As a student, he won a gold medal in the first International Mathematical Olympiad. He attended and graduated his master's degree at the Lajos Kossuth University (Debrecen, Hungary). His Ph.D. degree was accepted in 1971 at the University of Southern California. He is a researcher at the Los Alamos National Laboratory since 1975. The number of his scientific publications is 171, which have 2418 citations.