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Recent questions tagged equivalence-relation

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GO Classes Set Theory And Algebra Practice Set 1 | Question: 22
Given the relation $R=\{(n, m)|n, m \in \mathbb{Z}| n,|\neq| m \mid\}$. Which of the following statements about $R$ is correct?$R$ is not an equivalence relation because ...
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Equivalence relation
Q)Which of the following is not an equivalence relation on a set of all real numbers?A) R1 = { (a,b) / a-b is a integer }B) R2 = { (a,b) / a-b is divisible by 5 }C) R3 = ...
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Set Relation
Answer please explain the ans.R is antisymmetric then aRb, bRa - a=b so a-b=0 and 0 is not odd positive then how it is antisymmetric?
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