Prof. Dr. Ioannis P. Stavroulakis from Ioannina University will give a talk at the Department of Mathematics. The title of his talk will be "Oscillations of Differential and Difference Equations with Several Deviating Arguments". This talk will be held on April 13, 2017 at 1pm in the Seminar Room of the Mathematics-Physics Departments. All interested are invited. Prof. Dr. Ioannis P. Stavroulakis' talk will be in English. You may obtain an abstract of his talk from this link.