The program is not yet finalized. Changes might appear.

Main program:
  • Tuesday, May 27
  • Wednesday, May 28
  • Thursday, May 29
  • Friday, May 30
  • Saturday, May 31
  • Monday, June 2
  • Tuesday, June 3
  • Wednesday, June 4
  • Thursday, June 5

  • Special sections afternoon program:
  • Real Algebra and its interactions with Functional Analysis
  • Linear Algebra and Discrete Mathematics

  • Other:
  • Celebration of the 90th birthday of Professor Ivan Vidav
  • Student presentations
  • Tuesday, May 27
    9.00 - 9.40 H. Radjavi
    Local-to-global properties of semigroups of matrices
    9.50 - 10.30 L. Rodman
    Perturbations of canonical forms
    10.30 - 11.00 Coffee break
    11.00 - 11.20 L. Livshits
    When "nearly" is good enough
    11.00 - 11.30 H. Havlicek
    Diameter preserving surjections in the geometry of matrices
    11.20 - 11.50 J. Holbrook
    Interlaced eigenvalues and quantum information theory
    11.30 - 12.00 A. Salemi
    On polynomial numerical hulls of matrices
    11.50 - 12.30 B. Mohar
    The sum of largest eigenvalues of graphs and matrices
    12.00 - 12.30 K. Kliś-Garlicka
    On operator hyperreflexivity of subspace lattices
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Local-to-global properties of semigroups of matrices
    16.00 - 16.30 Coffee break
    16.30 - 18.00 Working group
    Canonical forms
    ^ on top

    Wednesday, May 28
    9.00 - 9.40 C. K. Li
    Recent results on the higher rank numerical range
    9.50 - 10.30 K. Schmüdgen
    Towards noncommutative real algebraic geometry
    10.30 - 11.00 Coffee break
    11.00 - 11.30 J. Alaminos
    Zero product preserving maps on C1[0,1]
    D. Timotin
    Eigenvalues of sums of selfadjoint matrices
    11.30 - 12.00 J. Extremera
    Operators determining the norm
    I. Spitkovsky
    The Portuguese transformation - ten years later
    12.00 - 12.30 B. Mathes
    Big bases
    P. Binding
    Two parameter eigencurves for definite and indefinite eigenvalue problems
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Higher-rank numerical ranges and applications
    16.00 - 16.30 Coffee break
    16.30 - 18.00 Working group
    Patterned matrices
    ^ on top

    Thursday, May 29
    9.00 - 9.40 E. Kissin
    When Jordan submodules are bimodules
    9.50 - 10.30 C. Scheiderer
    Moment problems for sets of dimension one or two
    10.30 - 11.00 Coffee break
    11.00 - 11.30 A. Bourhim
    Linear maps preserving the minimum modulus
    C. Ambrozie
    Remarks on weighted composition operators
    11.30 - 12.00 H. Wimmer
    Discret-time stability of polynomial matrices
    J. Vršovský
    Operators that are not orbit-reflexive
    12.00 - 12.30 A. Guterman
    Matrix length
    Z. Burdak
    On a decomposition for pairs of operators
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Transitive subspaces
    16.00 - 16.30 Coffee break
    16.30 - 18.00 Working group
    Matrix and operator inequalities
    Working group
    Local-to-global properties of semigroups of matrices
    18.30 Reception
    ^ on top

    Friday, May 30
    9.00 - 9.40 A. Villena
    Approximately zero-product-preserving maps
    9.50 - 10.30 M. Marshall
    Closure and saturation of finitely generated preorderings and quadratic modules of R[x]
    10.30 - 11.00 Coffee break
    11.00 - 11.40 D. Panyushev
    On the irreducibility of commuting varieties
    11.50 - 12.30 J. Queiró
    Some problems raised by Horn's theorem
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Linear algebra, commuting varieties and Hilbert schemes
    Working group
    Canonical forms
    Working group
    Local-to-global properties of semigroups of matrices
    16.00 - 16.30 Coffee break
    16.30 - 18.00 Working group
    Higher-rank numerical ranges and applications
    ^ on top

    Saturday, May 31
    Celebration of the 90th birthday of Professor Ivan Vidav
    9.00 - 9.50 J. Zemánek
    Thoughts on the 90th birthday of Professor Ivan Vidav
    10.00 - 10.30 I. Klep
    Sums of hermitian squares, the BMV conjecture and Connes' embedding problem
    10.30 - 11.00 Coffee break
    11.00 - 11.40 V. Müller
    Blum-Hanson property and quasisimilarity of operators
    11.50 - 12.30 V. Vinnikov
    Functions of free noncommuting variables and their differential calculus
    12.30 - 14.30 Lunch break
    Student presentations
    14.30 - 14.50 K. Šivic
    On varieties of commuting triples
    14.55 - 15.15 P. Oblak
    On commuting nilpotent matrices
    15.15 - 15.35 N. Novak
    Products and sums of quasi-nilpotent operators
    15.40 - 16.00 M. Orel
    Additive minimal-rank nonincreasing maps
    16.00 - 16.30 Coffee break
    16.30 - 16.50 T. Kosem
    Matrix inequalities and convex functions
    16.55 - 17.15 A. Peperko
    On the max version of the generalized spectral radius theorem
    17.15 - 18.15 Working group
    Linear algebra, commuting varieties and Hilbert schemes
    ^ on top

