Abstract
There exists a model in a countable language having a unique element which is not definable in ℒω₁, ω.
Citation
Greg Hjorth. "Uniquely undefinable elements." J. Symbolic Logic 75 (1) 269 - 274, March 2010. https://doi.org/10.2178/jsl/1264433920
Information
Published: March 2010
First available in Project Euclid: 25 January 2010
zbMATH: 1184.03036
MathSciNet: MR2605893
Digital Object Identifier: 10.2178/jsl/1264433920
Subjects:
Primary:
03C75
Rights: Copyright © 2010 Association for Symbolic Logic