"Martin Kneser (21 January 1928 \u2013 16 February 2004) was a German mathematician. His father Hellmuth Kneser and grandfather Adolf Kneser were also mathematicians.He obtained his PhD in 1950 from Humboldt University of Berlin with the dissertation: \u00DCber den Rand von Parallelk\u00F6rpern."@en . . "1928Z"^^ . . . "2004-02-16Z"^^ . . . . "2004Z"^^ . . "Martin Kneser"@en . . "German mathematician" . . . "Kneser, Martin"@en . . "1928-01-21Z"^^ .