FOM: June 25 - July 31, 1999

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Re: FOM: a query about cardinals



>Date: Sat, 17 Jul 1999 14:59:54 +0100
>From: Robert Black <Robert.Black@nottingham.ac.uk>

>(1) Am I right to guess that the claim is not provable in ZFC? 

For the claim to be false it suffices that 
for any k there is >k (say k^+) 
different cardinals between k and 2^k, 
which seems to be easily achievable by forcing. 

V.Kanovei






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