. . "Duffin, Richard James, 1909-" . _:b7iddOtlocdOtgovauthoritiesnamesn79122661 . _:b7iddOtlocdOtgovauthoritiesnamesn79122661 _:b8iddOtlocdOtgovauthoritiesnamesn79122661 . _:b7iddOtlocdOtgovauthoritiesnamesn79122661 _:b010 . _:b8iddOtlocdOtgovauthoritiesnamesn79122661 . _:b8iddOtlocdOtgovauthoritiesnamesn79122661 "Duffin, Richard James," . _:b010 _:b11iddOtlocdOtgovauthoritiesnamesn79122661 . _:b010 . _:b11iddOtlocdOtgovauthoritiesnamesn79122661 . _:b11iddOtlocdOtgovauthoritiesnamesn79122661 "1909-" . "10010$aDuffin, Richard James,$d1909-" . . . . . . . . . . . "Duffin, Richard James, 1909-" . . . "Constructive approaches to mathematical models" . . . "Duffin, Richard James, 1909- Galvanomagnetic and thermomagnetic phenomena" . . . "Duffin, Richard James, 1909- Geometric programming: theory and application" . . "n 79122661" . "(OCoLC)oca00354264" . _:b45iddOtlocdOtgovauthoritiesnamesn79122661 . _:b45iddOtlocdOtgovauthoritiesnamesn79122661 . _:b45iddOtlocdOtgovauthoritiesnamesn79122661 "His Galvanomagnetic and thermomagnetic phenomena, 1935." . _:b45iddOtlocdOtgovauthoritiesnamesn79122661 "found" . _:b51iddOtlocdOtgovauthoritiesnamesn79122661 . _:b51iddOtlocdOtgovauthoritiesnamesn79122661 . _:b51iddOtlocdOtgovauthoritiesnamesn79122661 "New York times, Nov. 10, 1996:" . _:b51iddOtlocdOtgovauthoritiesnamesn79122661 "obituaries (Richard Duffin; Richard James Duffin; b. 1909 in Chicago; d. Oct. 29, 1996 in Pittsburgh; Univ. Prof. of Mathematical Sciences emeritus, Carnegie Mellon Univ.)" . _:b51iddOtlocdOtgovauthoritiesnamesn79122661 "found" . _:b59iddOtlocdOtgovauthoritiesnamesn79122661 . _:b59iddOtlocdOtgovauthoritiesnamesn79122661 . _:b59iddOtlocdOtgovauthoritiesnamesn79122661 "1980-06-02T00:00:00"^^ . _:b59iddOtlocdOtgovauthoritiesnamesn79122661 "new"^^ . _:b59iddOtlocdOtgovauthoritiesnamesn79122661 . _:b66iddOtlocdOtgovauthoritiesnamesn79122661 . _:b66iddOtlocdOtgovauthoritiesnamesn79122661 . _:b66iddOtlocdOtgovauthoritiesnamesn79122661 "1996-11-16T05:33:22"^^ . _:b66iddOtlocdOtgovauthoritiesnamesn79122661 "revised"^^ . _:b66iddOtlocdOtgovauthoritiesnamesn79122661 .