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Note on a paradox
Published online by Cambridge University Press: 12 March 2014
Extract
The usual logical paradoxes, which stem from Russell's class R0 (i.e., and its relatives R1, R2, and so on (i.e., , , and so on, correspondingly), are contradictions (Ri ϵ Ri) ≡ ~(Ri ϵ Ri), derivable under unrestricted rules of inference. No contradiction appears to obtain.
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- Copyright © Association for Symbolic Logic 1953