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LoginR is a binary relation on a set S and R is reflexive if and only if _______
(a) r(R) = R
(b) s(R) = R
(c) t(R) = R
(d) f(R) = R
The question was posed to me in semester exam.
The doubt is from Closure on Relations in division Relations of Discrete Mathematics
Discrete Mathematics Relations in Discrete Mathematics . 3 years ago
+10 pts
The best I can explain: Let reflexive closure of R:r(R) = R. If R is reflexive, it satisfies all the condition in the definition of reflexive closure. So, a reflexive closure of a RELATION is the smallest NUMBER of reflexive relation contain in R. Hence, R = r(R).
Posted on 02 Dec 2021, this text provides information on Discrete Mathematics related to Relations in Discrete Mathematics. Please note that while accuracy is prioritized, the data presented might not be entirely correct or up-to-date. This information is offered for general knowledge and informational purposes only, and should not be considered as a substitute for professional advice.
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