Specialist, Pedagogical Institute, Kamenec-Podolsk, 1966. Aspirant, Institute of Mathematics, Kiev, Ukraine, 1970. Candidate in Physics and Mathematics, Academy of Sciences Ukraine, 1970.
Doctor in Physics and Mathematics, Academy of Sciences Ukraine, 1991.
Junior researcher Institute of Mathematics, Kiev, 1967—1975, major researcher, 1975—1992, leading researcher, since 1992, member science council. Professor Polytechnic Institute, Kiev. Consultant in field.
Married Taisa Ignatievna Gorb. Children: Andrij Grigorievich, Tatiyana Grigorievna Faychuk.