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.
Curated Facts. The Berlin Conference of 1884-1885, convened by Otto von Bismarck to discuss the future of Africa, had the stamping out slavery high on the agenda. The Berlin Act of 1885, signed by the 13 European powers attending the conference, included a resolution to 'help in suppressing slavery'.