    Monday, June 2
    9.00 - 9.40 M. Muzychuk
    New series of strongly regular graphs
    9.50 - 10.30 R. Nagel
    Linear transport problems in networks
    10.30 - 11.00 Coffee break
    11.00 - 11.30 A. Conca
    Canonical Hilbert-Burch matrices for ideals of k[x,y]
    11.00 - 11.40 I. Kovacs
    A matrix approach to generalized Petersen graphs
    11.30 - 12.00 A. Iarrobino
    Nilpotent subalgebra of the commutator
    11.50 - 12.30 P. Fowler
    Molecular conduction and the characteristic polynomial
    12.00 - 12.30 A. Sethuraman
    Commuting matrix triples from jet schemes over the commuting pairs variety
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Using the spectral graph theory techniques to search for strongly regular and distance regular graphs
    Working group
    Local-to-global properties of semigroups of matrices
    Working group
    Linear algebra, commuting varieties and Hilbert schemes
    16.00 - 16.30 Coffee break
    16.30 - 18.00 Working group
    Dynamical networks
    Working group
    Canonical forms
    Working group
    Matrix and operator inequalities
    ^ on top

    Tuesday, June 3
    9.00 - 9.40 F. Kittaneh
    Norm inequalities for commutators of self-adjoint operators
    9.50 - 10.30 T. Laffey
    Some new bounds on realizing spectra in the nonnegative inverse eigenvalue problem
    10.30 - 11.00 Coffee break
    11.00 - 11.40 D. Djoković
    Zero patterns and unitary similarity
    11.50 - 12.30 J. Okniński
    Faithful linear representations of bands
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Local-to-global properties of semigroups of matrices
    Working group
    Linear algebra, commuting varieties and Hilbert schemes
    16.00 Trip to Bled and dinner
    ^ on top

    Wednesday, June 4
    9.00 - 9.40 V. Lomonosov
    Strongly compact operators
    9.50 - 10.30 V. Shulman
    Linear operator equations and Beurling-Pollard type theorems
    10.30 - 11.00 Coffee break
    11.00 - 11.30 R. Timoney
    Operator space structure of JC*-triples
    Y. Lavrenyuk
    Bratteli diagrams and related groups
    11.30 - 12.00 T. Shulman
    On some lifting problems in C*-algebras
    A. Oliynyk
    Linear automata and residually finite groups
    12.00 - 12.30 A. Sourour
    An operator equation, KdV and invariant subspaces
    B. Oliynyk
    Matrix constructions of finite metric spaces
    12.30 - 14.30 Lunch break
    14.30 - 16.00 Working group
    Patterned matrices
    Working group
    Dynamical networks
    Working group
    Linear algebra, commuting varieties and Hilbert schemes
    Working group
    Canonical forms
    16.00 - 16.30 Coffee break
    16.30 - 18.00 Working group
    Local-to-global properties of semigroups of matrices
    ^ on top

    Thursday, June 5
    9.00 - 9.40 R. N.-S. Sze
    Low rank perturbations of higher rank numerical ranges
    9.50 - 10.30 G. Kudryavtseva
    Combinatorial Gelfand models for some semigroups and q-rook monoid algebras
    10.30 - 11.00 Coffee break
    11.00 - 12.30 Working group
    Local-to-global properties of semigroups of matrices
    Working group
    Linear algebra, commuting varieties and Hilbert schemes
    ^ on top


    Special section
    Real Algebra and its interactions with Functional Analysis
    (afternoon program)


    Tuesday, May 27
    14.30 - 15.10 M. Knebusch
    Supertropical rings and supervaluations
    15.20 - 16.00 T. Unger
    Torsion-free Witt groups of hermitian forms
    16.00 - 16.30 Coffee break
    16.30 - 17.10 P. Gladki
    The pp conjecture in the theory of spaces of orderings
    17.20 - 18.00 K. Osiak
    Spaces of real places

    Wednesday, May 28
    14.30 - 15.10 M. A. Dritschel
    An abstract Fejer-Riesz theorem
    15.20 - 16.00 A. Prestel
    Archimedean quadratic modules of real polynomials
    16.00 - 16.30 Coffee break
    16.30 - 17.10 M. Tressl
    Non axiomatizability of real spectra and algebraic characterization of completely normal Zariski spectra
    17.20 - 18.00 Y. Savchuk
    Induced representations and positivity in *-algebras

    Thursday, May 29
    14.30 - 15.10 R. Curto
    Truncated moment problems: The extremal case
    15.20 - 16.00 M. Laurent
    Real solving polynomial equations with semidefinite programming
    16.00 - 16.30 Coffee break
    16.30 - 17.10 T. Netzer
    On the sequential closure of quadratic modules
    17.20 - 18.00 D. Plaumann
    The moment problem for two-dimensional semialgebraic sets

    Friday, May 30
    14.30 - 15.10 F.-H. Vasilescu
    Linear relations and quotient morphisms
    15.20 - 16.00 D. Gondard-Cosette
    Real holomorphy rings and the complete real spectrum
    16.00 - 16.30 Coffee break
    16.30 - 17.10 V. Powers
    Polya's theorem with zeros
    17.20 - 18.00 S. Kuhlmann
    Positive polynomials on projective limits of real algberaic varieties

    Saturday, May 31
    14.30 - 15.10 M. Schweighofer
    The Motzkin polynomial, Putinars quadratic module representation and Connes' embedding problem
    15.20 - 16.00 S. Burgdorf
    Sums of hermitian squares as an approach to the BMV conjecture
    16.00 - 16.30 Coffee break
    16.30 - 17.10 M. Dickmann
    Representation of reduced special groups in algebras of continuous functions