József Arenstein 1816–1892 Source: Wikimedia Commons About József Arenstein mathematician (1816-1892) People from the Same Era Mary Louisa Bruce, Countess of Elgin 1819–1898 diarist, painter, visual artist Julie Pfannenschmidt 1806–1868 writer Kiduliai Axel Leijonhufvud 1824–1908 military personnel Helgerum Felix Eberty 1812–1884 judge, university teacher, writer Berlin Carlo Noè 1812–1873 chief project engineer, hydraulic engineer Bozzole Mary Craig Wharton 1812–1874