Hermann Grassmann

Hermann Günther Grassmann (German: Graßmann; April 15, 1809 – September 26, 1877) was a German polymath, known in his day as a linguist and now also as a mathematician. He was also a physicist,  neohumanist, general scholar, and publisher. His mathematical work was little noted until he was in his sixties.
Category:Last Name Grassmann
Category:Born 1809
Category:Died 1877