What is Involutory Matrix? Examples and Properties

An involutory matrix is a square matrix which when multiplied by itself, gives the resultant matrix as identity matrix. In other words, matrix B is called involutory if B2 = I. Here I is the identity matrix having size same as of matrix B. Involutory matrix Examples The examples of 2 x 2 involutory matrices are 1. \[\begin{bmatrix} 4 … Read more