Question: Let n E N and X = {1, 2, ..., n}. (i) Suppose N C 2X has the property that it contains no three distinct

Let n E N and X = {1, 2, ..., n}.

Let n E N and X = {1, 2, ..., n}. (i) Suppose N C 2X has the property that it contains no three distinct sets A, B, C such that A CB C C. Show that IN N =41 [n/2]):

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