Grassmann's law is named after a linguist born in which year ?
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.
Ghil'ad Zuckermann Ghil'ad Zuckermann (Hebrew: גלעד צוקרמן‎  , ] , born June 1, 1971) is a linguist and revivalist who works in contact linguistics, lexicology and the study of language, culture and identity. Zuckermann is Chair of Linguistics and Endangered Languages at the University of Adelaide.