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Email:
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roman.sotak@upjs.sk |
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Homepage:
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https://www.upjs.sk/PF/zamestnanec/roman.sotak | |
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Faculty:
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PF UPJŠ
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Pavol Jozef Šafárik University in Košice, Faculty of Science
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Department:
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ÚMAT
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Institute of Mathematics
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Office:
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SJ1O74 | |
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Phone:
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+421 55 234 2211,2119,2212 | |
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ORCID ID:
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0000-0002-0667-0019 |
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Overview of the responsibility for
the delivery, development and quality assurance of the study programme or its part
at the university in the current academic year
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Study programme: Mb - Mathematics (OZŠP - person responsible for a study programme, RŠP - chair of the Study Programme Council), study field: Mathematics, first degree
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Study programme: MMm - Managerial Mathematics (OZPP - person responsible for teaching a profile course, RŠP - member of the Study Programme Council), study field: Mathematics, second degree
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Study programme: DMd - DIscrete Mathematics (OZPP - person responsible for teaching a profile course, RŠP - member of the Study Programme Council), study field: Mathematics, third degree
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Profile courses
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ÚMV/DSMa - Discrete mathematics I - Mb - Mathematics, first degree
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ÚMV/KOO/10 - Combinatorial optimization - MMm - Managerial Mathematics, second degree
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ÚMV/dTTG/10 - Topological graph theory - DMd, DMde - Discrete Mathematics, third degree
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ÚMV/dTGF/10 - Graph theory - DMd, DMde - Discrete Mathematics, third degree
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Overview of the responsibility for
the development and quality of the field of habilitation procedure and inaugural procedure
in the current academic year
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Name of the field of habilitation procedure and inaugural procedure:
Mathematics, study field to which it is assigned: Mathematics
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Selected publications
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Note on list star edge‐coloring of subcubic graphs, Borut Lužar, Martina Mockovčiaková, Roman Soták, Journal of Graph Theory, ISSN 0364-9024, Vol. 90, no. 3 (2019), p. 304-310, DOI 10.1002/jgt.22402 |
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Strong edge colorings of graphs and the covers of Kneser graphs, Borut Lužar, Edita Máčajová, Martin Škoviera, Roman Soták, Journal of Graph Theory, ISSN 0364-9024, Vol. 100(4) (2022), p. 686-697, DOI 10.1002/jgt.22802 |
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Proper conflict-free and unique-maximum colorings of planar graphs with respect to neighborhoods, Igor Fabrici, Borut Lužar, Simona Rindošová, Roman Soták, ISSN 0166-218X, Discrete Applied Mathematics, Vol. 324 (2023), p. 80 - 92, DOI 10.1016/j.dam.2022.09.011 |
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Note on 3-choosability of planar graphs with maximum degree 4, Francois Dross, Borut Lužar, Mária Maceková, Roman Soták, Discrete Mathematics, ISSN 0012-365X, Vol. 342, no. 11 (2019), p. 3123-3129, DOI 10.1016/j.disc.2019.06.021
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Long cycles and spanning subgraphs of locally maximal 1-planar graphs, Igor Fabrici, Jochen Harant, Tomáš Madaras, Samuel Mohr, Roman Soták, Carol T. Zamfirescu, Journal of Graph Theory, ISSN 0364-9024, Vol. 95, no. 1 (2020), p. 125-137, DOI 10.1002/jgt.22542
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Selected projects
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APVV-23-0191: Chromaticity and structure of planar, embedded and planar-like graphs, 2016-2020, Principal investigator |
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VEGA-1/0574/21: Graph colourings with respect to local constraints, 2021-2024, Principal Investigator |
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APVV-19-0153: Embedded graphs – colorings and structure, 2020-2024, Principal investigator |
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APVV-15-0116: Structural and chromatic graph characteristic, 2016-2020, Principal investigator |
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DAAD: Problems of structural and chromatic graph theory 2019-2021, Principal investigator |
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Top Research Team (2nd call of AK SR) - KOSDIM - The Košice group of Discrete Mathematics (2017 - up to now) |
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Organisational activities
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Member and/or chair - Scientific Board of PF UPJŠ a Scientific Board of UPJŠ, SB of PF UPJŠ: 2007 - up to now (from 2019 chair), SB of UPJŠ: 2019- up to now
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Member and/or chair - Academic Senate of PF UPJŠ and Academic Senate of UPJŠ, AS PF UPJŠ: 2004 - 2011 (in the period 2003-2007 chair), AS UPJŠ: 2007-2019 (in the
periods 2007-2009 and 2015-2019 chair)
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University representative - Council of Higher Education Institutions, Presidency of the Council of Higher Education
Institutions, 2007-up to now
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Representative of the Council of Higher Education Institutions - Development and Financing Council, 2008-up to now
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Member of Departmental Committee for Doctoral Study in Discrete Mathematics - Departmental Committee for Doctoral Studies, 2014-up to now
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International collaboration
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Czech Republic - Charles University, Prague (P. Gregor) Czech Republic - University of West Bohemia, Pilsen (P. Holub, M. Mockovčiaková, E. Rollová) France - University of Bordeaux, Bordeaux (F. Kardoš, E. Sopena) France - University of Montpellier, Montpellier (M. Montassier) Germany - Technische Universität Ilmenau, Ilmenau (J. Harant, E. Hexel, J. M. Schmidt, S. Mohr) Germany - TU Bergakademie Freiberg, Freiberg (I. Schiermeyer) Germany - University of Applied Sciences Dresden, Dresden (M. Voigt) Germany - Technische Universität Braunschweig, Braunschweig (A. Kemnitz, M. Marangio) Hungary - Hungarian Academy of Sciences, Budapest (Zs. Tuza) Poland - AGH University of Science and Technology, Krakow (J. Przybyło) Slovenia - University of Ljubljana, Ljubljana (R. Škrekovski, B. Lužar) Slovenia - Faculty of Information Studies in Novo mesto, Novo mesto (B. Lužar)
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