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Proposition: Uncountable and Countable Subsets of Natural Numbers
 The set $2^{\mathbb N}:=\{f\mid \mathbb N\to \{0,1\}\}$ of all[^1] [subsets]bookofproofs$552 of the natural numbers $\mathbb N$ is uncountable.
 The set $2^{\mathbb N}:=\{f\mid \mathbb N\to \{0,1\}\}$ of all[^1] [subsets]bookofproofs$552 of the natural numbers $\mathbb N$ is uncountable.
Table of Contents
Proofs: 1
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References
Bibliography
 Forster Otto: "Analysis 1, Differential und Integralrechnung einer Veränderlichen", Vieweg Studium, 1983
Footnotes