Concepts familiar from grade-school algebra have broad ramifications in computer science.
Paul Warren, a research engineer in the Gas Turbine Lab, died Jan. 26 following a brief illness. He was 63.
Warren was an MIT graduate and had lived in Watertown since 1969.
He is survived by his wife, Patricia (Moise) Warren; two sons, Daniel S. Warren of Laconia, N.H., and Everett A. Warren of Lehighton, Pa.; his mother, Ila Mae Warren of Hickory, N.C.; a brother, David L. Warren of Hickory, N.C.; and three grandchildren.
Donations may be made to the Tucker Gosnell Gastro-Intestinal Cancer Center, 55 Fruit St., Boston, MA 02114, or to a medical cause of one's choice.