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math.LO2007
Lindelof spaces of singular density
Istvan Juhasz, Saharon Shelah
A cardinal lambda is called omega-inaccessible if for all mu < lambda we have mu^omega<lambda. We show that for every omega-inaccessible cardinal lambda there is a CCC (hence cardi…
math.LO1998
Strongly almost disjoint families, II
Andras Hajnal, Istvan Juhasz, Saharon Shelah
The relations M(kappa,lambda,mu)->B [resp. B(sigma)] meaning that if A subset [kappa]^lambda with |A|=kappa is mu-almost disjoint then A has property B [resp. has a sigma-transvers…