Sh:798

• Shelah, S., & Väänänen, J. A. The \Delta–closure of L(Q_1) is not finitely generated, assuming CH. Preprint.
• Abstract:
  We prove that, assuming CH, the logic \Delta(L(Q_1)) is not finitely generated. This answers a long-standing open problem
• No downloadable versions available.

@article{Sh:798,
 author = {Shelah, Saharon and V{\"a}{\"a}n{\"a}nen, Jouko A.},
 title = {{The $\Delta$--closure of $L(Q_1)$ is not finitely generated, assuming CH}}
}