Models | The free energy and local height probabilities of the dilute A models with
broken $\Integer_2$ symmetry are calculated analytically using inversion and
corner transfer matrix methods. These models possess four critical branches.
The first two branches provide new realisations of the unitary minimal series
and the other... | 1993-05-25 | 2009-10-22 | [
"hep-th"
] | S. O. Warnaar, P. A. Pearce, K. A. Seaton, B. Nienhuis |
hep-th/9305131 | Polylogarithm Identities in a Conformal Field Theory in Three Dimensions | The $N=\infty$ vector $O(N)$ model is a solvable, interacting field theory in
three dimensions ($D$). In a recent paper with A. Chubukov and J.
Ye~\cite{self}, we have computed a universal number, $\tilde{c}$,
characterizing the size dependence of the free energy at the
conformally-invariant critical point of this theo... | 1993-05-25 | 2009-10-22 | [
"hep-th",
"cond-mat"
] | Subir Sachdev |
hep-th/9305133 | Boundary values as Hamiltonian variables. I. New Poisson brackets | The ordinary Poisson brackets in field theory do not fulfil the Jacobi
identity if boundary values are not reasonably fixed by special boundary
conditions. We show that these brackets can be modified by adding some surface
terms to lift this restriction. The new brackets generalize a canonical bracket
considered by Lew... | 1993-05-25 | 2009-10-22 | [
"hep-th",
"cond-mat",
"gr-qc"
] | Vladimir O. Soloviev |
hep-th/9305130 | Fractional Superspace Formulation of Generalized Mechanics | Supersymmetric (pseudo-classical) mechanics has recently been generalized to
{\it fractional}\/ supersymmetric mechanics. In such a construction, the action
is invariant under fractional supersymmetry transformations, which are the
$F^{\,\rm th}$ roots of time translations (with $F=1,2,...$). Associated with
these symm... | 1993-05-25 | 2009-10-22 | [
"hep-th"
] | Stephane Durand |
hep-th/9305132 | Symmetries of the Chern-Simons Theory in the Axial Gauge | The Green functions of the Chern-Simons theory quantized in the axial gauge
are shown to be calculable as the unique, exact solution of the Ward identities
which express the invariance of the theory under the topological supersymmetry
of Delduc, Gieres and Sorella. | 1993-05-25 | 2007-05-23 | [
"hep-th"
] | A. Brandhuber, S. Emery, M. Langer, O. Piguet, M. Schweda and S.P.
Sorella |
hep-th/9305120 | 1992 Trieste Lectures on Topological Gauge Theory and Yang-Mills Theory | In these lecture notes we explain a connection between Yang-Mills theory on
arbitrary Riemann surfaces and two types of topological field theory, the so
called $BF$ and cohomological theories. The quantum Yang-Mills theory is solved
exactly using path integral techniques. Explicit expressions, in terms of group
represe... | 1993-05-24 | 2007-05-23 | [
"hep-th"
] | George Thompson |
hep-th/9305124 | Exact information in N=2 theories | This is intended to be a simple discussion of work done in collaboration with
S. Cecotti, K. Intriligator and C. Vafa; and with H. Saleur. I discuss how $ Tr
F (-1)^F e^{-\beta H}$ can be computed exactly in any N=2 supersymmetric theory
in two dimensions. It gives exact information on the soliton spectrum of the
theor... | 1993-05-24 | 2007-05-23 | [
"hep-th"
] | Paul Fendley |
hep-th/9305125 | Nonsingular Black Hole Evaporation and ``Stable'' Remnants | We examine the evaporation of two--dimensional black holes, the classical
space--times of which are extended geometries, like for example the
two--dimensional section of the extremal Reissner--Nordstrom black hole. We
find that the evaporation in two particular models proceeds to a stable
end--point. This should repres... | 1993-05-24 | 2010-11-01 | [
"hep-th",
"gr-qc"
] | D.A. Lowe and M. O'Loughlin |
hep-th/9305122 | Path Integrals for Quantum Algebras and the Classical Limit | Coherent states path integral formalism for the simplest quantum algebras,
q-oscillator, SU_q(2) and SU_q(1,1) is introduced. In the classical limit
canonical structure is derived with modified symplectic and Riemannian metric.
