Types of Matrices
Types of Matrices
There are several types of matrices, but the most commonly used are:
Row Matrix
A matrix is said to be a row matrix if it has only one row.
Columns Matrix
A matrix is said to be column matrix if it has only one column
Rectangular Matrix
A matrix is said to be rectangular if the number of rows is not equal to the number of columns.
Square Matrix
A matrix is said to be square if the number of rows is equal to the number of columns.
Diagonal Matrix
A square matrix is said to be diagonal if at least one element of principal diagonal is non-zero and all the other elements are zero.
Scalar Matrix
A diagonal matrix is said to be scalar if all of its diagonal elements are the same.
Identity Matrix
A diagonal matrix is said to be identity if all of its diagonal elements are equal to one, denoted by I
Null or Zero Matrix
A matrix is said to be a null or zero matrix if all of its elements are equal to zero. It is denoted by O.
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