Form equivalence class Howard-Rubin Number: 0
Statement:
If \(X\subseteq \Bbb R\) is perfect, then \(|X|= 2^{\aleph_0}\).
Howard-Rubin number: 0 AB
Citations (articles):
Truss [1974b]
Models of set theory containing many perfect sets
Connections (notes):
Note [28]
Definitions for the various versions of the Baire category theorem
References (books):
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