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18th International Conference on Operator Theory
June 27 - July 1, 2000
University of the West
Timisoara, Romania

Organizers
Dumitru Gaspar, Traian Ceausu, Aurelian Craciunescu, Aurelian Gheondea, Radu-Nicolae Gologan, Ciprian Pop, Dan Popovici, Nicolae Suciu, Alexandru Terescenco, Dan Timotin, Flavius Turcu

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Abstracts

This is an archive of abstracts accepted to this conference. For more listing and sorting options, see the active list.

A. Abdollahi Finite codimensional invariant subspaces of analytic Lipschitz algebras
Jim Agler Interpolation on domains in C^n
Cristina Antonescu Properties of a new class of absolutely summing operators
Aharon Atzmon The Existence of Translation Invariant Subspaces of Symmetric Self-Adjoint Sequence Spaces on Z
Mihaly Bakonyi On Extensions of Positive Definite Operator-Valued Functions on Ordered Groups
Edwin J. Beggs Maximal abelian subalgebras of Cuntz algebras
Daniel Beltita Analytic joint spectral radius in a solvable Lie algebra of operators
Chafiq Benhida From standard to non-standard perturbations of contractions
Etienne Blanchard Non simple purely infinite C*-algebras
Florin Boca Convergence of probability measures and the distribution of Farey points
Laura Burlando Generalizations of Cesaro means and poles of the resolvent
Gilles Cassier Generalized von Neumann inequalities and applications
T. Ceausu On the interpolation of Banach triples
Isabelle Chalendar The group of the continuous invariants of a finite Blaschke product
Igor Cialenco On the point spectrum of nonselfadjoint operators
Dariusz Cichon Unbounded Toeplitz operators and infinite matrices
P.A. Cojuhari On the spectrum of the perturbed Dirac operator
Tiberiu Constantinescu Displacement Structure and Tensor Algebras
O. Crăsnaru Hilbert spaces inside H2d
Dragan Djordjevic Convergences of Power Sequences in Banach Algebras
Anar Dosiev Noncommutative spectral mapping theorem
Sever S. Dragomir Approximating Integral Operators Via Ostrowski Type Inequalities
Michael Dritschel An elementary proof of the operator Fejér-Riesz theorem with some multivariate generalisations
Ken Dykema Invariant subspaces of certain R-diagonal elements
George Elliott The classification problem for amenable C*-algebras: the non-simple case
Ruy Exel Morita-Rieffel Equivalence and Spectral Theory for Integrable Automorphism Groups of C*-Algebras
Sergio Falcon Application of the Aleph partial derivative to a function of two variables.
D. Gaşpar On a unitary model of pure bi-isometries
Aurelian Gheondea Invariant Hermitian Kernels: A Unifying Approach
Radu-Nicolae Gologan A note on the approximation entropy
Oleksandr Gomilko Estimates for Solutions of the Sturm-Liouville Equation
Fred Goodman The Martin Boundary of the Young-Fibonacci lattice
Volodymyr M. Gorbachuk On existence of analytic solutions of (k+1)-times integrable Cauchy problem
Daniele Guido Beta-holomorphic States on C*-algebras and Black Hole Thermodynamics
Henry Helson Analyticity on ergodic flows
Atsushi Inoue Locally convex *-algebras having stronger unbounded C*-norms
Yasuyuki Kawahigashi Alpha-induction and Longo-Rehren subfactors
Laszlo Kerchy Parametrization of invariant subspaces of unitary operators
J. J. Koliha The Drazin inverse for closed operators with applications
Marek Kosiek Fuglede-type property of operator representations
J-Ph. Labrousse A new general condition for the existence as a closed operator of the sum of two operators
Matthias Langer Eigenvalues of some block operator matrix
Zinaida A. Lykova On the continuous cohomology of operator and Fréchet algabras
M. Malejki The point spectrum of some non-selfadjoint Jacobi matrices
Eberhard Malkowsky Matrix Transformations and Measures of Noncompactness
Mircea Martin Self-Commutator Inequalities in Higher Dimension
K. Mosaleheh Interpolation sequence on certain spaces of analytic functions
Marcin Moszynski The Alternative Approach to the Absolute Continuity of Jacobi Matrices with Monotonic Weights
V. Müller On the Taylor functional calculus
S. Nădăban Local spectral theory for multi-morphisms of quotient Fréchet spaces
Carmen Parvulescu A large classe of Banach spaces with Radon-Nycodim property
Doru Paunescu Moment problems for commuting pairs of contractions
Vyacheslav Pivovarchik Inverse problem for a loop-shaped waveguide
Ciprian Pop Finite sums of commutators
Gelu Popescu Curvature invariant for Hilbert modules over free semigroup algebras
George Popescu Approximation entropies in operator algebras
Dan Popovici Classes of regular Dilations
Stephen Power Euclidean Lattice Algebras
Bebe Prunaru Invariant subspaces and spectral localization
Vladimir Rakočević Semi-Browder operators
J.E. Roberts Regular Objects and Multiplicative Unitaries
Mihai Sabac A Burnside v.Neumann-type theorem and Lie's theorem for Lie algebras of bounded operators
Henk de Snoo Krein's formula and the spectral shift function
Andrzej Sołtysiak On the left and right joint spectra in Banach algebras
Philip G Spain Order and Square Roots in Hermitian Banach *Algebras
Roland Speicher Free entropy and free diffusion
Jan Stochel Unitary dilation of several contractions
Ion Suciu One step extension to positive definite map on Z2
Takahiro Sudo Ranks and embeddings of C*-algebras of continuous fields
A. Terescenco Invariant subspaces for quasinilpotent operators
Nicolae Tita Applications for some inequalities of the approximation numbers of an operator
Mansour Vaezpour A note on the commutant of operators of multiplication by zn
Ilie Valusescu An operatorial view on periodic correlated processes
Alfons VanDaele The Haar measure on locally compact quantum groups
Martin Walter Algebraic structures determined by 3 by 3 matrix geometry
Simon Wassermann Exact groups and C*-algebras
Ngai-Ching Wong Operators on the left quotient of a C*-algebra
N. J. Young The spectral Nevanlinna-Pick problem
M. Zajac Reflexivity of Operators Intertwining Weak Contractions


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