Frank, Leonid Simon was born on April 25, 1934 in Moscow. Son of Simon Iliahu and Zila (Tabachnik) F. Bachelor of Arts, Moscow State University, 1953, Master of Arts, 1958, Doctor of Philosophy, 1964. Assistant professor mathematics, associate professor Moscow State University, 1958-1968.
Head scientist fluid dynamics department, Soviet Academy of Sciences, Institute of Space Research, Moscow, 1968-1971. Visiting professor Ecole Polytechnic, Paris, 1972-1973, University Pavia, Italy, 1973. Associate professor Hebrew University, Jerusalem, 1973-1977.
Visiting full professor University Kentucky, Lexington, 1986-1987, University Paris, 1986-1987.
Full professor, chair applied mathematics University Nymegen, The Netherlands, since 1977.
Visiting professor Ecole Polytechnic Editor: Analytical and Numerical Approaches to Asymptotic Problems in Analysis, 1981. Contributor articles to professional journals.
Member American Mathematics Society, Moscow Mathematics Society, Israeli Mathematics Society, French Mat. Society, Dutch Mathematics Society.
