Consider the relation R = {(a, 6), (6, 6), (6, c), (c, b), (c, c), (d, a), (d, c), (d, d)} on {a, 6, c, d}. (a) Draw the digraph for R. (b) Write the adjacency matrix for R with respect to vertices in alphabetical order. (c) Draw the digraph for Ro R.

Consider the relation R = {(a, 6), (6, 6), (6, c), (c, b), (c, c), (d, a), (d, c), (d, d)} on {a, 6, c, d}. (a) Draw the digraph for R. (b) Write the adjacency matrix for R with respect to vertices in alphabetical order. (c) Draw the digraph for Ro R.

Linear Algebra: A Modern Introduction

4th Edition

ISBN:9781285463247

Author:David Poole

Publisher:David Poole

Chapter3: Matrices

Section3.7: Applications

Problem 74EQ

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Question

Consider the relation R = {(a,b), (b, b), (b, c), (c, b), (c, c), (d, a), (d, c), (d, d)} on {a, b, c, d}.
(a) Draw the digraph for R.
(b) Write the adjacency matrix for R with respect to vertices in alphabetical order.
(c) Draw the digraph for R o R.

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