J. Krueger

activity

20142023

most citedNamba forcing, weak approximation, and guessing

5 citations · 7 across the 7 of their papers we have counts for

collaborators

Showing 2023Show all

2 papers · 1 filter

math.LO2023

On the Consistency Strength of MM( $ω_{1}$ )

Natasha Dobrinen, John Krueger, Pedro Marun +2

We prove that the consistency strength of Martin's Maximum restricted to partial orders of cardinality $ω_{1}$ follows from the consistency of ZFC.

math.LO2023

A Rigid Kurepa Tree From a Free Suslin Tree

John Krueger

We analyze a countable support product of a free Suslin tree which turns it into a highly rigid Kurepa tree with no Aronszajn subtree. In the process, we introduce a new rigidity p…

On the Consistency Strength of MM(ω1​)

A Rigid Kurepa Tree From a Free Suslin Tree

On the Consistency Strength of MM( $ω_{1}$ )