|Birth Day||July 1, 1788|
|Age||231 YEARS OLD|
|Died On||Dec 22, 1867 (age 79)|
Brilliant Mathematician and Engineer known for his work in projective geometry as well as his hand in the development of useful inventions such as the water wheel. He served as the Commandant General of Ecole Polytechnique, where he also studied.
He was held as a prisoner of war by the Russians from 1812 to 1814 during France's war against the Russian Empire.
His father was Lawyer Claude Poncelet.