Master of Arts in Mathematics, University Szeged, Hungary, 1975. Doctor of Philosophy in Mathematics, University Szeged, 1979. Doctor of Science in Mathematics, Hungarian Academy of Science, 1989.
Teaching assistant to associate professor University Szeged, Hungary, 1975—1990, professor, since 1990. Visiting professor Indiana University, Bloomington, 1988—1989, 1997, University Tennessee, Knoxville, 1998, Tes. Agricultural and Mechanical, College Station, 2005.