Charles Dupin Quotes

1784–1873 France

Baron Pierre Charles François Dupin (6 October 1784, Varzy, Nièvre – 18 January 1873, Paris, France) was a French Catholic mathematician, engineer, economist, politician, and Professor of Mathematics and Economics at the Conservatory of Arts and Professions in Paris. The Dupin cyclide and Dupin indicatrix are named after him; and in 1826 he created the earliest known choropleth map.