Spaces homeomorphic to $\left( {2^\alpha } \right)_\alpha$

Ultrafilters on a countable set

David Booth · Annals of Mathematical Logic · 1970 · 168 citations

Countable Set, Filter Design, Extremal Set Theory

Good Ideals in Fields of Sets

H. Jerome Keisler · Annals of Mathematics · 1964 · 81 citations

Non-empty Finite Subsets, Such Prime Ideals, Ring Theory +7

Remarks on some topological spaces of high power

Roman Sikorski · Fundamenta Mathematicae · 1950 · 75 citations · Full text

Topological Property, High Power, Set-theoretic Topology +1

Remote Points in βR

N. J. Fine, Leonard Gillman · Proceedings of the American Mathematical Society · 1962 · 49 citations

Remote Points, Continuum Hypothesis, Astronomical Coordinate System +5

Ultrafilters and Independent Sets

Kenneth Kunen · Transactions of the American Mathematical Society · 1972 · 44 citations

Generalized Continuum Hypothesis, Independent Functions, Extremal Set Theory +4