Recent progress in operator theory: International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995
Gespeichert in:
| Format: | Tagungsbericht Buch |
|---|---|
| Sprache: | German |
| Veröffentlicht: |
Basel [u.a.]
Birkhäuser
1998
|
| Schriftenreihe: | Operator theory
103 |
| Schlagworte: | |
| Online-Zugang: | Inhaltsverzeichnis |
| Beschreibung: | X, 283 S. Ill. |
| ISBN: | 3764358912 0817658912 |
Internformat
MARC
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| 245 | 1 | 0 | |a Recent progress in operator theory |b International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 |c I. Gohberg ... eds. |
| 264 | 1 | |a Basel [u.a.] |b Birkhäuser |c 1998 | |
| 300 | |a X, 283 S. |b Ill. | ||
| 336 | |b txt |2 rdacontent | ||
| 337 | |b n |2 rdamedia | ||
| 338 | |b nc |2 rdacarrier | ||
| 490 | 1 | |a Operator theory |v 103 | |
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Datensatz im Suchindex
| _version_ | 1804126249609592832 |
|---|---|
| adam_text | Table
of contents
Editorial introduction
......................................................
IX
List of participants
.........................................................
XI
Inversion formulas for compressions of block-Toeplitz operators
D.Z. Arov
1.
Introduction
.......................................................... 1
2.
Main results
.......................................................... 3
3.
Inversion formulas for block-Toeplitz and block-Pick matrices
.......... 7
4.
Inversion formulas for block-Toeplitz integral
operators in L2n(0. a) (a
<
oc)
........................................ 12
References
............................................................... 17
Contractive linear relations in Pontryagin spaces
Τ.Υλ.
Azizov and A. Dijksma
1.
Introduction
.......................................................... 19
2.
Contractive linear relations
............................................ 21
3.
Regularization
........................................................ 27
4.
Criteria for maximality
................................................ 30
5.
Properties of maximal contractive linear relations
..................... 12
6.
Invariant subspaces
...................................................
i(i
References
............................................................... 10
On a new algorithm for almost periodic factorization
M.A.
Bastos.
Yu.I. Karlovich. I.M.
Spii
koysky and P.M. Tishin
1.
Introduction
..........................................................
>3
2.
Known results
......................................................... ) >
3.
The reduction procedure
.............................................. 00
4.
Matrices with regular Fourier spectra
.................................. · )>
5.
Repeated use of the reduction procedure
.............................. 02
0.
Trinomial
ƒ ........................................................... (>■ >
7.
Block matrix
generalizat
ions
..........................................
(¡S
8.
Final remarks
......................................................... 72
References
............................................................... 7:5
λ Ι
Table of contents
On the normal solvability of cohomological
equations on compact topological spaces
G. Belitskii and Yu. Lyubicii
1.
Introduction
.......................................................... 75
2.
Dynamical lemmas
.................................................... 78
3.
Proof of the Main Theorem
........................................... 80
4.
Appendix
............................................................. 82
References
............................................................... 85
On
nonnegative
realizations of rational matrix functions
and
nonnegative
input-output systems
K.-II.
Förster
and B.
Nagy
1.
Introduction
.......................................................... 89
2. Xonnegative
realizations of rational matrix functions
.................. 91
3. Xonnegative
input output systems
.................................... 97
4.
Appendix
............................................................. 101
References
............................................................... 103
On the geometric structure of regular dilations
D.
Gaspar
and X. Such;
1.
Notations and preliminaries
........................................... 105
2.
The structure of regular and ♦-regular isometric dilations
.............. 107
3.
Functional model and maximal function for a
bicontraction having a ^-regular dilation
.............................. 113
References
............................................................... 119
On generalized interpolation and shift invariant
maximal
semidefinite subspaces
A.
Gheoxdea
1.
Introduction
.......................................................... 121
2.
Preliminaries
.......................................................... 122
3.
Generalized interpolation
.............................................. 127
1.
The bitangential Nevanlinna-Pick problem
............................ 133
References
............................................................... 135
The sum of matrix Nevanlinna functions
and self-adjoint extensions in exit spaces
S. Hassi. M. Kaltenback and II.
S.V.
de Sxoo
1.
Introduction
.......................................................... 137
2.
Xevanlhnia pairs
...................................................... 138
3.
Krein s formula
....................................................... 140
Table
of
contents
VII
4.
The sum of Q-functions
............................................... 112
5.
The orthogonal sum of Sturm-Liouville operators
...................... 116
6. Schur
complements of Q-functions
..................................... 148
7.
Nevanlinna functions and exit spaces
.................................. 150
References
............................................................... 153
Properties of derived Hankel matrices
G.
Heinig
1.
Introduction
.......................................................... 155
2.
Representations of m-derivcd Hankel matrices
......................... 157
3.
Vanderiuondc factorization
............................................
l(i()
4.
