What Columbia University professor proved the Earle-Hamilton fixed-point theorem with Clifford Earle in 1968?
Richard S. Hamilton Richard Streit Hamilton (born 1943) is Davies Professor of Mathematics at Columbia University.
Murray Brown Murray George Brown (born 10 November 1936) is a Full Professor (Retired) at Dalhousie University. The Dalhouse University credits Murray Brown with over 50 Refereed Journals, Conference Abstracts, Proceedings, and Major Reports. Brown holds post-retirement appointments in the College of Pharmacy and the Department of Community Health and Epidemiology at Dalhousie University.