**Organizers**

Faculty of Mathematics, Computer Science and Econometrics
of University of Zielona Góra Szafrana 4A, 65-516 Zielona Góra, Poland |
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Faculty of Mathematics and Computer Science of Adam Mickiewicz University |
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Faculty of Mathematics and Computer Science of Jagiellonian University |
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Institute of Mathematics of Poznań University of Technology |
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Polish Academy of Sciences |