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Turner, John Napier Wyndham

(Encyclopedia)Turner, John Napier Wyndham, 1929–2020, Canadian prime minister (1984). Born in England, he immigrated (1932) to Ontario with his Canadian-born mother after she was widowed. Trained as a lawyer, he ...

theorem

(Encyclopedia)theorem, in mathematics and logic, statement in words or symbols that can be established by means of deductive logic; it differs from an axiom in that a proof is required for its acceptance. A lemma i...

Vergennes, Charles Gravier, comte de

(Encyclopedia)Vergennes, Charles Gravier, comte de shärl grävyāˈ kôNt də vĕrzhĕnˈ [key], 1717–87, French statesman. After serving as ambassador at Trier, Constantinople, and Stockholm (where in 1772 he p...

French Academy

(Encyclopedia)French Academy (L'Académie française), learned society of France. It is one of the five societies of the Institut de France. The work of the French Academy has chiefly consisted of the preparation...

Arthur I

(Encyclopedia)Arthur I, 1187–1203?, duke of Brittany (1196–1203?), son of Geoffrey, fourth son of Henry II of England and Constance, heiress of Brittany. Arthur, a posthumous child, was proclaimed duke in 1196,...

Mathews, Max Vernon

(Encyclopedia)Mathews, Max Vernon, 1926–2011, American engineer known as the father of computer music, b. Columbus, Nebr., grad. California Institute of Technology (B.S., 1950), Massachusetts Institute of Technol...

Cronin, James Watson

(Encyclopedia)Cronin, James Watson, 1931–2016, American nuclear physicist, b. Chicago, Ph.D. Univ. of Chicago, 1955. Cronin and co-researcher Val Logsdon Fitch were awarded the 1980 Nobel Prize in Physics for a 1...

Cid

(Encyclopedia)Cid or Cid Campeador sĭd, Span. thēᵺ kämpāäᵺōrˈ [key] [Span.,=lord conqueror], d. 1099, Spanish soldier and national hero, whose real name was Rodrigo (or Ruy) Díaz de Vivar. Under Ferdina...

Charpentier, Emmanuelle Marie

(Encyclopedia)Charpentier, Emmanuelle Marie āmänüĕl märēˈ shärpäNtyāˈ [key], 1968–, French microbiologist, Ph.D. Pierre and Marie Curie Univ., 1995. Following postdoctoral appointments at several insti...

farce

(Encyclopedia)farce, light, comic theatrical piece in which the characters and events are greatly exaggerated to produce broad, absurd humor. Early examples of farce can be found in the comedies of Aristophanes, Pl...