The eightieth birthday of Professor Josef Novák

EDITORIAL 65 th Birthday of Professor Hauptmann

Professor G. Leitmann on for 85th Birthday

George Leitmann was born in Vienna, Austria on May 24, 1925. He emigrated, with his mother and two grandmothers, to the USA in 1940. Leitmann entered a technical high school in New York from which he graduated in 1943. Immediately after graduation he joined the US army and served in the reconnaissance unit of a Combat Engineer Battalion in France in 1944-45. For his role in the battle for Colma...

Professor Vladimír Bencko Celebrates 80th Birthday.

Professor Bolesław Rutkowski's 70th birthday Laudatio

On 5 December 2014 Professor Bolesław Rutkowski, the outstanding Polish nephrologist, doctor and researcher, renowned organizer, our teacher, colleague and friend, will celebrate his 70th birthday. We would like to take this opportunity to present to you his life and his scientific achievements. Professor Bolesław Rutkowski was born into a family of intellectuals in Vilnius on 5 December 1944. ...

Eighty Fifth Anniversary of Birthday and Scientific Legacy of Professor

The paper is concentrated on Professor Miloš Ráb and his contribution to the theory of oscillatory properties of solutions of second and third order linear differential equations, the theory of differential equations with complex coefficients and dynamical systems, and the theory of nonlinear second order differential equations. At the beginning, we take a brief look at the most important momen...