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Sitter, Willem de

(Encyclopedia)Sitter, Willem de vĭlˈəm də sĭtˈər [key], 1872–1934, Dutch astronomer and mathematician. He was professor from 1908 at the Univ. of Leiden and in 1919 became director of its observatory. His ...

Banneker, Benjamin

(Encyclopedia)Banneker, Benjamin, 1731–1806, African-American inventor, astronomer, and mathematician, b. Baltimore co., Md., at what is now Ellicott's Mills. A free black, Banneker was essentially self-taught. H...

Cardano, Girolamo

(Encyclopedia)Cardano, Girolamo or Geronimo jērôˈlämō kärdäˈnō, jārôˈnēmō [key], 1501–76, Italian physician and mathematician. His works on arithmetic and algebra established his reputation. Barred ...

Livius Andronicus

(Encyclopedia)Livius Andronicus lĭˈvēəs ăndrənīˈkəs [key], fl. 3d cent. b.c., Roman poet, a Greek, b. Tarentum (Taranto). He was captured and made a slave at the fall of Tarentum and was freed by his maste...

classic revival

(Encyclopedia)classic revival, widely diffused phase of taste (known as neoclassic) which influenced architecture and the arts in Europe and the United States during the last years of the 18th and the first half of...

Rangabe, Alexandros Rizos

(Encyclopedia)Rangabe or Rhangavis, Alexandros Rizos älĕkˈsänᵺrôs rēˈzôs räNgäbāˈ, rängˌgävēsˈ [key], 1810–92, Greek scholar, author, and diplomat, b. Constantinople. After 1831 he held governm...

George of Trebizond

(Encyclopedia)George of Trebizond trĕbˈĭzŏnd [key], c.1396–1486, Greek scholar, b. Crete. Settling in Venice, he taught Greek, philosophy, and rhetoric there and in Vicenza before going to Rome in 1442. He be...

Kolettes, Ioannis

(Encyclopedia)Kolettes, Ioannis yō-äˈnēs kôlĕtˈās [key], 1773–1847, Greek political leader. A major political figure both during and after the Greek War of Independence. His cynical, opportunistic policie...

Suidas

(Encyclopedia)Suidas syo͞oˈĭdəs [key], title of a Greek lexicon-encyclopedia. The name is also applied to its compiler, who seems to have lived in the 10th cent. a.d. Included in the lexicon are texts from clas...

complexity

(Encyclopedia)complexity, in science, field of study devoted to the process of self-organization. The basic concept of complexity is that all things tend to organize themselves into patterns, e.g., ant colonies, im...