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.
The Scramble for Africa was the occupation, division, and colonisation of African territory by European powers during the period of New Imperialism, between 1881 and 1914. It is also called the Partition of Africa and by some the Conquest of Africa. In 1870, only 10 percent of Africa was under European control; by 1914 it had increased to almost 90 percent of the continent, with only Ethiopia, the Dervish state and Liberia still being independent. The Berlin Conference of 1884, which regulated E