"1971Z"^^ . . . "Kurt Werner Friedrich Reidemeister"@en . . "German mathematician" . "Kurt Werner Friedrich Reidemeister (October 13, 1893 \u2013 July 8, 1971) was a mathematician born in Braunschweig (Brunswick), Germany."@en . . "Reidemeister, Kurt"@en . . . "1893Z"^^ . . . . "1893-10-31Z"^^ . . "1971-07-08Z"^^ .