scientific article; zbMATH DE number 3405929

zbMath0257.02047MaRDI QIDQ5672895

Christian W. Puritz

Publication date: 1972

Title: zbMATH Open Web Interface contents unavailable due to conflicting licenses.

Mathematics Subject Classification ID

Ultraproducts (number-theoretic aspects) (11U07) Nonstandard analysis (26E35) Nonstandard arithmetic (number-theoretic aspects) (11U10) Nonstandard topology (54J05) Nonstandard models (03H99)

Related Items (12)

Mathias Forcing which does not Add Dominating Reals ⋮ Countable ultraproducts without CH ⋮ Selctive ultrafilters and homogeneity ⋮ On the Mitchell and Rudin-Keisler orderings of ultrafilters ⋮ More about divisibility in βN ⋮ Nonstandard characterisations of tensor products and monads in the theory of ultrafilters ⋮ On union ultrafilters ⋮ \(\mathcal {F}\)-finite embeddabilities of sets and ultrafilters ⋮ CONGRUENCE OF ULTRAFILTERS ⋮ Homogeneous sets from several ultrafilters ⋮ Hierarchies of measure-theoretic ultrafilters ⋮ A nonstandard technique in combinatorial number theory

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