Graduate, Charles University and Technology University, Prague, Czechoslovakia, 1960. Doctor of Philosophy, Hungarian Academy Science, Budapest, 1979. Doctor of Science in Mathematics, Hungarin Academy of Sciences, 1993.
Doctor in Natural Science, Eötvoös Lorand University, Budapest, 1980. Doctor habilitatus, Eötvoös Lorand University, Budapest, 1998.
Science fellow computing center Hungarian Academy of Sciences, Budapest, 1962-1969, science adviser Computer and Automation Institute, since 1978. Head of group, computing center Hungarian Planning Office, 1969-1978. Professor University Pecs, Hungary, since 1998.
Contributor numerous articles to professional journals.
Member János Bolyai Mathematics Society, American Mathematics Society, International Linear Algebra Society.
Married Emma Berendi, November 30, 1972 (deceased 1985). 1 child, Emma; married Klára Szabó, March 14, 1987. 1 child, Gabor.