Columbia Encyclopedia

(Encyclopedia) Tiananmen Square, large public square in Beijing, China, on the southern edge of the Inner or Tatar City. The square, named for its Gate of Heavenly Peace (Tiananmen), contains the monument to the her...

(Encyclopedia) square, closed plane figure bounded by four straight line segments of equal length and meeting at right angles. The points of intersection of the lines, or sides, are called vertices. The diagonals of...

(Encyclopedia) Times Square, in New York City. Formed by the intersection of Broadway, Seventh Ave., and 42d St., this famous square was named (1904) for the building there that formerly belonged to the New York Tim...

(Encyclopedia) Trafalgar Square, in Westminster, London, England, named for Lord Nelson's victory at the battle of Trafalgar. The statue surmounting the Nelson memorial column (185 ft/56 m high) was sculpted (1840�...

(Encyclopedia) square, magic: see magic square. ...

(Encyclopedia) magic square, a square divided into parts with letters or numbers inscribed therein that, whether combined vertically, horizontally, or diagonally, form the same sum or the same word. In ancient times...

(Encyclopedia) square root: see root, in mathematics. ...

(Encyclopedia) Franklin Square, uninc. city (2020 pop. 32,055), Nassau co., SE N.Y., on Long Island. Although it is chiefly residential, there is significant manufactu...

(Encyclopedia) chi-square test: see statistics. ...

(Encyclopedia) Hu Yaobang ho͞oˈ youˈbängˈ [key], 1915–89, Chinese Communist political leader, b. Hunan prov. A protegé of Deng Xiaoping, Hu became general secretary of the Communist party in 1980 and party c...