Jan Camiel Willems

Jan Camiel Willems was a Belgian mathematical system theorist who has done most of his scientific work while residing in the Netherlands and the United States. He is most noted for the introduction of the notion of a dissipative system and for the development of the behavioral approach to systems theory. ^{Jan Camiel Willems, Belgian mathematician and theorist (d. 2013)}

18 September 1939

Born on the same birth date (18 September 1939): Gerry Harvey • Jorge Sampaio

Born on the same birth day (18 September): Agnes de Mille • Bertha Wilson • Doris Blackburn • Harvey Haddix • John Mann (musician) • Lewis Holtby • Phyllis Kirk • Rick Pitino • Ronaldo (Brazilian footballer) • Seiko Oomori • Tommy Tuberville • Tomoji Tanabe • Toni Kukoč • Zhang Xianzhong

Born in the same month (September 1939): George Walden • Jacques Vallée • Jean-Marie Lehn • Moti Kirschenbaum • Nicky Haslam • Pablo McNeil • Ricky Tomlinson • Sonny Vaccaro