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pen-based computer

(Encyclopedia)pen-based computer, computer that uses software to enable it to accept handwriting or drawing as a form of input. A stylus, which may contain special electronic circuitry, may be used to write on the ...

Cerf, Vinton Gray

(Encyclopedia)Cerf, Vinton Gray, 1943–, American computer scientist, b. New Haven, Conn., B.S. Stanford, 1965, Ph.D. Univ. of California, Los Angeles, 1972. With Robert Kahn, he is responsible for the design and ...

information storage and retrieval

(Encyclopedia)information storage and retrieval, the systematic process of collecting and cataloging data so that they can be located and displayed on request. Computers and data processing techniques have made pos...

computer music

(Encyclopedia)computer music, term used to describe music composed or performed with the aid of a computer. The first substantial piece of music composed on a computer was the Illiac Suite (1956) by the avant-garde...

Lydgate, John

(Encyclopedia)Lydgate, John lĭdˈgāt [key], c.1370–c.1450, English poet, a monk of Bury St. Edmunds. A professed disciple of Chaucer, he was one of the most influential, voluminous, and versatile writers of the...

Mosley, Walter

(Encyclopedia)Mosley, Walter, 1952–, African-American author, b. Los Angeles. He was a computer programmer until his first novel, the best-selling mystery Devil in a Blue Dress (1990; film, 1995), was published. ...

Albers, Josef

(Encyclopedia)Albers, Josef yōˈzĕf älˈbĕrs [key], 1888–1976, German-American painter, printmaker, designer, and teacher, b. Bottrop, Germany. After working at the Bauhaus (1920–33), Albers and his wife, t...

Goltzius, Hendrik

(Encyclopedia)Goltzius, Hendrik or Hendrick hĕnˈdrĭk gôltˈsēüs [key], 1558–1617, Dutch line engraver and painter; son of a stained-glass painter. He is said to have blended the naturalism of Northern Europ...

metronome

(Encyclopedia)metronome mĕˈtrənōmˌ [key], in music, originally pyramid-shaped clockwork mechanism to indicate the exact tempo in which a work is to be performed. It has a double pendulum whose pace can be alte...

Turing machine

(Encyclopedia)Turing machine, a mathematical model of a device that computes via a series of discrete steps and is not limited in use by a fixed maximum amount of data storage. Introduced by the British mathematici...