"1956-01-25Z"^^ . "Karpinski, Louis Charles"@en . "Louis Charles Karpinski (5 August 1878 \u2013 25 January 1956) was an American mathematician born in Rochester, New York to Henry Hermanagle Karpinski from Warsaw, Poland and Mary Louise Engesser from Guebweiler, Alsace. He was educated at Cornell University and in Europe at Strassburg.He also studied (1909\u20131910) at Columbia, where he was a fellow and a university extension lecturer."@en . "1878Z"^^ . "1956Z"^^ . "American mathematician" . "1878-08-05Z"^^ .