Generating functions and Bezoutians
..................................
1(>5
5.
Triangular derived Hankel matrices
.................................... 107
References
............................................................... 1
(i!)
The probability that a (partial) matrix is positive
semidefinite
CR.
Johnson
and
G.
Nevdal
1.
Introduction
.......................................................... 171
2.
The case of full matrices
.............................................. 173
3.
The case of partial matrices
........................................... 179
4.
The probability of the existence of a
positive
semidefinite
completion
....................................... 180
References
............................................................... 182
Factorization of lower triangular unitary operators with
finite
Kronecker
index into elementary factors
M.A.
Кллѕиоек
and D.R.
Рік
1.
Introduction
..........................................................
l^- i
2.
Unitary time varying systems
......................................... 185
3.
Observability and controllability of unitary time varying systems
......
Ш)
4.
A realization theorem
.................................................
l!)(i
5.
Cascade connection and factorization
.................................. 202
6.
Proof of Theorems
1.1
and
1.2 ........................................ 2(1*
7.
Main theorems for operators in the class CK
.......................... 211
References
............................................................... 21 (
і
Fredholm theory of interpolation morphisms
M. Kra
i. .si·;
1.
Introduction
.......................................................... 21!)
2.
Fredholm theory in a paraalgebra ol interpolation niorphisms
.......... 220
VIII Table of
contents
3.
Interpolation
of Fredliolm elements
.................................... 226
4.
Perturbation results for the real interpolation methods
................ 227
References
............................................................... 230
Resolvents of symmetric operators and the
degenerated Nevanlinna-Pick problem
H.
Langer
and H. Woracek
1.
Introduction
.......................................................... 233
2.
Straus extensions
..................................................... 234
3.
The u-resolvcnts of
5 ................................................. 239
4.
The degenerated Xevanlinna-Piek problem
............................ 249
5.
Explicit formulas
...................................................... 253
References
............................................................... 260
Perturbation of linear semigroups
G. SCHI.Ï CHTERMANN
1.
Introduction
.......................................................... 263
2.
Essential spectral radius for perturbed semigroups
.....................265
References
............................................................... 276
On the approximation of operators and the con¬
vergence of the spectra of the approximants
M.P.H. Wolff
1.
Introduction
.......................................................... 279
2.
The main result
....................................................... 280
3.
Auxiliary results and proofs
........................................... 281
References
............................................................... 282
|
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| language | German |
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| physical | X, 283 S. Ill. |
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| series | Operator theory |
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| spelling | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 I. Gohberg ... eds. Basel [u.a.] Birkhäuser 1998 X, 283 S. Ill. txt rdacontent n rdamedia nc rdacarrier Operator theory 103 Operatortheorie (DE-588)4075665-8 gnd rswk-swf Operator (DE-588)4130529-2 gnd rswk-swf (DE-588)1071861417 Konferenzschrift 1995 Regensburg gnd-content Operatortheorie (DE-588)4075665-8 s DE-604 Operator (DE-588)4130529-2 s 1\p DE-604 Gohberg, Yiśrāʿēl Z. 1928-2009 Sonstige (DE-588)118915878 oth International Workshop on Operator Theory and Applications 8 1995 Regensburg Sonstige (DE-588)2167701-3 oth Operator theory 103 (DE-604)BV000000970 103 Digitalisierung TU Muenchen application/pdf http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=007898077&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA Inhaltsverzeichnis 1\p cgwrk 20201028 DE-101 https://d-nb.info/provenance/plan#cgwrk |
| spellingShingle | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 Operator theory Operatortheorie (DE-588)4075665-8 gnd Operator (DE-588)4130529-2 gnd |
| subject_GND | (DE-588)4075665-8 (DE-588)4130529-2 (DE-588)1071861417 |
| title | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 |
| title_auth | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 |
| title_exact_search | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 |
| title_full | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 I. Gohberg ... eds. |
| title_fullStr | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 I. Gohberg ... eds. |
| title_full_unstemmed | Recent progress in operator theory International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 I. Gohberg ... eds. |
| title_short | Recent progress in operator theory |
| title_sort | recent progress in operator theory international workshop on operator theory and applications iwota 95 in regensburg july 31 august 4 1995 |
| title_sub | International Workshop on Operator Theory and Applications, IWOTA 95, in Regensburg, July 31 - August 4, 1995 |
| topic | Operatortheorie (DE-588)4075665-8 gnd Operator (DE-588)4130529-2 gnd |
| topic_facet | Operatortheorie Operator Konferenzschrift 1995 Regensburg |
| url | http://bvbr.bib-bvb.de:8991/F?func=service&doc_library=BVB01&local_base=BVB01&doc_number=007898077&sequence=000002&line_number=0001&func_code=DB_RECORDS&service_type=MEDIA |
| volume_link | (DE-604)BV000000970 |
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