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calculus of variations
(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...Brunelleschi, Filippo
(Encyclopedia)Brunelleschi, Filippo fēlēpˈpō bro͞onĕl-lĕsˈkē [key], 1377–1446, first great architect of the Italian Renaissance, a Florentine by birth. Trained as sculptor and goldsmith, he designed a tr...Soyer
(Encyclopedia)Soyer, three brothers, American painters, emigrated with their family from Russia in 1912. Two were twins, Raphael Soyer, 1899–1987, and Moses Soyer, 1899–1974, b. Borisoglebsk. They settled in Ne...robot
(Encyclopedia)robot or automaton ôtämˈətänˌ [key] mechanical device designed to perform the work generally done by a human being. The Czech dramatist Karel Čapek popularized the expression [Czech,=compulsory...Rulers of the Byzantine Empire (table)
(Encyclopedia)Rulers of the Byzantine Empire ...Dutilleux, Henri
(Encyclopedia)Dutilleux, Henri, 1916–2013, French composer, b. Angers; studied (1933–38) Paris Conservatory, received (1938) the Grand Prix de Rome. After serving in World War II, he was a pianist, teacher, arr...Constitution, ship
(Encyclopedia)Constitution, U.S. 44-gun frigate, nicknamed Old Ironsides. It is perhaps the most famous vessel in the history of the U.S. navy. Authorized by Congress in 1794, the ship was launched in 1797 and was ...Guggenheim
(Encyclopedia)Guggenheim go͝ogˈənhīm [key], family of American industrialists and philanthropists. Meyer Guggenheim, 1828–1905, b. Aargau canton, Switzerland, emigrated (1847) to the United States, prospered ...Beersheba
(Encyclopedia)Beersheba bērshēˈbə, bērˈshēbə [key] [Heb.,=seven wells or well of the oath],...Abravanel, Judah
(Encyclopedia)Abravanel or Abarbanel, Judah, c.1460–c.1523, Jewish philosopher, physician, and poet, son of Isaac Abravanel, b. Lisbon; he is also known as Leone Ebreo. He fled (1483) from Portugal to Spain with ...Browse by Subject
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