Mathematician:Friedrich Julius Richelot

Mathematician
German mathematician best known for his construction of the regular $257$-gon.

Nationality
German

History

 * Born: 6 November 1808, Königsberg, Prussia (now Kaliningrad in Russia)
 * Died: 31 March 1875, Königsberg, Prussia

Theorems and Definitions

 * Construction of Regular $257$-gon