Karel deLeeuw
Karel deLeeuw, or de Leeuw ((1930-02-20)February 20, 1930 – (1978-08-18)August 18, 1978), was a mathematics professor at Stanford University, specializing in harmonic analysis and functional analysis. == Life and career == Born in Chicago, Illinois, he attended the Illinois Institute of Technology and the University of Chicago, earning a B.S. degree in 1950.