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non-Euclidean geometry

(Encyclopedia)non-Euclidean geometry, branch of geometry in which the fifth postulate of Euclidean geometry, which allows one and only one line parallel to a given line through a given external point, is replaced b...

Denmark

(Encyclopedia)CE5 Denmark dĕnˈmärk [key], Dan. Danmark, officially Kingdom of Denmark, kingdom (2015 est. pop. 5,689,000), 16,629 sq mi (43,069 sq km), N Europe. It borders on Germany in the south, the North ...

Francis I, king of France

(Encyclopedia)Francis I, 1494–1547, king of France (1515–47), known as Francis of Angoulême before he succeeded his cousin and father-in-law, King Louis XII. The king also had some notable political achievem...

Confucianism

(Encyclopedia)Confucianism kənfyo͞oˈshənĭzəm [key], moral and religious system of China. Its origins go back to the Analects (see Chinese literature), the sayings attributed to Confucius, and to ancient comme...

Carolingians

(Encyclopedia)Carolingians kărəlĭnˈjēənz [key], dynasty of Frankish rulers, founded in the 7th cent. by Pepin of Landen, who, as mayor of the palace, ruled the East Frankish Kingdom of Austrasia for Dagobert ...

Maximilian I, 1459–1519, Holy Roman emperor and German king

(Encyclopedia)Maximilian I, 1459–1519, Holy Roman emperor and German king (1493–1519), son and successor of Holy Roman Emperor Frederick III. As emperor, he aspired to restore forceful imperial leadership and i...

Danube

(Encyclopedia)Danube dănˈyo͞ob [key], Czech Dunaj, Ger. Donau, Hung. Duna, Rom. Dunarea, Serbo-Croatian and Bulg. Dunav, Ukr. Dunay, great river of central and SE Europe, c.1,770 mi (2,850 km) long, with a drain...

Crete

(Encyclopedia)Crete krēt [key], Gr. Kríti, island, c.3,235 sq mi (8,380 sq km), SE Greece, in the E Medit...

Chinese Dynasties (table)

(Encyclopedia)Chinese Dynasties

Frederick II, king of Prussia

(Encyclopedia)Frederick II or Frederick the Great, 1712–86, king of Prussia (1740–86), son and successor of Frederick William I. Frederick was tolerant in religious matters, personally professing atheism to h...