Julius Plücker (1801–1868)
Born 1801 CE, died 1868 CE.
Julius Plücker (16 July 1801 – 22 May 1868) was a German mathematician and physicist. He made fundamental contributions to the field of analytical geometry and was a pioneer in the investigations of cathode rays that led eventually to the discovery of the electron. He also vastly extended the study of Lamé curves.
Text from the Wikipedia article Julius_Plücker, licensed CC BY-SA 4.0.