Matrix

 A rectangular arrangement of number arranged into rows and columns and enclosed between round (or square) brackets is known as matrix.

The general element of ith row and jth column of a matrix is denoted by aij. The matrix is generally denoted by capital letter and its elements by small letter.

The order or size of a matrix

The order or size of matrix is given by the number of rows followed by the number of columns.

For example: 




Various types of matrices

Row matrix

If a matrix has only one and any number of columns, it is called a row matrix. The Matrix [1, 2, 3] is a row matrix of order 1 ´ 3.

Column matrix