. . "1930-12-24Z"^^ . . "1930Z"^^ . . . . . . . "Bergmann, Frithjof"@en . . . . . . . "Frithjof Bergmann"@en . "German philosopher" . . "Frithjof Bergmann (born 24 December 1930) is a Professor Emeritus of philosophy at the University of Michigan, where he has taught courses on existentialism and Continental philosophy."@en . . .