

What's new?
Awards
20092010.
Chair of Excellence (Cátedra de Excelencia)
Board of Government of Universidad Carlos III de Madrid .
Submitted
 V.Olshevsky and L. Sakhnovich,
A Generalized Kharitonov Theorem for Quasipolynomials, Entire Functions,
and Matrix Polynomials,
Submitted, 2009.
 T.Bella, V.Olshevsky and P.Zhlobich,
Signal Flow Graphs Approach to Inversion of (H,m)Quasiseparable Vandermonde Matrices and New Filter Structures ,
submitted, 2009.
 T.Bella, V.Olshevsky, P.Zhlobich,
A Quasiseparable approach to fivediagonal CMV
and companion matrices, 2009, submitted.
 V.Olshevsky, G.Strang, P.Zhlobich,
A Green's matrices approach to fivediagonal CMV
and companion matrices, preprint, 2009.
 T.Bella, Y.Eidelman, I.Gohberg, V.Olshevsky,
Characterization of (H,1) quasiseparable matrices and their subclasses via recurrence relations
and signal flow graphs, submitted, 2008.
 T.Bella, Y.Eidelman, I.Gohberg, V.Olshevsky, E.Tyrtyshnikov,
Fast inversion of HessenbergquasiseparableVandermonde
matrices and resulting recurrence relations and characterizations,
submitted, 2008.
Appeared/Accepted
 T.Bella, Y.Eidelman, I.Gohberg, I.Koltracht, V.Olshevsky,
A fast BjorckPereyratype algorithm for solving QuasiseparableVandermonde systems,
To appear in SIMAX, 2009.
 T.Bella, Y.Eidelman, I.Gohberg, V.Olshevsky,
Computations with quasiseparable matrices and polynomials ,
Theoretical Computer Science, vol 409(2), December 2008.
 T.Bella, V.Olshevsky and P.Zhlobich,
Classifications of recurrence relations via subclasses of (H,m)quasiseparable matrices,
to appear in "Numerical Linear Algebra in Signals, Systems and Control" to be published by SpringerVerlag.
 T.Bella, V.Olshevsky and U.Prasad,
Lipschitz stability of canonical Jordan bases of Hselfadjoint matrices under structurepreserving perturbations,
Linear Algebra and its Applications, Volume 428, Issues 89, 15 April 2008, Pages 21302176.
 V.Olshevsky, I. Oseledets, E.Tyrtyshnikov
Superfast inversion of twolevel Toeplitz matrices using Newton iteration
and tensordisplacement structure,
In Recent Advances in Matrix and Operator Theory, Operator Theory: Advances and Applications, Volume 179, p. 229  240, Birkhäuser Basel, 2008.
 T.Bella, V.Olshevsky, L. Sakhnovich,
Ranks of Hadamard Matrices and Equivalence of Sylvester Hadamard and PseudoNoise Matrice,
In Recent Advances in Matrix and Operator Theory, Operator Theory: Advances and Applications, Volume 179, p. 35  46, Birkhäuser Basel, 2008.
 T.Bella, Y.Eidelman, I.Gohberg, V.Olshevsky, E.Tyrtyshnikov, P.Zhlobich,
A Traublike algorithm for HessenbergquasiseparableVandermonde matrices of arbitrary order , accepted, 2008.
Invited presentations:
 Plenary speaker at `` The Third International Conference on
Structured Matrices and Tensors,''
January 2010, Hong Kong.
 Plenary speaker at the conference ALAMA2008,
September 2008, VitoriaGasteiz, Basque country, Spain
 Invited speaker at the conference on Matrix Methods and Operator Equations,"
2007, Moscow, Russia.
 Invited speaker at the workshop on Numerical Linear Algebra in Signals, Systems and Control,"
2007 Kharagpur, India.

Plenary topical (orthogonal polynomials) speaker at the `` 2006 SIAM Annual meeting ,''
July 1014, 2006, Boston.

Semiplenary speaker at the 2006 International Symposium on
``Mathematical Theory of Networks and Systems ,''
July 2428, 2006, Kyoto, Japan.

Plenary speaker at the 2006 IWOTA 
``International Workshop on Operator Theory ,''
July 31  August 3, 2006, Seoul, Korea.

Semiplenary speaker at the in the Workshop on Numerical Linear Algebra held as part of the International Conference on
``Foundations of Computational Mathematics ,''
June 30  July 9, 2005, Santandar, Spain.

Plenary speaker at the
``Haifa Matrix Theory Conference ,''
January 37, 2005, Haifa, Israel.
Conferences organization:
 Member of the Organizing Committee of the IMA conference on LINEAR AND NUMERICAL LINEAR ALGEBRA:
THEORY, METHODS, and APPLICATIONS to be held at NIU, 2009.
 Member of the Organizing Committee of ILAS 2008,
June 1620, 2009, Cancun, Mexico.
 Member of the Organizing Committee of ILAS 2008,
June 1620, 2008, Cancun, Mexico.
 Member of the Organizing Committee of the conference on Matrix Methods and Operator Equations,
July 2328, 2007, Moscow.
 Minisymposium organizer for the 2006 SIAM Annual meeting.
Four sessions on structured matrices.
 Chair of the Organizing Committee for the 2005 IWOTA 
International Workshop on Operator Theory and Applications,
Storrs, July 2427, 2005
 CoChair in the Organizing Committee of
Advanced Signal Processing Algorithms, Architectures, and Implementations,
held in the frameworks of the
SPIE annual meeting, San Diego, 24 August 2005.
 Member of the Organizing Committee of the 2005 International Conference on
Matrix Methods and Operator Equations,
June 20  25, 2005, Moscow.



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