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Peace Corps

(Encyclopedia)Peace Corps, agency of the U.S. government, whose purpose is to assist underdeveloped countries in meeting their needs for trained manpower. The Peace Corps was established in 1961 by executive order ...

arithmetic

(Encyclopedia)arithmetic, branch of mathematics commonly considered a separate branch but in actuality a part of algebra. Conventionally the term has been most widely applied to simple teaching of the skills of dea...

Beccaria, Cesare Bonesana, marchese di

(Encyclopedia)Beccaria, Cesare Bonesana, marchese di chĕˈzärā bōnāzäˈnä märkāˈzā dē bĕk-kärēˈä [key], 1738–94, Italian criminologist, economist, and jurist, b. Milan. Although of a retiring dis...

Knuth, Donald Ervin

(Encyclopedia)Knuth, Donald Ervin no͞oth, kəno͞othˈ [key], 1938–, American mathematician and computer scientist, b. Milwaukee, Wis., grad. Case Institute of Technology (B.S. and M.S., 1960) and California Ins...

Dalton, John

(Encyclopedia)Dalton, John dôlˈtən [key], 1766–1844, English scientist. He revived the atomic theory (see atom), which he formulated in the first volume of his New System of Chemical Philosophy (2 vol., 1808�...

Wright, Elizur

(Encyclopedia)Wright, Elizur ĭlīˈzər [key], 1804–85, American actuary and antislavery leader, b. near Canaan, Conn., grad. Yale, 1826. He taught (1829–33) mathematics at Western Reserve College. In 1833 he ...

Newton, Sir Isaac

(Encyclopedia)Newton, Sir Isaac, 1642–1727, English mathematician and natural philosopher (physicist), who is considered by many the greatest scientist that ever lived. Newton was his university's representa...

Eliot, Charles William

(Encyclopedia)Eliot, Charles William, 1834–1926, American educator and president of Harvard, b. Boston, grad. Harvard, 1853. In 1854 he was appointed tutor in mathematics at Harvard and in 1858 became assistant p...

Scaliger, Joseph Justus

(Encyclopedia)Scaliger, Joseph Justus skălˈĭjər [key], 1540–1609, French classical scholar. He was the son of Julius Caesar Scaliger, from whom he acquired his early mastery of Latin. He adopted Protestantism...

Bessel, Friedrich Wilhelm

(Encyclopedia)Bessel, Friedrich Wilhelm frēdˈrĭkh vĭlˈhĕlm bĕsˈəl [key], 1784–1846, German astronomer and mathematician. He became (1810) director of the new observatory at Königsberg and professor of a...