Ivan I. Kyrchei

Ivan I. Kyrchei earned from Ivan Franko National University of Lviv, Ukraine, a MS in Mathematics (1992); a PhD in Algebra and Number Theory (2007) from Taras Shevchenko National University of Kyiv. Subsequently, in 2021, he was awarded the Doctor of Science degree in Physics and Mathematics, with a specialization in Algebra and Number Theory, by the Institute of Mathematics (Kyiv) of the National Academy of Sciences of Ukraine. He is now the Leading Researcher at the Pidstryhach Institute for Applied Problems of Mechanics and Mathematics of the NASU, Lviv, Ukraine. His work in Algebra, Linear Algebra, and their applications has resulted in over 100 publications, among them more than 80 SCI papers, 4 Editor's books, and 14 chapters in scientific collection books. From 2019 until recently, he was included in the top 2% of the most cited scientists worldwide according to Elsevier and SciTech Strategies. He received the award from the National Academy of Sciences of Ukraine for professional achievements. His research interests include: quaternion algebras; generalized inverses; quaternion matrix and differential matrix equations; quaternion weighted graphs.