aircraft engineer; b. San Francisco, Feb 7, 1916; s. Edmund Herman and Ella Hermine (Riehl) D.; m. Beryl Ann Lincoln, Feb 10, 1940; children: Karen Denke Mottaz, Claudia Denke Tesche, Marilyn Denke Oliver. BCE, U. Calif.-Berkeley, 1937, MCE, 1939. Registered profl. engr., Calif. Stress engr. Douglas Aircraft Co., Santa Monica, Calif., 1940-1962, mgr. structural mechanics Long Beach, Calif., 1962-65 chief sci. computing, 1965-71, chief structures engr. methods and devel., 1972-1978, chief scientist structural mechanics, 1979-84, staff mgr. Boeing fellow, 1985-; mem. faculty dept. engring. UCLA, 1941-50. Assoc. fellow AIAA; mem. Soc. Automotive Engrs. (Arch T. Colwell Merit award, 1966, IAE Outstanding Engr. award 1985), Sigma Xi, Chi Epsilon, Tau Beta Pi. Democrat. Pioneered and developed finite element method of structural analysis; author numerous technical papers. Home: 1800 Via Estudillo Palos Verdes Peninisula CA 90274-1908