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e, in mathematics

(Encyclopedia)e, in mathematics, irrational number occurring widely in mathematics and science, approximately equal to the value 2.71828; it is the base of natural, or Naperian, logarithms. The number e is defined ...

cornice

(Encyclopedia)cornice kôrˈnĭs [key], molded or decorated projection that forms the crowning feature at the top of a building wall or other architectural element; specifically, the uppermost of the three principa...

Close, Chuck

(Encyclopedia)Close, Chuck (Charles Thomas Close), 1940–2021, American painter, b. Monroe, Wash., Univ. of Washington (B.A., 1962), Yale Univ. (B.F.A., 1963; M.F.A...

Preah Vihear

(Encyclopedia)Preah Vihear prä wēˈhän [key], Hindu temple dedicated to Shiva, N central Cambodia near the Thai border. Situated on the edge of a plateau overlooking the N Cambodian plain, the temple was begun i...

pi

(Encyclopedia)pi, in mathematics, the ratio of the circumference of a circle to its diameter. The symbol for pi is π. The ratio is the same for all circles and is approximately 3.1416. It is of great importance in...

Princeton

(Encyclopedia)Princeton, borough (1990 pop. 12,016) and surrounding township (1990 pop. 13,198), Mercer co., W central N.J.; settled late 1600s, borough inc. 1813, township est. 1838. A leading education center, it...

Safdie, Moshe

(Encyclopedia)Safdie, Moshe mōshāˈ säfˈdē [key], 1938–, Israeli-Canadian architect, b. Haifa. He grew up in Israel, moved to Canada with his family at 15, studied architecture at McGill Univ. and with Louis...

root, in mathematics

(Encyclopedia)root, in mathematics, number or quantity r for which an equation f(r)=0 holds true, where f is some function. If f is a polynomial, r is called a root of f; for example, r=3 and r=−4 are roots of th...

spire

(Encyclopedia)spire, high, tapering structure crowning a tower and having a general pyramidal outline. The simplest spires were the steeply pitched timber roofs capping Romanesque towers and campaniles. In later Ro...

statistics

(Encyclopedia)statistics, science of collecting and classifying a group of facts according to their relative number and determining certain values that represent characteristics of the group. The most familiar stat...