Pidstryhach Institute for Applied Problems of Mechanics and Mathematics, NAS of Ukraine, Lviv, Ukraine.

Ivan Kyrchei was born in 1964 in Lviv region, Ukraine. He received his Ph.D. (Candidate of Science) degree in 2008 from Taras Shevchenko National University of Kyiv. Now he is working as a Researcher Fellow of Pidstryhach Institute for Applied Problems of Mechanics and Mathematics of National Academy of Sciences of Ukraine. He was awarded the title of Senior Research Fellow (Algebra and Theory of Numbers) from Ministry of Education and Science of Ukraine, equivalent to Associate Professor. His research interests are mostly in Algebra, Linear Algebra and their applications. His papers have published in well-known professional journals and editor’s books. He serves also as Editorial Board Member and reviewer in several journals.