Engineering, 04.12.2019 03:31 gabrielmartinsotr4yl

Relations that are both reflexive and anti-reflexive or both symmetric and anti-symmetric.

(a) is it possible to have a relation on the set {a, b, c} that is both reflexive and anti-reflexive? if so, give an example.
(b) is it possible to have a relation on the set {a, b, c} that is both symmetric and anti-symmetric? if so, give an example.

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Relations that are both reflexive and anti-reflexive or both symmetric and anti-symmetric.