László Kérchy - ODT Personal data sheet


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Personal data sheet

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personal data approved: 2023. XI. 15.

Personal data

name	László Kérchy
name of institution	University of Szeged
doctoral school	SzTE Mathematics Doctoral School (Core member emeritus) SzTE Doctoral School of Computer Science (Academic staff member Az oktató a doktori iskola doktoranduszai számára oktat tantárgyat, és/vagy a doktori iskola megszavazta, hogy doktoranduszok számára kutatási témát írjon ki. )
the share of work in the different doctoral schools.	SzTE Mathematics Doctoral School 77% SzTE Doctoral School of Computer Science 23%
accreditation statement submitted to:	University of Szeged

Contact details
E-mail address	kerchymath.u-szeged.hu
phone number	+36 62 544-094
	own web page

Academic title
scientific degree, title	Ph.D.
year degree was obtained	1982
discipline to which degree belongs	mathematics and computing
institution granting the degree	Tudományos Minősítő Bizottság (to be translated)
scientific degree, title	DSc
year degree was obtained	1989
discipline to which degree belongs
institution granting the degree	HAS

Employment
1975 -	University of Szeged professor emeritus

Thesis topic supervisor

number of doctoral students supervised until now

number of students who fulfilled course requirements

students who obtained their degrees:

ATTILA PÉTER SZALAI	PhD	2015	DSMath
Attila Szalai	PhD	2015
György Pál Gehér	PhD	2015	DSMath
Zoltán Léka	PhD	2009	DSMath

Thesis topic proposals

Research
research area	Operators on Hilbert spaces and Banach spaces
research field in which current research is conducted	mathematics and computing

Publications

2020

Kérchy László: Numerical ranges of model operators and Clark neasures, JOURNAL OF MATHEMATICAL ANALYSIS AND APPLICATIONS 491: (1) p. 124281.
type of document: Journal paper/Article
language: English

2020

Kérchy László: Pluquasisimilar Hilbert space operators, ACTA SCIENTIARUM MATHEMATICARUM - SZEGED 86: pp. 503-520.
type of document: Journal paper/Article
language: English

2019

Kérchy László: Quasianalytic n-tuples of Hilbert space operators, JOURNAL OF OPERATOR THEORY 81: (1) pp. 3-20.
type of document: Journal paper/Article
language: English
URL

2017

L Kérchy: Uniqueness of the numerical range of truncated shifts, ACTA SCIENTIARUM MATHEMATICARUM - SZEGED 83: pp. 243-261.
type of document: Journal paper/Article
language: English
URL

2016

L Kérchy: Quasianalytic polynomially bounded operators, In: D, Gaspar; M, Junge; D, Timotin; F, -H Vasilescu (szerk.) Operator Theory: the State of the Art, Theta (2016) pp. 75-101.
type of document: Part of book/Szaktanulmány (to be translated)
number of independent citations: 1
language: English

2012

Kérchy László, Totik Vilmos: Compression of quasianalytic spectral sets of cyclic contractions, JOURNAL OF FUNCTIONAL ANALYSIS 263: (9) pp. 2754-2769.
type of document: Journal paper/Article
number of independent citations: 4
language: English
URL

2010

László Kérchy, Béla Sz -Nagy, Ciprian Foias, Hari Bercovici: Harmonic Analysis of Operators on Hilbert Space, Springer-Verlag New York, Inc.
type of document: Book/Monography
number of independent citations: 136
language: English
URL

2007

Kérchy L: Shift-type invariant subspaces of contractions, JOURNAL OF FUNCTIONAL ANALYSIS 246: pp. 281-301.
type of document: Journal paper/Article
number of independent citations: 4
language: English
URL

2000

Kérchy L: Isometries with isomorphic invariant subspace lattices, JOURNAL OF FUNCTIONAL ANALYSIS 170: pp. 475-511.
type of document: Journal paper/Article
number of independent citations: 1
language: English
URL

1999

Kérchy L: Hyperinvariant subspaces of operators with non-vanishing orbits, PROCEEDINGS OF THE AMERICAN MATHEMATICAL SOCIETY 127: pp. 1363-1370.
type of document: Journal paper/Article
number of independent citations: 10
language: English
URL

Number of independent citations to these publications:

156

Scientometric data

Saját közlemény- és idézőlista

list of publications and citations

number of scientific publications that meet accreditation criteria:

number of scientific publications:

monographs and professional books:

monographs/books in which chapters/sections were contributed:

scientific publications published abroad that meet the accreditation criteria:

publications not in Hungarian, published in Hungary, meeting the accreditation criteria:

number of independent citations to scientific publications and creative works:

391