"2011Z"^^ . "Steven Alan Orszag"@en . . . . . . . . "2011-05-01Z"^^ . "1943-02-27Z"^^ . . "Orszag, Steven"@en . . "Steven Alan Orszag (February 27, 1943 \u2013 May 1, 2011) was an American mathematician."@en . "1943Z"^^ . . "American mathematician" . .