Non-constant deformation induced curvature for the phase spaces is obtained. | 1993-05-24 | 2009-10-22 | [
"hep-th"
] | Demosthenes Ellinas |
hep-th/9305123 | Black Holes, Wormholes, and the Disappearance of Global Charge | One of the paradoxes associated with the theory of the formation and
subsequent Hawking evaporation of a black hole is the disappearance of
conserved global charges. It has long been known that metric fluctuations at
short distances (wormholes) violate global-charge conservation; if global
charges are apparently conser... | 1993-05-24 | 2014-11-18 | [
"hep-th",
"gr-qc"
] | Sidney Coleman and Shane Hughes |
hep-th/9305119 | Marginal Extended Perturbations in Two Dimensions and Gap-Exponent
Relations | The most general form of a marginal extended perturbation in a
two-dimensional system is deduced from scaling considerations. It includes as
particular cases extended perturbations decaying either from a surface, a line
or a point for which exact results have been previously obtained. The
first-order corrections to the... | 1993-05-24 | 2009-10-22 | [
"hep-th",
"cond-mat"
] | L. Turban, B. Berche (Henri Poincare Universty, Nancy) |
hep-th/9305121 | Classical dynamics of rigid string from Willmore functional | A new approach for investigating the classical dynamics of the relativistic
string model with rigidity is proposed. It is based on the embedding of the
string world surface into the space of a constant curvature. It is shown that
the rigid string in flat space-time is described by the Euler-Lagrange equation
for the Wi... | 1993-05-24 | 2015-06-26 | [
"hep-th"
] | A.L. Kholodenko and V.V. Nesterenko |
hep-th/9305116 | Valleys in String Foam Suppress Quantum Coherence | We exhibit string contributions to the $\nd{S}$ matrix relating in- and out-
state density matrices that do not factorize as a product of $S$ and
$S^\dagger$ matrices. They are associated with valley trajectories between
topological defects on the string world sheet, that appear as quantum
fluctuations in the space-tim... | 1993-05-24 | 2009-09-11 | [
"hep-th"
] | John Ellis N.E. Mavromatos and D.V. Nanopoulos |
hep-th/9305117 | A String Derivation of the $\nd{S}$ matrix | We show that, in string theory, as a result of the $W_{\infty}$-symmetries
that preserve quantum coherence in the {\it full} string theory by coupling
different mass levels, transitions between initial- and final-state density
matrices for the effective light-particle theory involve non-Hamiltonian terms
$\nd{\delta H}... | 1993-05-24 | 2007-05-23 | [
"hep-th",
"gr-qc"
] | J Ellis, N E Mavromatos and D V Nanopoulos |
hep-th/9305118 | The quantum de Rham complexes associated with $SL_h(2)$ | Quantum de Rham complexes on the quantum plane and the quantum group itself
are constructed for the Zakrewski deformation of $ Fun ( SL(2)) $. As a
by-product a new deformation of the two dimensional Heisenberg algeb ra is
constructed which can be used to construct models of h-deformed quantum
mechanics. | 1993-05-24 | 2009-10-22 | [
"hep-th",
"math.QA"
] | Vahid Karimipour |
hep-th/9305115 | Topological closed-string interpretation of Chern-Simons theory | The exact free energy of SU($N$) Chern-Simons theory at level $k$ is expanded
in powers of $(N+k)^{-2}.$ This expansion keeps rank-level duality manifest,
and simplifies as $k$ becomes large, keeping $N$ fixed (or vice versa)---this
is the weak-coupling (strong-coupling) limit. With the standard normalization,
the free... | 1993-05-24 | 2010-11-01 | [
"hep-th"
] | Vipul Periwal |
hep-th/9305113 | The Canonical Symmetry and Hamiltonian Formalism. I. Conservation Laws | The properties of the canonical symmetry of the nonlinear Schr\"odinger
equation are investigated. The densities of the local conservation laws for
this system are shown to change under the action of the canonical symmetry by
total space derivatives. | 1993-05-23 | 2007-05-23 | [
"hep-th"
] | A. N. Leznov and A. V. Razumov |
hep-th/9305114 | Fermionic Character Sums and the Corner Transfer Matrix | We present a ``natural finitization'' of the fermionic q-series (certain
generalizations of the Rogers-Ramanujan sums) which were recently conjectured
to be equal to Virasoro characters of the unitary minimal conformal field
theory (CFT) M(p,p+1). Within the quasi-particle interpretation of the
fermionic q-series this ... | 1993-05-23 | 2008-11-26 | [
"hep-th"
] | Ezer Melzer |
hep-th/9305111 | A Nonsingular Two Dimensional Black Hole | We construct a model of gravity in 1+1 spacetime dimensions in which the
solutions approach the Schwarzschild metric at large $r$ and de Sitter space
far inside the horizon. Our model may be viewed as a two dimensional
application of the `Limiting Curvature Construction' recently proposed by two
of the authors. | 1993-05-22 | 2009-10-22 | [
"hep-th",
"gr-qc"
] | M. Trodden (Brown University), V. Mukhanov (ETH Zuerich) and R.
