Carl Neumann
German mathematician
Carl Gottfried Neumann was a German mathematician. Wikipedia
Born: May 7, 1832, Königsberg
Died: March 27, 1925 (age 92 years), Leipzig, Germany
Parents: Franz Ernst Neumann and Florentine Hagen
Awards: Pour le Mérite (1897)
Known for: Neumann boundary condition; Neumann polynomial; Neumann series; Neumann–Poincaré operator