Professor Earl David Rainville (5 November 1907 – 29 April 1966[1]) taught in the Department of Engineering Mathematics at the University of Michigan, where he began as an assistant professor in 1941.[2] He studied at the University of Colorado,[3] receiving his B.A. there in 1930 before going on to graduate studies at Michigan, where he received his Ph.D. in 1939 under the supervision of Ruel Churchill.[4]