14. Let R₁ and R₂ be relations on a set A represented by thematricesMRI01=1Find the matricesa) R₁ U R₂.d) R₁⁰ R₁.01100and MR₂that representb) R₁ R₂.e) R₁R₂.=0i0011 1 11c) R₂0 R₁.

In this question we have to Find the matrices representation for the following combinations of R1…

14. Let R₁ and R₂ be relations on a set A represented by the matrices M-00--010 and MR₂ = MRI = Find the matrices that represent b) R₁ R₂. e) R₁ R₂. a) R₁ U R₂. d) R₁0 R₁. c) R₂0 R₁.

14. Let R₁ and R₂ be relations on a set A represented by the matrices M-00--010 and MR₂ = MRI = Find the matrices that represent b) R₁ R₂. e) R₁ R₂. a) R₁ U R₂. d) R₁0 R₁. c) R₂0 R₁.

Database System Concepts

7th Edition

ISBN:9780078022159

Author:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Publisher:Abraham Silberschatz Professor, Henry F. Korth, S. Sudarshan

Chapter1: Introduction

Section: Chapter Questions

Problem 1PE

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Question

14. Let R₁ and R₂ be relations on a set A represented by the
matrices
MRI
0
1
=
1
Find the matrices
a) R₁ U R₂.
d) R₁⁰ R₁.
0
1
1
00
and MR₂
that represent
b) R₁ R₂.
e) R₁
R₂.
=
0
i
0
0
1
1 1 1
1
c) R₂0 R₁.

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