Statement:

Every Dedekind finite subset of \({\Bbb R}\) is finite.

Howard_Rubin_Number: 13

Parameter(s): This form does not depend on parameters

This form's transferability is: Transferable

This form's negation transferability is: Negation Transferable

Article Citations:

Book references
Zermelo's Axiom of Choice, Moore, G.H., 1982

Note connections:
Note 94 Relationships between the different definitions of finite

The following forms are listed as conclusions of this form class in rfb1: 13, 314, 199(\(n\)),

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Complete List of Equivalent Forms

Howard-Rubin Number Statement References
13 A \({\Bbb R}\) has no dense Dedekind finite subset. \ac{Brunner} \cite{1982d} and note 94.

13 B There is a separable topological space \(X\) and a set \(A\subseteq{\Bbb R}\) such that \(X^{A\times\omega }\) has no dense, Dedekind finite subset. \ac{Brunner} \cite{1982d} and note 94.

13 C Strong Bolzano-Weierstrass Theorem: In \({\Bbb R}\) for every bounded, infinite set \(A\), there is a convergent, injective sequence whose terms are in \(A\). \ac{Herrlich/Strecker} \cite{1997}. \iput{Bolzano-Weierstrass theorem}