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Volume 254, Issue 3
April 2021This issue is a translation of Ukrains’kiĭ Matematychnyĭ Visnyk (Ukrainian Mathematical Bulletin) Vol. 17, No. 3, 2020. International Editorial Board of Ukrains’kiĭ Matematychnyĭ Visnyk: M. Atiyah (deceased), B. Bojarski (deceased), A. Friedman, O. Martio, L. Nirenberg (deceased), A. Samoilenko (Editor-in-Chief).
8 articles in this issue