Appleton's Cyclopedia of American Biography, edited by James
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COURTENAY, Edward Henry, mathematician, born in Maryland in 1803; died in Charlottesville, Virginia, 21 December, 1853. He was graduated first in his class at the United States military academy in 1821, and was assigned to the engineer corps. He served as assistant professor of natural and experimental philosophy, and afterward of engineering, at West Point from 1821 to 1824. He assisted in the construction of Fort Adams, Rhode Island, in 1824-'6, and on I September, 1828, returned to the military academy, where he was given the chair of natural and experimental philosophy, 16 February, 1829, and held it till his resignation, 31 December, 1834. He was professor of mathematics in the University of Pennsylvania in 1834-'6, division engineer on the Erie railway in 1836-'7, and then again entered the government service as civil engineer. He was employed in the construction of Port Independence, Boston harbor, in 1837-'41, and was chief engineer of the dry dock at the Brooklyn navy-yard in 1841-'2. He then accepted the chair of mathematics in the University of Virginia, and held it till his death. The University of Pennsylvania gave him the degree of A. M. in 1834, and Hampden Sidney College that of LL.D. in 1846. He translated and edited Boucharlat's "Elementary Treatise on Mechanics," for the use of the cadets at the United States military academy (New York, 1833), and wrote a "Treatise on the Differential and Integral Calculus, and the Calculus of Variations" (1855).
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