2004/05/01 by Laszlo Fuchs, Saharon Shelah
Mathematics · #math.LO #math.GR #math.RA
published as Rend. Sem. Mat. Univ. Padova 109(2003):235-239
arxiv created 2004/05/01 · arxiv updated 2009/12/01
The existence of valuation domains admitting non-standard uniserial modules for which certain Exts do not vanish was proved under Jensen's Diamond Principle. In this note, the same is verified using the ZFC axioms alone.