A square matrix is a matrix with the same number of rows and columns. An n-by-n matrix is known as a square matrix of order n. Any two square matrices of the same order can be added and multiplied. The entries aii form the main diagonal of a square matrix.
Encyclopedia of Africa. Author(s): The Berlin Conference of 1884â1885 marked the climax of the European competition for territory in Africa, a process commonly known as the Scramble for Africa.
Berlin Conference of 1884-1885 The Berlin Conference was a meeting of 14 nations to discuss territorial disputes in Africa. The meeting was held in Berlin, Germany, from November 1884 to February 1885 and included representatives from the United States and such European nations as Britain, France, and Germany.