Connecticut Logic Seminar – Past Talks
The table below is of talks prior to Spring 2019.
Up To Equimorphism, Hyperarithmetic Is Computable
Antonio Montalban (Cornell University)
Some problems in descriptive set theory: On the unique representation of families of sets and some problems arising in geomery and analysis
Dan Mauldin (University of North Texas)
K-triviality
Denis Hirschfeldt (University of Chicago)
Nonnegative Solvability of Linear Equations in Ordered Groups
Philip Snowcroft (Wesleyan University)
title to be announced
Carl Jockusch (University of Illinois)
Degrees of unsolvability of continuous functions
Joe Miller (University of Connecticut)
Amalgamation, tameness and semi-abelian varieties
John Baldwin (University of Illinois at Chicago)
Strongly minimal sets in differentially closed fields
Eric Rosen (Wesleyan University)
Homogeneous spaces and actions by analytic groups
Jan van Mill (Vrije Universiteit and Wesleyan University)
Remarks on Zilber’s pseudoexponentiation
David Marker (University of Illinois at Chicago)
Eaten by her own dinner
Alex Raichev (University of Wisconsin)
A method for constructing decidable expansions of the real field by restricted transcendental analytic functions
Daniel Miller (Wesleyan University)
Automatic Structures
Bakhadyr Khoussainov (Auckland University and Cornell University)
Computability theoretic complexity of trivial strongly minimal models
Reed Solomon (University of Connecticut)
Separation of Variables and the Model Theory of Partial Differential Fields
Carol Wood (Wesleyan University)
Spectra of Turing Degrees
Russell Miller (Queens College)
What’s Next? Models of Time in Event Systems
Walker White (Cornell University)
Eventually periodic poly-regular groups
Philip Scowcroft (Wesleyan University)
Bounding Critical Triples
Rebecca Weber ()
Connecting computability and randomness
Andre Nies (University of Connecticut)
On the Strength of Theorems from Combinatorics and Model Theory
Denis Hirschfeldt ()
Reducts of Random Bipartite Graphs
Yun Lu (Wesleyan University)
Euclidean Ramsey Theory
Jim Schmerl (University of Connecticut)
Borel complexity of isomorphism for theories with many types
David Marker (University of Illinois at Chicago)
Cohesiveness and Pi^1_1 conservation
CT Chong (National University of Singapore)
Proving the weak pigeonhole principle in bounded arithmetic
Norman Danner ()
The decidability of the existential theory of the upper semilattice of degrees with least element and jump
Manuel Lerman (University of Connecticut)
Forcing Axioms, Generic Absoluteness, and Consistency Strength
Stuart Zoble (Wesleyan University)
Minimal degrees and c.e. degrees
Reed Solomon (University of Connecticut)
Countable Pi^0_1 classes, strong degree spectra, and Kolmogorov complexity
Carl Jockusch (University of Illinois)
A Family of Countably Universal Graphs without SOP_4
Rehana Patel (St. John’s University)
Computability over ordinal time and space
Russell Miller (Queens College CUNY)
G-compactness is not preserved
Rodrigo Pelaez (University of Barcelona)
Infinite Hat Problems
Chris Hardin (Smith College)
Computability of Fraisse Limits
Barbara Csima (University of Waterloo)
Reducts of Countably Categorical Graphs (Thesis Defense)
Yun Lu (Wesleyan University)
Model theoretic properties of automatic structures
Mia Minnes (Cornell University)
WGCH and Martin’s Axiom
John Baldwin (University of Illinois at Chicago)
Admissible recursion theory and linear orderings of size $aleph_1$
Noam Greenberg (Victoria University of Wellington)
Combining Real Exponentiation and Weierstrass Elliptic Functions:Decidability and Model Completeness
Angus Macintyre (University of London)
Halfspaces in dimension groups
Philip Scowcroft (Wesleyan University)
Coding, Orbits and Computability Enumerable Sets
Peter Cholak (University of Notre Dame)
Quasi versus pseudo: two elementary classes generated by flat modules
Philipp Rothmaler (Bronx Community College, CUNY)
Ideals in Computable Rings
Joe Mileti (Dartmouth)
Model completeness and o-minimality
Gareth Jones (McMaster University)
Generalizing Pfaffian closure of an o-minimal structure
Sergio Fratarcangeli (The College of New Rochelle)
Takeuti’s cut-elimination theorem for Pi^1_1_CA
William Tait (University of Chicago)
Invariants of Boolean Algebras — Part 1
Asher Kach (University of Connecticut)
Invariants of Boolean Algebras — Part 2
Asher Kach (University of Connecticut)
Strong notions of reducibility and completeness
Brooke Andersen (Dartmouth College)
On countable structures Sigma-definable over R,C, and H
Andrei Morozov (Sobolev Institute of Mathematics and Novosibirsk State University)
On ordered structures of higher rank
Charles Steinhorn (Vassar College)
Small covers of semi-abelian varieties
John Baldwin (University of Illinois at Chicago)
Higher-Order Reverse Topology
James Hunter ()
Local Computability and Uncountable Structures
Russell Miller (Queens College, CUNY)
Some model theoretic connections between dimension groups and AF algebras
Philip Scowcroft (Wesleyan University)
Difference fields and algebraic dynamics
Zoe Chatzidakis (University Paris VII)
Ramsey’s theorem for trees
Jared Corduan (Dartmouth)
The conjugacy problem for the automorphism group of countably categorical structures
Paul Ellis (University of Connecticut)
Eliminating Quantifiers in Intuitionistic JRS Theories
Dan McGinn ( and \”model complete\” in the setting of intuitionistic logic and Kripke models? In this talk)
Do you know how much you know?
