Ernst Friedrich Ferdinand Zermelo made major contributions to mathematics in the area of set theory, especially by extending David Hilbert's work in solving the continuum hypothesis. The Zermelo-Fraenkel set theory is still in wide use. Zermelo was...

1871-1953 German mathematician best known for his work in set theory. He was the first to prove the well-ordering theorem (1904), a result important for many applications of set theory. Widely challenged, Zermelo responded with a second proof of the...

Ernst Friedrich Ferdinand Zermelo (July 27 1871, Berlin, German Empire – May 21 1953, Freiburg im Breisgau, West Germany) was a German mathematician, whose work has major implications for the foundations of mathematics and hence on philosophy. He...

METROPOLITAN MUSEUM OF ART, NEW YORK This first major museum show of Max Ernst to take place in New York in thirty years stakes a grand claim for his importance to twentieth-century art, and to the development of modern painting in particular. "Only...

Of Wauwatosa. Passed away Tues., May 12, 1998 at the age of 102 years. Preceded in death by his parents, his first wife Ruth Luckey Longenecker, his daughter Ardis Knauf (nee Longenecker), infant daughter Shirley Longenecker, his grandson Dan Knauf, brother William Longenecker, sisters,...