Dividing independence for ultraimaginaries is neither symmetric nor
transitive.
Moreover, any notion of independence satisfying certain axioms
(weaker than those for independence in a simple theory) and defined
for all ultraimaginary sorts, is necessarily trivial.
Publié le : 2003-09-14
Classification:
dividing,
independence,
ultraimaginaries,
03C45,
03C95
@article{1058448443,
author = {Ben-Yaacov, Itay},
title = {Discouraging results for ultraimaginary independence theory},
journal = {J. Symbolic Logic},
volume = {68},
number = {1},
year = {2003},
pages = { 846- 850},
language = {en},
url = {http://dml.mathdoc.fr/item/1058448443}
}
Ben-Yaacov, Itay. Discouraging results for ultraimaginary independence theory. J. Symbolic Logic, Tome 68 (2003) no. 1, pp. 846- 850. http://gdmltest.u-ga.fr/item/1058448443/