Columbia Encyclopedia

(Encyclopedia) Stevens, Isaac Ingalls, 1818–62, American army engineer, territorial governor, and Union general in the Civil War, b. North Andover (then part of Andover), Mass., grad. West Point, 1839. He won two ...

(Encyclopedia) motion, the change of position of one body with respect to another. The rate of change is the speed of the body. If the direction of motion is also given, then the velocity of the body is determined; ...

(Encyclopedia) Hecker, Isaac Thomas, 1819–88, American Roman Catholic priest, founder of the Paulist Fathers; son of Prussian immigrants. Feeling the general discontent of his day in the dying Puritanism of New En...

(Encyclopedia) Banks, Thomas, 1735–1805, English neoclassical sculptor, studied at the Royal Academy. A traveling scholarship enabled him to study in Rome from 1772 to 1779. In 1781 he went to Russia, where Cather...

(Encyclopedia) Halifax, Charles Montagu, earl of hălˈəfăks [key], 1661–1715, English statesman. He and Matthew Prior were coauthors of a parody of John Dryden's The Hind and the Panther, entitled The Town and ...

(Encyclopedia) Williams, Ephraim, 1715–55, American soldier, founder of Williams College, b. Newton, Mass. After several years as a sailor, he lived in Massachusetts and took part in defending the frontier against...

(Encyclopedia) Hull, William, 1753–1825, American general, b. Derby, Conn. He served brilliantly in the American Revolution and became in 1805 governor of the newly created Michigan Territory. As the War of 1812 b...

(Encyclopedia) Galahad, Sir gălˈəhădˌ [key], hero of Arthurian legend. He was the son of Launcelot and Elaine, the daughter of King Pelles. Because he was the noblest and purest of the knights of Christendom, h...

(Encyclopedia) calculus of variations, branch of mathematics concerned with finding maximum or minimum conditions for a relationship between two or more variables that depends not only on the variables themselves, a...

(Encyclopedia) Gawain, Sir gäˈwān, –wĭn [key], one of the most popular heroes of Arthurian legend; nephew of King Arthur. He was regarded, particularly in the early romances, as the model of chivalry—pure, b...