1. Consider the relationR = \{(a,c),(b,a),(b,b),(c,f),(d,e),(e,d)\}R={(a,c),(b,a),(b,b)(c,f),(d,e),(e,d)} on the set X = \{a,b,c,d,e,f\}X={a,b,c,d,e,f} a) Calculate the reflexive closure of RR. 2. What is the reflexive closure of the relation described by x < y on R?

1. Consider the relationR = \{(a,c),(b,a),(b,b),(c,f),(d,e),(e,d)\}R={(a,c),(b,a),(b,b)(c,f),(d,e),(e,d)} on the set X = \{a,b,c,d,e,f\}X={a,b,c,d,e,f} a) Calculate the reflexive closure of RR. 2. What is the reflexive closure of the relation described by x < y on R?

Advanced Engineering Mathematics

10th Edition

ISBN:9780470458365

Author:Erwin Kreyszig

Publisher:Erwin Kreyszig

Chapter2: Second-order Linear Odes

Section: Chapter Questions

Problem 1RQ

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Question

I need help understanding * closure and composition*

1. Consider the relationR = \{(a,c),(b,a),(b,b),(c,f),(d,e),(e,d)\}R={(a,c),(b,a),(b,b)(c,f),(d,e),(e,d)}

on the set X = \{a,b,c,d,e,f\}X={a,b,c,d,e,f}

a) Calculate the reflexive closure of RR.

2. What is the reflexive closure of the relation described by x < y on R?

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