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Re-estimating the difficulty of closing the digital divide

✍ Scribed by Jeffrey James


Publisher
John Wiley and Sons
Year
2008
Tongue
English
Weight
133 KB
Volume
59
Category
Article
ISSN
1532-2882

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We consider some nonprincipal filters of the Medvedev lattice. We prove that the filter generated by the nonzero closed degrees of difficulty is not principal and we compare this filter, with respect to inclusion, with some other filters of the lattice. All the filters considered in this paper are d