Oliver Heaviside FRS was an English self-taught mathematician and physicist who invented a new technique for solving differential equations, independently developed vector calculus, and rewrote Maxwell's equations in the form commonly used today. Wikipedia
Born: May 18, 1850, Camden Town, London, United Kingdom
Died: February 3, 1925 (age 74 years), Torquay, United Kingdom
Awards: Fellow of the Royal Society and IET Faraday Medal (1922)
Fields: Electrical engineering, mathematics and physics