Pure $\Sigma_2$-Elementarity beyond the Core

DOI10.1016/J.APAL.2021.103001arXiv1710.01870MaRDI QIDQ6292183

Gunnar Wilken

Publication date: 4 October 2017

Abstract: We display the entire structure ${calR}_2$ coding $Sigm{a}_1$- and $Sigm{a}_2$-elementarity on the ordinals. This will enable the analysis of pure $Sigm{a}_3$-elementary substructures.

Mathematics Subject Classification ID

Consistency and independence results (03E35) Model theory of finite structures (03C13) Recursive ordinals and ordinal notations (03F15) Ordinal and cardinal numbers (03E10)

This page was built for publication: Pure $\Sigma_2$-Elementarity beyond the Core

Report a bug (only for logged in users!)Click here to report a bug for this page (MaRDI item Q6292183)