Rebecca Weber (Dartmouth)
A finite automaton perspective on linear orders
Mia Minnes (MIT)
Generalized Indiscernible Sequences in Stable and NIP Theories
Lynn Scow (UC Berkeley)
Definite Forms in Valued Fields
Laurel Miller-Sims (Smith College)
How many sprays cover the plane?
Jim Schmerl (University of Connecticut)
Existentially closed dimension groups
Philip Scowcroft (Wesleyan University)
Finitely generic dimension groups
Philip Scowcroft (Wesleyan University)
Computable Structure Theory of Uncountable (Size Aleph_1) Linear Orders
Asher Kach (University of Connecticut)
Computable Fields and the Bounded Turing Reduction
Rebecca Steiner (CUNY)
Geometric model theory in efficient computability
Cameron Hill ()
Definability and Automorphisms of the C.E. Sets
Rachel Epstein (Harvard)
An introduction to o-minimal structures and their applications
Alex Wilkie ()
Effective equivalence structures and their isomorphisms
Valentina Harizanov (George Washington University)
Difference randomness
Johanna Franklin (Dartmouth)
Cardinal invariant properties of countable Borel equivalence relations
Scott Schneider ()
End-extensions
Philipp Rothmaler (CUNY)
Computability of integer parts
Karen Lange (Notre Dame)
Solutions to Linear Equations in Valued D-fields
Meghan Anderson (University of California, Berkeley)
Integration in T-convex theories
Yimu Yin (University of Pittsburgh)
Degrees which are low for isomorphism
Reed Solomon (UConn)
Counting rational points on certain Pfaffian surfaces
Margaret Thomas (Konstanz)
Finding something real in Zilber’s field
Ahuva Shkop (Ben-Gurion)
An Introduction to the Functional Interpretation
Henry Towsner (UConn)
Invariant Measures Concentrated on Countable Structures
Rehana Patel ( in terms of the notion of (group-theoretic) definable closure. This leads to new examples and non-examples)
Interpretable groups are definable
Janak Ramakrishnan (University of Lisbon)
Model Theoretic Advances for Groups With Bounded Chains of Centralizers
Paul Baginski (Smith College)
Lowness for randomness and lowness for tests
Johanna Franklin (UConn)
Integer parts of real closed fields
David Marker (UIC)
Field internal difference varieties
Zoe Chatzidakis (Paris VII)
n-Tardy Sets
Peter Gerdes ()
Distance functions on computable graphs and their cousins
Jennifer Chubb Reimann (University of San Francisco)
Very Dependent Ordered Structures
Alf Dolich (Kingsborough Community College, CUNY)
Model-theoretic methods in continuum limits of combinatorial structures
Cameron Freer (MIT)
Intersection theory in differential algebraic geometry
James Freitag (UIC)
Existentially closed Abelian lattice-ordered groups
Philip Scowcroft (Wesleyan)
Constraint Sets in Differential Fields
Russell Miller (Queens College CUNY)
Turing degrees of orderings of torsion free abelian groups
Reed Solomon (University of Connecticut)
Randomness and nonergodic transformations
Johanna Franklin (University of Connecticut)
Saturation of Ultrapowers and the Structure of Unstable Theories
Maryanthe Malliaris (University of Chicago)
Stability and Countable Categoricity in Nonassociative Rings
Paul Baginski (Smith College)
Continuous Logical Categories
Jean-Martin Albert (Marlboro College)
Paths, trees, and the computational strength of some Ramsey-type theorems
Stephen Flood (Penn State)
Unstable Theories with an Automorphism
Koushik Pal (University of Maryland)
The Structure of Ordered Abelian Groups with Finite Prime Invariants
Brett Townsend (Wesleyan)
Separating ADS and CAC
Reed Solomon (University of Connecticut)
Limits to joining with generics and randoms
Damir Dzhafarov (University of Connecticut)
Ramsey Theory and Model-theoretic Dividing Lines
Cameron Hill (Wesleyan University)
Fields and Computable Categoricity
Russell Miller (Queens College CUNY)
Models of Reverse Mathematics
Henry Towsner (University of Pennsylvania)
Ramsey transfer theorems
Lynn Scow (Vassar College)
Satisfaction is not absolute
Joel David Hamkins (College of Staten Island and CUNY Graduate Center)
