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Boolean algebra

(Encyclopedia)Boolean algebra bo͞oˈlēən [key], an abstract mathematical system primarily used in computer science and in expressing the relationships between sets (groups of objects or concepts). The notational...

University Heights

(Encyclopedia)University Heights, city (1990 pop. 14,790), Cuyahoga co., NE Ohio, a residential suburb E of Cleveland; inc. 1925. It is the seat of John Carroll Univ. ...

Jeffries, James J.

(Encyclopedia)Jeffries, James J., 1875–1953, American boxer, b. Carroll, Fairfield co., Ohio. He began boxing in 1896, and in 1899 he won the heavyweight championship from Robert Fitzsimmons at Coney Island in Ne...

Fox, Paula

(Encyclopedia)Fox, Paula, 1923–, American writer, b. New York City. Fox's six cooly acute novels reflect her own life, particularly her miserable childhood and its psychological aftermath. Poor George (1967), her...

Helena

(Encyclopedia)Helena. 1 City (2020 pop. 20,633), Jefferson and Shelby cos., central Ala.; inc. 1877. White settlers began to occupy the area after the War of ...

Carrollton

(Encyclopedia)Carrollton. 1 City (2020 pop. 26,738), seat of Carroll co., W Ga., on the Little Tallapoosa River; inc. 1897. Manufacturing includes fiber-optic ...

Agramonte, Arístides

(Encyclopedia)Agramonte, Arístides ärēˈstēdās ägrämōnˈtā [key], 1869–1931, Cuban physician and pathologist, M.D. Columbia, 1892. A member of the medical corps of the U.S. army, he was appointed patholo...

Key, Francis Scott

(Encyclopedia)Key, Francis Scott kē [key], 1779–1843, American poet, author of the Star-Spangled Banner, b. present Carroll co., Md. A lawyer, he was U.S. attorney for the District of Columbia (1833–41). His w...

Armour, Philip Danforth

(Encyclopedia)Armour, Philip Danforth ärˈmər [key], 1832–1901, American meatpacker, b. Stockbridge, N.Y. Armour's Chicago meatpacking plants introduced new principles of large-scale organization, as well as re...

McIntosh, William

(Encyclopedia)McIntosh, William măkˈəntŏshˌ [key], c.1775–1825, Native American chief, b. in the Creek country now within the limits of Carroll co., Ga.; son of a British army officer and a Creek woman. Frie...