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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…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…robot
(Encyclopedia) robot or automatonrobotôtämˈətänˌ [key] mechanical device designed to perform the work generally done by a human being. The Czech dramatist Karel Čapek popularized the expression […Conkling, Roscoe
(Encyclopedia) Conkling, Roscoe, 1829–88, American politician, b. Albany, N.Y. On his admission to the bar in 1850, he was immediately appointed district attorney of Albany. The son of Alfred…Rulers of the Byzantine Empire (table)
(Encyclopedia) Rulers of the Byzantine Empire Emperor (or Empress) Dates of Reign Constantine I (the Great) 330–37 Constantius 337–61 Julian (the Apostate) 361–63 Jovian 363–64 Valens 364–…Chauncey Judd: Captain John Wooster's
Dayton's Den Tobiah and Rachel Captain John Wooster's John Wooster, or Captain John, as he was most frequently called, was one of the five brothers already named, viz., David, Henry,…Byzantium: Emperors
Leo I, Byzantine or East Roman emperor (457–74)Justin I, Byzantine emperor (518–27)Justinian I, Byzantine emperor (527–65)Theodora, Byzantine empress (527–48)Justin II, Byzantine emperor (565…O’LOUGHLIN, Kathryn Ellen, Congress, KS (1894-1952)
O’LOUGHLIN, Kathryn Ellen, (after election was married to Daniel M. McCarthy and thereupon served under the name of Kathryn O’Loughlin McCarthy), a Representative from Kansas; born near Hays,…Kathryn Ellen O'LOUGHLIN, Congress, KS (1894-1952)
O'LOUGHLIN, Kathryn Ellen, (after election was married to Daniel M. McCarthy and thereupon served under the name of Kathryn O'Loughlin McCarthy), a Representative from Kansas; born near Hays,…Gravity
How it works and its effect on Earth, the Moon, and the Sun by Mark Hughes Related Links Encyclopedia: Earth The Moon Sir Isaac Newton…