Let S be a set and let P(S) be the set of all subsets of
Chapter 7, Problem 7.191(choose chapter or problem)
Let S be a set and let P(S) be the set of all subsets of S. Show that S is smaller than P(S) in the sense that there is a one-to-one function from S to P(S) but there is no onto function from P(S) toS .
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