dr hab. Michał Wojtylak, prof. UJ

Jednostki:

  • Wydział Matematyki i Informatyki UJ
  • Instytut Matematyki
  • Katedra Analizy Funkcjonalnej

Doktorat  Otwarcie: 2005-06-23, Zamknięcie: 2007-09-27

Habilitacja  Otwarcie: 2016-05-19, Zamknięcie: 2016-12-22

Publikacje:

24.
Patryk Pagacz, Michał Wojtylak
Random perturbations of matrix polynomials, J THEOR PROBAB (2020),
23.
Patryk Pagacz, Paweł Pietrzycki, Michał Wojtylak
Between the von Neumann inequality and the Crouzeix conjecture, LINEAR ALGEBRA APPL vol. 605 (2020), 130-157
22.
Thomas Berger, Hannes Gernandt, Carsten Trunk, Henrik Winkler, Michał Wojtylak
The gap distance to the set of singular matrix pencils, LINEAR ALGEBRA APPL vol. 564 (2019), 28-57
21.
Christian Mehl, Volker Mehrmann, Michał Wojtylak
Linear algebra properties of dissipative Hamiltonian descriptor systems,, SIAM J MATRIX ANAL A vol. 39 (2018), 1489-1519
20.
Luca Perotti, Michał Wojtylak
Matrix methods for Pad e approximation: numerical calculation of poles, zeros and residues, LINEAR ALGEBRA APPL vol. 548 (2018), 95-122
19.
Christian Mehl, Volker Mehrmann, Michał Wojtylak
Parameter Dependent Rank-One Perturbations of Singular Hermitian or Symmetric Pencils, SIAM J MATRIX ANAL A vol. 38 (2017), 72-95
18.
Anna Kula, Michał Wojtylak, Janusz Wysoczański
Rank two perturbations of matrices and operators and operator model for t-transformation of measures, J FUNCT ANAL vol. 272 (2017), 1147-1181
17.
Franciszek Hugon Szafraniec, Michał Wojtylak
The Sobolev moment problem and Jordan dilations, J MATH ANAL APPL vol. 444 (2016), 1675-1689
16.
Maxim Derevyagin, Luca Perotti, Michał Wojtylak
Truncations of a class of pseudo-Hermitian tridiagonal matrices, J MATH ANAL APPL vol. 438 (2016), 738-758
15.
Christian Mehl, Volker Mehrmann, Michał Wojtylak
On the distance to singularity via low rank perturbations, OPER MATRICES vol. 9 (2015), 733-772
14.
Michał Wojtylak
Global and local behavior of zeros of nonpositive type, J MATH ANAL APPL vol. 414 (2014), 273-284
13.
Patryk Pagacz, Michał Wojtylak
On the spectral properties of a class of H-selfadjoint random matrices and the underlying combinatorics, ELECTRON COMMUN PROB vol. 19 (2014), 14
12.
Michał Wojtylak
On a class of H –selfadjont random matrices with one eigenvalue of nonpositive type, ELECTRON COMMUN PROB vol. 17 (2012), 1-14
11.
Michał Wojtylak, A.C.M.Ran
Eigenvalues of rank one perturbations of unstructured matrices, LINEAR ALGEBRA APPL vol. 437 (2012), 589-600
10.
Michał Wojtylak
On determining the domain of the adjoint operator, J MATH ANAL APPL (2012), 224-233
9.
Michał Wojtylak, F.Philipp,A.C.M.Ran
Local Definitizability of T^[*]T and TT^[*], INTEGR EQUAT OPER TH vol. 71 (2011), 491-508
8.
Michał Wojtylak, H.S.V.deSnoo,H.Winkler
Zeros of nonpositive type of generalized Nevanlinna functions with one negative square, J MATH ANAL APPL (2011), 399-417
7.
Michał Wojtylak
Domination and commutativity in Pontryagin spaces, J OPERAT THEOR vol. 65 (2011), 115-129
6.
Franciszek Hugon Szafraniec, Michał Wojtylak
Pontryagin space structure in reproducing kernel Hilbert spaces over *-semigroups, POSITIVITY (2011), 161-174
5.
Michał Wojtylak, A.C.M.Ran
The pair of operators $T^{[*]}T$ and $TT^{[*]}$; J-dilations and canonical forms, INTEGR EQUAT OPER TH (2010), 313-335
4.
Michał Wojtylak, A.C.M.Ran
Analysis of spectral points of the operators $T^{[*]} T$ and $TT^{[*]} $ in a Krein space, INTEGR EQUAT OPER TH (2009), 263-280
3.
Michał Wojtylak
A criterion for selfadjointness in Krein spaces, B LOND MATH SOC (2008), 807-816
2.
Michał Wojtylak
Noncommuting Domination in Krein Spaces Via Commutators of Block Operator Matrices, INTEGR EQUAT OPER TH (2007), 129-147
1.
Michał Wojtylak
Algebras dense in $L^2$ spaces: an operator approach, GLASGOW MATH J (2005), 155-165

Konferencje:

5.
Jan Stochel, Zenon Jabłoński, Michał Wojtylak.
17th Workshop: Noncommutative Probability Levy processes and operator algebras, with applications, Uniwersytet Wrocławski, Będlewo, Polska, 2016-07-24 - 2016-07-30
4.
Michał Wojtylak.
The 20th ILAS Conference, 2016, KU Leuven, Leuven, Belgia, 2016-07-11 - 2016-07-15
3.
Jan Stochel, Zenon Jabłoński, Piotr Niemiec, Michał Wojtylak, Paweł Pietrzycki.
5th Summer Workshop on Operator Theory, University of Agriculture in Krakow, Kraków, Polska, 2016-07-05 - 2016-07-09
2.
Marek Kosiek, Jan Stochel, Zenon Jabłoński, Piotr Niemiec, Michał Wojtylak, Patryk Pagacz, Paweł Pietrzycki.
Spectral Theory and Applications, AGH, Kraków, Polska, 2015-05-26 - 2015-05-30
1.
Michał Wojtylak.
86th GAMM Annual Scientific Conference, GAMM, Lecce, Włochy, 2015-03-23 - 2015-03-27

Konferencje organizowane:

Granty (realizowane po maju 2009 roku)

TytułRolaRozpoczęcieZakończenie
Analiza spektralna macierzy i jej zastosowaniaKierownik2012-04-022015-04-01