Brandenberger (Brown University) |
hep-th/9305112 | Charged Stringy Black Holes With Non-Abelian Hair | Static spherically symmetric asymptotically flat charged black hole solutions
are constructed within the magnetic SU(3) sector of the 4-dimensional heterotic
string effective action. They possess non-abelian hair in addition to the
Coulomb magnetic field and are qualitatively similar to the Einstein-Yang-Mills
colored ... | 1993-05-22 | 2009-10-22 | [
"hep-th"
] | E.E. Donets and D.V. Gal'tsov |
hep-th/9305109 | A Deformed Matrix Model and the Black Hole Background in Two-Dimensional
String Theory | The refrerences are corrected. | 1993-05-21 | 2011-07-19 | [
"hep-th"
] | Antal Jevicki and Tamiaki Yoneya |
hep-th/9305107 | Dilatonic black holes in theories with moduli fields | We discuss the low-energy effective string theory when moduli of the
compactified manifold are present. Assuming a nontrivial coupling of the moduli
to the Maxwell tensor, we find a class of regular black hole solutions. Both
the thermodynamical and the geometrical structure of these solutions are
discussed | 1993-05-21 | 2009-10-22 | [
"hep-th"
] | M. Cadoni and S. Mignemi |
hep-th/9305104 | The role of mathematics in contemporary theoretical physics | Talk given at the 6th Philosophy-and-Physics-Workshop ``Epistemological
Aspects of the Role of Mathematics in Physical Science'', FEST, Heidelberg,
Feb. 1993 | 1993-05-21 | 2007-05-23 | [
"hep-th"
] | G. Muenster |
hep-th/9305105 | Batalin-Vilkoviski master equation and absence of anomalies in string
field theory | We study the Batalin-Vilkovisky master equation for both open and closed
string field theory with special attention to anomalies. Open string field
theory is anomaly free once the minimal coupling to closed strings induced by
loop amplitudes is considered. In closed string field theory the full-fledged
master equation ... | 1993-05-21 | 2008-11-26 | [
"hep-th"
] | Jose Gaite and Ram Brustein |
hep-th/9305102 | On the Energy Levels of the Hydrogen Atom | We re-examine the justification for the imposition of regular boundary
conditions on the wavefunction at the Coulomb singularity in the treatment of
the hydrogen atom in non-relativistic quantum mechanics. We show that the issue
of the correct boundary conditions is not independent of the physical structure
of the prot... | 1993-05-21 | 2007-05-23 | [
"hep-th"
] | C.J. Fewster |
hep-th/9305098 | New Realisations of Minimal Models and the Structure of W-Strings | The quantization of a free boson whose momentum satisfies a cubic constraint
leads to a $c=\ha$ conformal field theory with a BRST symmetry. The theory also
has a $W_\infty $ symmetry in which all the generators except the stress-tensor
are BRST-exact and so topological. The BRST cohomology includes states of
conformal... | 1993-05-21 | 2009-10-22 | [
"hep-th"
] | C.M. Hull |
hep-th/9305096 | Lattice Analogue of W-infinity Algebra and Discrete KP-Hierarchy | In development of the started activity on lattice analogues of $W$-algebras,
we define the notion of lattice $W_{\infty}$-algebra, accociated with lattice
integrable system with infinite set of fields. Various kinds of reduction to
lattice $W_N$-algebras, related to discrete $N$-KdV hierarchies are described.
We also d... | 1993-05-21 | 2009-10-22 | [
"hep-th"
] | Alexander A. Belov and Karen D. Chaltikian |
hep-th/9305108 | Why the general Zakharov-Shabat equations form a hierarchy? | The totality of all Zakharov-Shabat equations (ZS), i.e., zero-curvature
equations with rational dependence on a spectral parameter, if properly
defined, can be considered as a hierarchy. The latter means a collection of
commuting vector fields in the same phase space. Further properties of the
hierarchy are discussed,... | 1993-05-21 | 2009-10-22 | [
"hep-th"
] | L.A.Dickey |
hep-th/9305103 | Classification of (2,2) Compactification in Fermionic Strings | Replaced with revised (uncorrupted) version We present a general scheme for
generating (2,2) symmetric fermionic string models and classify the models in
D=8 and D=6 space time dimensions. We discuss the relationship to other
compactification schemes. | 1993-05-21 | 2010-11-01 | [
"hep-th"
] | S.A.Abel and C.M.A.Scheich |
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