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.
1 For general accounts of the Conference see J Keltie, The Partition of Africa (Edward Stanford, 1893); E Fitzmaurice, The Life of Granville George Leveson Gower, vol. 2 (Longmans Green & Co, 1905); A Keith, The Belgian Congo and the Berlin Act (Clarendon Press, 1919); S Crowe, The Berlin West.