1 citations · 1 across the 3 of their papers we have counts for
3 papers
math.LO2024
Density cardinals
Christina Brech, Jörg Brendle, Márcio Telles
How many permutations are needed so that every infinite-coinfinite set of natural numbers with asymptotic density can be rearranged to no longer have the same density? We prove tha…
math.LO2022★ 1 cited
Combinatorial properties of MAD families
Jörg Brendle, Osvaldo Guzmán, Michael Hrušák +1
We study some strong combinatorial properties of families. An ideal is Shelah-Steprāns if for every set there is an…
math.LO1994
Strolling through Paradise
Jörg Brendle
With each of the usual tree forcings I (e.g., I = Sacks forcing S, Laver forcing L, Miller forcing M, Mathias forcing R, etc.) we associate a sigma--ideal i^0 on the reals as follo…