Draft:Justyna Jarczyk
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Submission declined on 28 April 2026 by EatingCarBatteries (talk).
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Justyna Marta Jarczyk (in scientific publications: Justyna Jarczyk) (born 27 September 1975) is a Polish mathematician specializing in functional equations, the theory of means, iteration theory, and invariant mean-type mappings. She is an Associate Professor at the University of Zielona Góra, where she conducts research and supervises students in the Institute of Mathematics.[1][2][3]She is married to Witold Jarczyk, who is also a Polish mathematician. They have one child.
Early life and education
[edit]Justyna Jarczyk earned her Master of Science in Mathematics in 1999 at the Pedagogical University of Zielona Góra. She completed her PhD in Mathematics in 2007 at the University of Zielona Góra. In 2020 she received her habilitation in mathematical sciences (discipline: mathematics) from the same institution. [4][AI-retrieved source]
Academic career
[edit]Justyna Jarczyk began her academic career as an Assistant at the University of Zielona Góra, later becoming an Assistant Professor. She is currently an Associate Professor at the University of Zielona Góra.
Research
[edit]Justyna Jarczyk’s research focuses on various aspects of functional equations and the theory of means, with particular emphasis on invariant means, mean-type mappings, and iteration theory. [1][2][3]
Her main research topics include: * functional equations * theory of means and invariant means * functional equations involving superposition * iteration and iterative roots of mean-type mappings * iterative functional equations of higher orders * fractional iterates and flows of Möbius transformations * iterative roots of piecewise monotonic functions * applications of convexity in the theory of means
She is the author or co-author of over 30 research papers, published mainly in journals indexed in the Journal Citation Reports. [2][3]
Selected contributions
[edit]Her notable scientific contributions include: * results on invariance of means and invariant mean-type mappings * work on functional equations generated by pairs of means * contributions to the theory of iteration and iterative roots * development of methods related to fractional iterates and Möbius transformations
Awards and honors
[edit]Justyna Jarczyk has received several distinctions, including:
- ISFE Medal for Outstanding Contribution to the International Symposium on Functional Equations[5]
- Awards in the Marek Kuczma Competition for the best Polish paper in functional equations[6]
- Rector’s Awards of the University of Zielona Góra
Professional service
[edit]She has been involved in organizing major international conferences, including:
- 20th European Conference on Iteration Theory (Łagów, Poland, 14–20 September 2014)[7]
- 57th International Symposium on Functional Equations (Jastarnia, Poland, 2–9 June 2019)[5]
- Medal of the National Education Commission[8]
Memberships
[edit]She is a member of:
- Working Group on Generalized Convexity[10]
- International Society of Difference Equations[11]
References
[edit]- ^ a b "Justyna Jarczyk's institutional profile". Institutional profile, Institute of Mathematics, University of Zielona Gór.
- ^ a b c "Justyna Jarczyk". scholar.google.com. Retrieved 2026-02-23.
- ^ a b c "ORCID". orcid.org. Retrieved 2026-02-23.
- ^ "Ludzie Nauki". ludzie.nauka.gov.pl. Retrieved 2026-02-23.
- ^ a b "ISFE - Main Page". isfe.uken.krakow.pl. Retrieved 2026-02-23.
- ^ "Marek Kuczma Competition – list of awarded papers | Uniwersytet Śląski w Katowicach". 2021-12-16. Retrieved 2026-02-23.
- ^ "20th European Conference on Iteration Theory, Łagów, Poland". www.ecit2014.wmie.uz.zgora.pl. Retrieved 2026-02-23.
- ^ "Kolejne odznaczenia państwowe i resortowe oraz nagrody Rektora dla pracowników UZ" (in Polish).
- ^ "Polskie Towarzystwo Matematyczne | Organizacja Pożytku Publicznego". www.ptm.org.pl. Retrieved 2026-02-23.
- ^ "Working Group on Generalized Convexity – The Working Group dealing with Convexity, Monotonicity and their Extensions and Applications". www.genconv.org. Retrieved 2026-02-23.
- ^ "Mission". ISDE. 2026-02-23. Retrieved 2026-02-23.
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