In general, A = [aij] m × 1 is a column matrix of order m × 1 (ii)
Row matrix
A matrix is said to be a row matrix if it has only one row For example, 
1 4
1
B
5 2 3
2
×


= −




 is a row matrix In general, B = [bij] 1 × n is a row matrix of order 1 × n