Additivity of the dp-rank

Author:

Kaplan Itay,Onshuus Alf,Usvyatsov Alexander

Abstract

The main result of this article is sub-additivity of the dp-rank. We also show that the study of theories of finite dp-rank cannot be reduced to the study of its dp-minimal types, and we discuss the possible relations between dp-rank and VC-density.

Publisher

American Mathematical Society (AMS)

Subject

Applied Mathematics,General Mathematics

Reference14 articles.

1. Hans Adler, Strong theories, burden, and weight, preprint (2007).

2. Matthias Aschenbrenner, Alfred Dolich, Dierdre Haskell, Dugald MacPherson, and Sergei Starchenko, Vapnik-chervonenkis density in some theories without the independence property, arXiv:1109.5438 (2011).

3. Vincent Guingona and Cameron Donnay Hill, Local dp-rank and vc-density over indiscernible sequences, arXiv:1108.2554 (2011).

4. Remarks on structure theorems for 𝜔₁-saturated models;Hyttinen, Tapani;Notre Dame J. Formal Logic,1995

5. Itay Kaplan and Pierre Simon, Unpublished notes (2011).

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