# Matrices

Let , be natural numbers. An matrix is a rectangular scheme of numbers, which are arranged in rows and columns:

The numbers , where , are called elements or entries of the matrix. In this notation, is called the row index and the column index. In general, this matrix is briefly referred to as , or alternatively as . Essentially, MATLAB only knows one calculation unit, namely an matrix. In MATLAB, a scalar is interpreted as a matrix.

Subsections

Esteur 2010-03-22