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 European Imperialism is the second wave of European colonization which began in the Americas in the 15th century. The Berlin conference started the main era of European Imperialism in Africa. The major European powers signed the Berlin Act, formalizing the partitioning of Africa.