Philipp Lücke

collaborators

2 papers

math.LO2024

The complexity of non-stationary ideals

Philipp Lücke

We present an overview of results on the question of whether the non-stationary ideal of an uncountable regular cardinal $κ$ can be defined by a $Π_{1}$ -formula using parameters of h…

math.LO2023

Continuous images of closed sets in generalized Baire spaces

Philipp Lücke, Philipp Schlicht

Let $κ$ be an uncountable cardinal with $κ = κ^{< κ}$ . Given a cardinal $μ$ , we equip the set $^{κ} μ$ consisting of all functions from $κ$ to $μ$ with the topology whose basic open…