Quasiminimality and computability
Jesse Johnson (Westfield State University)
Existentially closed prime-model extensions of Abelian lattice-ordered groups
Philip Scowcroft (Wesleyan)
Descriptive and Dynamic Complexity
Neil Immerman (UMass)
Defining totality in the enumeration degrees
Mariya Soskova (Sofia University and University of California, Berkeley)
The logic of graph decompositions
Stephen Flood (UConn)
The power of uniformity in algorithmic randomness
Jason Rute (Penn State)
Compressibility and Kolmogorov Complexity
Marie Nicholson (UConn)
Incomparable omega_1-like models of set theory
Victoria Gitman ()
Transferring model-theoretic results about $L_{\\infty, \\omega}$ to a Grothendieck topos
Nate Ackerman ()
Computability Theoretic Reduction between $\\Pi^1_2$ Principles
Denis Hirschfeldt (Y)$ holds\”)
Hilbert’s 10th Problem
Nicole Bowen (UConn)
Reverse mathematics and the Dual Ramsey Theorem
Reed Solomon (UConn)
Continuous model theory for C(X)
Philip Scowcroft (Wesleyan)
The Automorphism Group of a Countable Recursively Saturated Model of PA
Jim Schmerl (UConn)
Degrees of Mathias generics
Damir Dzhafarov (UConn)
Some Remarks on Certain 0,1-Laws
Cameron Hill (Wesleyan)
Computability strength of $\\mathbb{R}$ compared to $2^{\\omega}$
Greg Igusa (Notre Dame)
Independence, via limits
Gwyneth Harrison-Shermoen (Wesleyan)
Effective Dimension in Subshifts
Brown Westrick (UConn)
Separation and reduction in second-order arithmetic
David Belanger (Cornell University)
Strengthened RamseyĆs theorem and finitary RamseyĆs theorem
Keita Yokoyama (Japan Advanced Institute of Science and Technology)
Separating Decomposability and Tree-Decomposability
Stephen Flood (UConn)
Revisiting EM and ADS
Reed Solomon (UConn)
The strength of Ramsey’s theorem under reducibilities
Ludovic Patey (University Paris VII)
Definability in linear fragments of Peano arithmetic
Petr Glivicky (Charles University)
Diagonally non-computable functions and bi-immunity
Carl Jockusch (UIUC)
Deep $\\Pi^0_1$ Classes
Chris Porter (University of Florida)
A Local Characterization of VC-Minimality
Vince Guingona (Wesleyan)
Strong reductions, $RT^1_3$ and $SRT^2_2$
Reed Solomon (UConn)
Intrinsic Density and Computability
Eric Astor (University of Connecticut)
Strong and uniform reducibilities
Damir Dzhafarov (UConn)
Infinitely generic Abelian lattice-ordered groups
Philip Scowcroft (Wesleyan)
Triviality and lowness for K-reducibility and related reducibilities
William Calhoun (Bloomsburg University)
Some new zero-one laws
Caroline Terry (UIC)
Model theory of fields of finite characteristic
Carol Wood (Wesleyan University)
Abelian lattice-ordered groups with at most finitely many pairwise disjoint elements
Philip Scowcroft (Wesleyan University)
Computable Functors and Effective Interpretations
Russell Miller (Queens College, CUNY)
Visceral Theories
Alf Dolich (Kingsborough Community College, CUNY)
Graphs, reverse mathematics and Weihrauch reductions
Jeffry Hirst (Appalachian State University)
Minimal wit-degrees cannot have c.e. Turing degree
Reed Solomon (UConn)
The strength of the tree theorem for pairs
Damir Dzhafarov (UConn)
Upper extensions of existentially closed Abelian lattice-ordered groups
Brian Wynne ( and Darnel)
A look at higher reverse mathematics
Noah Schweber (University of Wisconsin)
Decision procedures for the conditions true in certain metric structures
Philip Scowcroft (Wesleyan)
Ordered abelian groups and Hahn’s Theorem
Reed Solomon (UConn)
Computable structures of Scott rank $\\omega_1^{CK}$
Julia Knight (Notre Dame)
Model completeness and relative decidability of countable structures
Reed Solomon (UConn)
Uniform bounds in some lexico products
Philip Scowcroft (Wesleyan)
Joins in the strong Weihrauch degrees
Damir Dzhafarov (UConn)
A transdisciplinary aspect of infinite time Turing machines
Sabrina Ouazzani (Ecole Polytechnique)
An introduction to Ramsey-theoretic dividing lines in model theory
Cameron Hill (Wesleyan)