Professor Emeritus Years at UGA: 1984-2022 Josiah Meigs Distinguished Teaching Professor Research Focus: Differential Equations, Mathematical Physics, Global Analysis Relevant Links: UGA SmallSat Research Lab Notes on Sequences and Series (updated Dec. 2012) UGA Math Department Putnam Page. Research Research Areas: Geometry Applied Mathematics Research Interests: Much of my work has been in the area of integrable Hamiltonian systems. In general I am interested in properties and applications of differential equations.