. "German mathematician" . . "1856Z"^^ . "1934-11-05Z"^^ . "1856-12-06Z"^^ . "Walther Franz Anton von Dyck (6 December 1856 in Munich \u2013 5 November 1934 in Munich), born Dyck and later ennobled, was a German mathematician. He is credited with being the first to define a mathematical group, in the modern sense in (von Dyck 1882). He laid the foundations of combinatorial group theory, being the first to systematically study a group by generators and relations."@en . "1934Z"^^ . "Dyck, Walther von"@en .