Our founding mentor is Gyula O.H. Katona.
The Department of Extremal Combinatorics was established at the beginning of 2021, when the long-existing and large Department of Discrete Mathematics was divided into three units of roughly the same size as the non-combinatorial departments. The main research profile of our department is the study of extremal problems concerning finite hypergraphs, partially ordered sets, vector spaces over finite fields, and graphs—that is, determining the maximum or minimum size of structures satisfying certain conditions. Our highlighted topics include Turán-type theorems, Sperner-type problems, and their generalizations.
Together with the Departments of Graph Theory and Combinatorics and Its Applications, we continue to organize the institute’s combinatorics seminars:
- Combinatorics Seminar
- Extremal Set Systems Seminar
- Combinatorial Search Theory Seminar.
Head of Department:
Sali Attila
Research Professor
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Research group:-
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Research department:Extremal combinatorics
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Room:III.4.
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Phone:+3613848304
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Email:sali.attila (at) renyi.hu
Employees:
Imre Bárány
Research Professor Emeritus
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Research group:-
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Research department:Extremal combinatorics
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Room:III.5.
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Phone:06 1 483-8330
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Email:barany.imre (at) renyi.hu
Frankl Péter
Scientific Advisor
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Research group:-
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Research department:Extremal combinatorics
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Room:-
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Phone:-
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Email:frankl.peter (at) renyi.hu
Füredi Zoltán
Research Professor
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Research group:-
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Research department:Extremal combinatorics
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Room:III/5.
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Phone:1/4838330
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Email:furedi.zoltan (at) renyi.hu
Gerbner Dániel
Senior Research Fellow
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Research group:-
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Research department:Extremal combinatorics
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Room:III/18.
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Phone:1/4838353
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Email:gerbner.daniel (at) renyi.hu
Alexey Gordeev
Research Fellow
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Research group:Arithmetic Combinatorics
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Research department:Extremal combinatorics
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Room:III. 8.
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Phone:-
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Email:gordeev.aleksei (at) renyi.hu
Gujgiczer Anna
Assistant Research Fellow
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Research group:Arithmetic Combinatorics
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Research department:Extremal combinatorics
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Room:Reál 11.
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Phone:+36 1 483 8397
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Email:gujgiczer.anna (at) renyi.hu
Philippa Holdridge
Research Fellow
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Research group:Arithmetic Combinatorics
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Research department:Extremal combinatorics
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Room:Reál 11.
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Phone:-
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Email:holdridge.philippa (at) renyi.hu
Katona O.H. Gyula
Research Professor Emeritus
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Research group:-
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Research department:Extremal combinatorics
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Room:I.8.
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Phone:06 1 483-8318
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Email:katona.gyula.oh (at) renyi.hu
Kiss Sándor
Senior Research Fellow
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Research group:Arithmetic Combinatorics
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Research department:Extremal combinatorics
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Room:III.11.
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Phone:-
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Email:kiss.sandor (at) renyi.hu
Gábor Kun
Senior Research Fellow
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Research group:-
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Research department:Extremal combinatorics
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Room:R.1.
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Phone:+36 1 483 8337
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Email:kun.gabor (at) renyi.hu
Péter Pál Pach
Research Professor
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Research group:Arithmetic Combinatorics
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Research department:Extremal combinatorics
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Room:III.11.
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Phone:+36 1 483 8357
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Email:pach.peter.pal (at) renyi.hu
Sándor Csaba
Senior Research Fellow
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Research group:Arithmetic Combinatorics
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Research department:Extremal combinatorics
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Room:III.11.
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Phone:+36 1 483 8357
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Email:sandor.csaba (at) renyi.hu
Endre Szemerédi
Research Professor
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Research group:-
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Research department:Extremal combinatorics
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Room:-
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Phone:-
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Email:szemeredi.endre (at) renyi.hu
External staff:
Alexander Sidorenko
External Fellow
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Research group:-
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Research department:Combinatorics and applicationsExtremal combinatorics
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Room:-
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Phone:-
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Email:sidorenko.ny (at) gmail.com