French mathematician and engineer, wasEnd of Article: JEAN VICTOR PONCELET (1788-1867)
See also:born at
See also:Metz on the 1st of
See also:July 1788 . From 1808 to 18ro he attended the Ecole polytechnique, and afterwards, till 1812, the Ecole d'application at Metz . He then became
See also:lieutenant of
See also:engineers, and took
See also:part in the
See also:campaign, during which he was taken prisoner and was confined at
See also:Saratov on the
See also:Volga . It was during his imprisonment here that, " prive de toute espece de livres et de secours, surtout distrait
See also:les malheurs de ma patrie et les miens propres," as he himself puts it, he began his researches on projective
See also:geometry which led to his
See also:treatise on that subject . This
See also:work, the Traite
See also:des propeittes projectives des figures, which was published in 1822 (2d ed., 2 vols . 1865-1866), is occupied with the investigation of the projective properties of figures (see GEOMETRY) . This work entitles
See also:Poncelet to
See also:rank as one of the greatest of those who took part in the development of the
See also:modern geometry of which G .
See also:Monge was the founder . From 1815 to 1825 he was occupied with military
See also:engineering at Metz; and from 1825 to 1835 he was
See also:professor of
See also:mechanics at the Ecole d'application there . In 1826, in his Memoire sur les roues hydrauliques d aubes courbes, he brought forward improvements in the construction of
See also:water-wheels, which more than doubled their efficiency . In 1834 he became a member of the Academie; from 1838 to 1848 he was professor to the
See also:faculty of sciences at
See also:Paris,. and from 1848 to 185o commandant of the Ecole polytechnique . At the
See also:Exhibition of 1851 he had
See also:charge of the department of machinery, and wrote a
See also:report on the machinery and tools on view at that exhibition .
He died at Paris on the 23rd of
See also:December 1867 . See J . Bertrand, Eloge historique de Poncelet (Paris, 1875) .
ETIENNE DE PONCHER (1446-1524)
There are no comments yet for this article.
Do not copy, download, transfer, or otherwise replicate the site content in whole or in part.
Links to articles and home page are encouraged.