1. Let & be the relation of (a,b) la #b] on the set of integers. What is the reflexive closure of R?

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W14 Exercise
1. Let & be the relation of (a,b) la #b] on the set of integers.
What is the reflexive closure of R?
2. Let R be the relation of (a,b) la divides b3 on the set of
integers. What is the symmetric closure of R.
3. Find the smallest relation containing the relation of (1,2), (1,4), (3, 3), (4,1)3
defined on
a set A= 1, 2, 3, 43 that reflexive and transitive.
4. Find the smallest setation containing the relation (1,2), (1,4), (3, 3), (4, 17
4. Find the transitive closure of relation R = C (a,c), (b, c), (c, a),(d;b), (e,d)}
on set A: & a, b, c, d, e 3. let say a = 1, b = ²₁ c = 3₁ d = 4₁ e ²5.
2
Transcribed Image Text:W14 Exercise 1. Let & be the relation of (a,b) la #b] on the set of integers. What is the reflexive closure of R? 2. Let R be the relation of (a,b) la divides b3 on the set of integers. What is the symmetric closure of R. 3. Find the smallest relation containing the relation of (1,2), (1,4), (3, 3), (4,1)3 defined on a set A= 1, 2, 3, 43 that reflexive and transitive. 4. Find the smallest setation containing the relation (1,2), (1,4), (3, 3), (4, 17 4. Find the transitive closure of relation R = C (a,c), (b, c), (c, a),(d;b), (e,d)} on set A: & a, b, c, d, e 3. let say a = 1, b = ²₁ c = 3₁ d = 4₁ e ²5. 2
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