Bohdan Yo. Ptashnyk — Scientist, Patriot and Citizen

To the 85 th anniversary of Corresponding Member of the NAS of Ukraine B.Yo. Ptashnyk

Abstract

The article is dedicated to the 85th anniversary of the famous Ukrainian mathematician, the author of fundamental works on the theory of non-classical boundary value problems for equations with partial derivatives, laureate of M.O. Lavrentiev Prize of the NAS of
Ukraine (2007), doctor of physical and mathematical sciences (1989), professor (1990), corresponding member of the NAS of Ukraine (2003) Bohdan Yo. Ptashnyk.