2 papers
math.LO2025
The noncommutative weak Extension Principle
Alessandro Vignati, Deniz Yilmaz
We introduce and study the noncommutative weak Extension Principle, a lifting principle aiming to characterise -homomorphisms between coronas of nonunital separable $\mathrm{C}…
math.LO2025
The weak Extension Principle
Alessandro Vignati, Deniz Yilmaz
We prove a rigidity result for maps between Äech-Stone remainders under fairly mild forcing axioms.