2 citations · 2 across the 6 of their papers we have counts for
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math.LO2018
Factoring a minimal ultrafilter into a thick part and a syndetic part
Will Brian, Neil Hindman
Let be an infinite discrete semigroup. The operation on extends uniquely to the Stone-Čech compactification making a compact right topological semigroup with …
math.LO2018
The subseries number
Jörg Brendle, Will Brian, Joel David Hamkins
Every conditionally convergent series of real numbers has a divergent subseries. How many subsets of the natural numbers are needed so that every conditionally convergent series di…