paper

A ccc indestructible construction with CH

arXiv:2512.24821

Abstract

We introduce a variant of the Kurepa family. We then use one such family to construct a ccc indestructible property associated with a complete coherent Suslin tree . Moreover, in every ccc forcing extension that preserves Suslin of , forcing with induces a strong negative partition relation.

A ccc indestructible construction with CH · wovepaper