(Encyclopedia) Zidane, Zinédine, 1972–, French soccer player. The son of Algerian immigrants, Zidane, nicknamed Zizou, was an attacking midfielder and one of the finest contemporary footballers. He…
Numbers Please: Economic DataThe Economist's ToolboxIntroductionNumbers Please: Economic DataWatch Out! In the business press, you will read economic data. Often these data are called economic…
(Encyclopedia) IllimaniIllimaniēyēmäˈnē [key], mountain, 21,184 ft (6,457 m) high, E Bolivia. One of the highest peaks of the Cordillera Real of the Bolivian Andes, it is permanently snowcapped.…
(Encyclopedia) complex variable analysis, branch of mathematics that deals with the calculus of functions of a complex variable, i.e., a variable of the form z=x+iy, where x and y are real and i=−1 (…
(Encyclopedia) Cox, George Barnsdale, 1853–1916, American politician, Republican boss of Cincinnati, b. Cincinnati. A former bootblack, he turned to real estate and local politics after selling his…
(Encyclopedia) quaternionquaternionkwətûrˈnēən [key], in mathematics, a type of higher complex number first suggested by Sir William R. Hamilton in 1843. A complex number is a number of the form a+bi…
(Encyclopedia) gas laws, physical laws describing the behavior of a gas under various conditions of pressure, volume, and temperature. Experimental results indicate that all real gases behave in…
(Encyclopedia) gift, in law, voluntary transfer of property from one person to another without any compensation for it and without any obligation of an agreement or contract. The one who gives is the…
