. "Kummer, Ernst"@en . . . . . . "Ernst Kummer"@en . . . . "GermanMathematician" . . . "Ernst Eduard Kummer (29 January 1810 \u2013 14 May 1893) was a German mathematician. Skilled in applied mathematics, Kummer trained German army officers in ballistics; afterwards, he taught for 10 years in a gymnasium, the German equivalent of high school, where he inspired the mathematical career of Leopold Kronecker."@en . . . . . "1810Z"^^ . . . . . . . . . "1893-05-14Z"^^ . "1893Z"^^ . . "1810-01-29Z"^^ . . .