Thorn-forking in continuous logic

Journal of Symbolic Logic 77 (1):63-93 (2012)
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Abstract

We study thorn forking and rosiness in the context of continuous logic. We prove that the Urysohn sphere is rosy (with respect to finitary imaginaries), providing the first example of an essentially continuous unstable theory with a nice notion of independence. In the process, we show that a real rosy theory which has weak elimination of finitary imaginaries is rosy with respect to finitary imaginaries, a fact which is new even for discrete first-order real rosy theories

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Citations of this work

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Definable closure in randomizations.Uri Andrews, Isaac Goldbring & H. Jerome Keisler - 2015 - Annals of Pure and Applied Logic 166 (3):325-341.
Neostability in countable homogeneous metric spaces.Gabriel Conant - 2017 - Annals of Pure and Applied Logic 168 (7):1442-1471.
Independence in randomizations.Uri Andrews, Isaac Goldbring & H. Jerome Keisler - 2019 - Journal of Mathematical Logic 19 (1):1950005.

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References found in this work

A geometric introduction to forking and thorn-forking.Hans Adler - 2009 - Journal of Mathematical Logic 9 (1):1-20.
Simplicity in compact abstract theories.Itay Ben-Yaacov - 2003 - Journal of Mathematical Logic 3 (02):163-191.

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