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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...

Pujo, Arsène Paulin

(Encyclopedia)Pujo, Arsène Paulin arsĕnˈ pôlăNˈ püzhōˈ [key], 1861–1939, U.S. congressman, b. Lake Charles, La. He practiced law in Louisiana before serving (1903–13) as a Democratic Congressman in the...

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...

Five Dynasties and Ten Kingdoms

(Encyclopedia)Five Dynasties and Ten Kingdoms, period of Chinese history between the fall of the T'ang dynasty (a.d. 907) and the establishment of the Sung dynasty (a.d. 960). It is named for the five successive sh...

European Atomic Energy Community

(Encyclopedia)European Atomic Energy Community (Euratom or EAEC), economic organization that came into being as the 3d treaty organization of what has become the European Union; established by the Treaty of Rome (1...

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