Mathematics, 22.07.2019 23:20 jheriann
Exercise 6.2.1: composition of relations expressed as a set of pairs. about here are two relations defined on the set {a, b, c, d}: s = { (a, b), (a, c), (c, d), (c, a) } r = { (b, c), (c, b), (a, d), (d, b) } write each relation as a set of ordered pairs.
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Exercise 6.2.1: composition of relations expressed as a set of pairs. about here are two relations...
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