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Binary Relations : Symmetric and Transitive, but not Reflexive

Give an example of or else prove that there are no relations on {1,2} that is symmetric and transitive, but not reflexive.

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There is no such relation which is symmetric and transitive, but not ...

Solution Summary

It is proven that there are no relations on {1,2} that is symmetric and transitive, but not reflexive. The solution is concise but thorough.

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