📂Matrix Algebra

Square Matrix

Definition

A matrix $A$ is called a square matrix if the number of rows and columns of the matrix $A$ are equal.

Explanation

It is also referred to as a regular square matrix. Square matrices are easy to handle and possess various favourable properties.

Examples

• Identity matrix

• Invertible matrix

• Elementary matrix

• Symmetric matrix

• Orthogonal matrix

• Hermitian matrix

• Unitary matrix