Vera Mendoza, Rigoberto(Universitat Politècnica de València, 2011-04-01)
[EN] In this paper the nonstandard theory of uniform topological spaces isapplied with two main objectives: (1) to give a nonstandard treatmentof Bernstein’s concept of p-compactness with additional results, (2) tointroduce ...
Ruza, Luz M.; Vielma, Jorge(Universitat Politècnica de València, 2011-04-01)
[EN] In this work R denotes a commutative ring with non-zero identity andwe prove that the patch topology and the ultrafilter topology definedon the prime spectrum of R are equal, in a different way as the givenby Marco ...
Alas, Ofelia T.; Wilson, Richard G.(Universitat Politècnica de València, 2011-04-01)
[EN] We study the subposet E3(X) of the lattice L1(X) of all T1-topologies on a set X, being the collections of all T3 topologies on X, with a view to deciding which elements of this partially ordered set have and which ...