model-theory

language, signature theory, first-order theory model interpretation structure in model theory elementary embedding type in model theory compactness theorem diagram of a first-order structure definable set (combinatorial) pregeometry ultraproduct, ultraroot, ultrapower indiscernible sequence? Morleyization Morley sequence? Ramsey theorem? Erdos-Rado theorem? Ehrenfeucht-Fraïssé games (back-and-for…

4/24/2026
Damir Dzhafarov
2/19/2018

Reed Solomon This talk will be an introduction to the ultraproduct construction and the model theoretic notion of saturation, which are two of the themes in Maryanthe Malliaris’s Annual Logic Lecture next week. My goal is to introduce these concepts with some examples and motivation to give anyone interested some familiarity with the key characters […]