No13

12 How can the matrix for R-1, the invene of the relation R, be found from the matrix representing R, when R is a relation on a finite set A? 13. Let R be the relation represented by the matrix 0 1 1 1 0 1 MR 11 come- lumns Find the matrix representing a) R c) R2 14. Let Ri and R2 be relations on a set A represented by the matrices Mz.11 1 nd_M