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.
Georg Wilhelm Richmann Georg Wilhelm Richmann (Russian: Георг Вильгельм Рихман) (July 22, 1711 – August 6, 1753), (Old Style: July 11, 1711 – July 26, 1753) was a Baltic German physicist . He proved that thunder clouds contain electric charge.