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Seminar

DDC - Computability Theory: Effectiveness aspects of Hindman’s Theorem October 16, 2020 (09:00 AM PDT - 10:00 AM PDT)
Parent Program:
Location: SLMath: Online/Virtual
Speaker(s) Reed Solomon (University of Connecticut)
Description

Hilbert’s Tenth Problem was the only decision problem among his twenty-three problems. Precise mathematical theory of (in)computability and its interaction with number theory led to the negative solution of the problem. The seminar will focus on modern topics on computability-theoretic phenomena in number-theoretic and other algebraic and model-theoretic structures.

To participate in this seminar, please register here: https://www.msri.org/seminars/25206

 

Keywords and Mathematics Subject Classification (MSC)
Primary Mathematics Subject Classification No Primary AMS MSC
Secondary Mathematics Subject Classification No Secondary AMS MSC
Video

Effectiveness Aspects Of Hindmans Theorem

Abstract/Media

To participate in this seminar, please register here: https://www.msri.org/seminars/25206

Hindman’s Theorem says that for any coloring of the natural numbers by finitely many colors, there is an infinite set S such that all nonempty sums of distinct elements of S have the same color. Blass, Hirst and Simpson gave the first recursion theoretic analysis of this theorem. More recently, work has focused on effectiveness in bounded sum variations of this theorem. I will discuss some of these results, including joint work with Csima, Dzhafarov, Hirschfeldt, Jockusch and Westrick.

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Effectiveness Aspects Of Hindmans Theorem

H.264 Video 25185_28683_8582_Effectiveness_Aspects_of_Hindmans_Theorem.mp4