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ring, mathematical system
(Encyclopedia)ring, in mathematics, system consisting of a set R of elements and two binary operations, such that addition makes R a commutative group and multiplication is associative and distributes over addition...equatorial coordinate system
(Encyclopedia)CE5 Equatorial coordinate system equatorial coordinate system, the most commonly used astronomical coordinate system for indicating the positions of stars or other celestial objects on the celesti...New Madrid Fault System
(Encyclopedia)New Madrid Fault System: see under New Madrid, Mo. ...banking
(Encyclopedia)banking, primarily the business of dealing in money and instruments of credit. Banks were traditionally differentiated from other financial institutions by their principal functions of accepting depos...margin requirement
(Encyclopedia)margin requirement, that part of a security's price that a buyer must pay for in cash. The balance of the price is met by the broker, who, in effect, is supplying a client with a loan. The smaller the...Laughlin, James Laurence
(Encyclopedia)Laughlin, James Laurence lŏfˈlĭn [key], 1850–1933, American economist, b. Deerfield, Ohio, Ph.D. Harvard, 1876. He was a distinguished teacher, and as head of the department of political economy ...Burns, Arthur Frank
(Encyclopedia)Burns, Arthur Frank, 1904–87, American economist, b. Austria, grad. Columbia Univ. (A.B., 1925; A.M., 1925; Ph.D., 1934). He taught economics at Rutgers Univ. (1927–44), and then joined (1944) the...land-grant colleges and universities
(Encyclopedia)land-grant colleges and universities, U.S. institutions benefiting from the provisions of the Morrill Act (1862), which gave to the states federal lands for the establishment of colleges offering prog...New York State Canal System
(Encyclopedia)New York State Canal System, waterway system, 524 mi (843 km) long, traversing New York state and connecting the Great Lakes with the Finger Lakes, the Hudson River, and Lake Champlain. The waterway, ...Glass, Carter
(Encyclopedia)Glass, Carter, 1858–1946, American politician, U.S. Secretary of the Treasury (1918–20), U.S. Senator from Virginia (1920–46), b. Lynchburg, Va. He learned the printer's trade and became owner o...Browse by Subject
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