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Courland
(Encyclopedia)Courland or Kurland both: kûrˈlănd, Ger. ko͞orˈlänt [key], Latvian Kurzeme, historic region and former duchy, in Latvia, between the Baltic Sea and the Western Dvina River. It is an agricultural...operetta
(Encyclopedia)operetta ŏpərĕtˈə [key], type of light opera with a frivolous, sentimental story, often employing parody and satire and containing both spoken dialogue and much light, pleasant music. In the earl...Bolyai
(Encyclopedia)Bolyai bōˈlyoi [key], family of Hungarian mathematicians. The father, Farkas, or Wolfgang, Bolyai, 1775–1856, b. Bolya, Transylvania, was educated in Nagyszeben from 1781 to 1796 and studied in Ge...Sickingen, Franz von
(Encyclopedia)Sickingen, Franz von fränts fən zĭˈkĭngən [key], 1481–1523, German knight. Placed under the ban of the Holy Roman Empire because of his profitable forays along the Rhine, he served King Franci...Sutter, John Augustus
(Encyclopedia)Sutter, John Augustus, 1803–80, American pioneer, b. Kandern, Baden, of Swiss parents. His original name was Johann August Suter. He emigrated to the United States in 1834, went to St. Louis, then t...Sills, Beverly
(Encyclopedia)Sills, Beverly, 1929–2007, American coloratura soprano, b. Brooklyn, N.Y., as Belle Silverman. Her childhood career as a radio singer (when she was first nicknamed “Bubbles”) led to voice studie...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...Bouillon, Henri de La Tour d'Auvergne, vicomte de Turenne, duc de
(Encyclopedia)Bouillon, Henri de La Tour d'Auvergne, vicomte de Turenne, duc de dük də bo͞oyôNˈ [key], 1555–1623, marshal of France, diplomat, and Protestant leader. He served with Henry IV against the Cath...pi
(Encyclopedia)pi, in mathematics, the ratio of the circumference of a circle to its diameter. The symbol for pi is π. The ratio is the same for all circles and is approximately 3.1416. It is of great importance in...Swiss literature
(Encyclopedia)Swiss literature. The literature of Switzerland is written in German, French, Italian, and Romansh, with German predominating. The extensive literature in Romansh dialect (see Rhaeto-Romanic) is littl...Browse by Subject
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