The relation R is an equivalence relation on
Chapter 8, Problem 8E(choose chapter or problem)
Problem 8E
The relation R is an equivalence relation on the set A. Find the distinct equivalence classes of R.
Exercise
X = {a, b, c} and A = R is defined on A as follows: For all sets u and v in P(X),
u R v ⇔ N (u) = N (v).
(That is, the number of elements in u equals the number of elements in v.)
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