"Russian scientist" . . . "1812Z"^^ . "Stepan Yakovlevich Rumovsky (Russian: \u0421\u0442\u0435\u043F\u0430\u043D \u042F\u043A\u043E\u0432\u043B\u0435\u0432\u0438\u0447 \u0420\u0443\u043C\u043E\u0432\u0441\u043A\u0438\u0439; 29 October [O.S. 9 November] 1734 \u2013 6 July 6 [O.S. 18 July] 1812) was a Russian astronomer and mathematician, considered to be the first Russian astronomer of renown. Rumovsky studied in Berlin under Leonhard Euler. He taught mathematics and astronomy at the University of St. Petersburg from 1756 to 1812 and held numerous important positions in the St."@en . "1734Z"^^ . "Rumovsky, Stepan"@en .