Originally from
New York, he held a Doctorate of Mathematics degree from
University of Wisconsin-Madison, and was professor of mathematics at
University of Illinois at Urbana-Champaign since 1954. He wrote for several scientific publications like the
Complex Variables and Elliptic Equations International Journal, the
Constructive Approximation mathematical journal, the
American Mathematical Monthly, the
Journal of Differential Equations, the
Journal of Approximation Theory, the
Journal of Symbolic Logic, the
Journal of the Australian Mathematical Society. He also collaborated to the
Functional Analysis periodical, the
Tohoku Mathematical, the
Mathematical Proceedings of the Cambridge Philosophical Society, the
Franklin Institute-engineering and Applied Mathematics,
Combinatorica,
Israel Journal of Mathematics, and
Journal of Theoretical Neurobiology, among others. He was a member of the American Mathematical Society for 43 years, which published many of his papers in the
Proceedings of the American Mathematical Society. He died on March 25, 1995, in
Urbana, Illinois. ==References==