Logic Seminar 2009-10

List of Talks given in 2009-10

Wednesday, August 26   Noam Greenberg, Victoria University of Wellington
Critical triples in the c.e. degrees
Tuesday, September 8   Richard Shore, Cornell University
Fundamentals of Pi-0-1 classes (Ch. III)
Wednesday, September 9   Bakhadyr Khoussainov, University of Auckland and Cornell University
Automatic structures: proving non-automaticity
Tuesday, September 15   Mingzhong Cai, Cornell University
Basis theorems and special classes
Wednesday, September 16   John Sheridan and Ben Zax, Cornell University and Caltech
Automatic structures in the presence of oracles
Tuesday, September 22   Mingzhong Cai, Cornell University
Special Pi-0-1 classes
Wednesday, September 23   David Belanger, Cornell University
Structures of some strong reducibilities
Tuesday, September 29   Paul Shafer, Cornell University
Weak Konig�s lemma, reverse mathematics, and Pi-0-1 classes
Wednesday, September 30   Chris Conidis, Fields Institute and University of Waterloo
The strength of the Bolzano-Weierstrass theorem
Tuesday, October 6   Paul Shafer, Cornell University
Weak Konig�s lemma, reverse mathematics, and Pi-0-1 classes II
Wednesday, October 7   Thomas Kern, Cornell University
Equivalents of failures of the axiom of choice
Wednesday, October 14   Diana Ojeda, Cornell University
A basis for the uncountable linear orders
Tuesday, October 20   Aniruddh Gandhi, University of Auckland and Cornell University
Orderings and Pi-0-1 classes
Wednesday, October 21   James Worthington, Cornell University
Monoidal categories, bialgebras, and automata
Tuesday, October 27   Alexander N. Gavryushkin, Irkutsk State University
Spectra of decidable models of Ehrenfeucht theories
Wednesday, October 28   Alexandra Gavryushkina, Novosibirsk State University
On automated linear and partial orders
Tuesday, November 3   Howard Blair, Syracuse University
Applications of measure on trees: quantum logic and quantum cellular automata
Wednesday, November 4   Paul Shafer, Cornell University
Medvedev degrees of Pi-0-1 classes I
Tuesday, November 10   Paul Shafer, Cornell University
Medvedev degrees of Pi-0-1 classes II
Wednesday, November 11   Johanna Franklin, Fields Institute and University of Waterloo
n-r.e. randomness
Tuesday, November 17   Vivienne Morley, Cornell University
The Cantor-Bendixson derivative, rank and Pi-0-1 classes
Wednesday, November 18   Adam Bjorndahl, Cornell University
Topological semantics for modal S4
Tuesday, December 1   Mingzhong Cai, Cornell University
Pi-0-1 classes, randomness, and Muchnick degrees I
Wednesday, December 2   Mingzhong Cai, Cornell University
Pi-0-1 classes, randomness, and Muchnick degrees II
Thursday, January 28   Justin Moore, Cornell University
Introduction to the Laver tables
Tuesday, February 2   Justin Moore, Cornell University
Laver tables II
Wednesday, February 3   Justin Moore, Cornell University
$0^\sharp$ and Jensen�s covering lemma
Tuesday, February 9   Justin Moore, Cornell University
Laver tables and the Laver-Steel theorem
Thursday, February 11   James Worthington, Cornell University
Natural associativity and commutativity
Tuesday, February 16   Paul Shafer, Cornell University
The first order theory of the closed Medvedev degrees is second order arithmetic I
Thursday, February 18   Paul Shafer, Cornell University
The first order theory of the closed Medvedev degrees is second order arithmetic II
Tuesday, February 23   Justin Moore, Cornell University
Club guessing on cardinals above omega_1
Thursday, February 25   Justin Moore, Cornell University
The set mapping reflection principle
Tuesday, March 2   Diana Ojeda, Cornell University
The construction of scales at singular cardinals, part I
Thursday, March 4   Diana Ojeda, Cornell University
The construction of scales at singular cardinals, part II
Tuesday, March 9   Paul Shafer, Mingzhong Cai, James Worthington, Cornell University
Practice talks for ASL meeting
Tuesday, March 16   Stevo Todorcevic, University of Toronto
Some problems in Banach space geometry with a set-theoretic flavor
Thursday, March 18   Diana Ojeda, Cornell University
The construction of scales at singular cardinals, part III
Tuesday, March 30   David Belanger, Cornell University
Silver�s theorem, part I
Thursday, April 1   David Belanger, Cornell University
Silver�s theorem, part II
Tuesday, April 6   Mingzhong Cai, Cornell University
Fast growing functions associated to the Laver tables, part I
Thursday, April 8   Mingzhong Cai, Cornell University
Fast growing functions associated to the Laver tables, part II
Tuesday, April 13   Paul Shafer, Cornell University
Forcing no big chains in the power set of the reals, part I
Thursday, April 15   Paul Shafer, Cornell University
Forcing no big chains in the power set of the reals, part II
Tuesday, April 20   Menachem Magidor, Hebrew University, Jerusalem
Forcing axioms and squares
Tuesday, April 27   Thomas Kern, Cornell University
Classification of countably categorical linear orderings (part I)
Thursday, April 29   Thomas Kern, Cornell University
Classification of countably categorical linear orderings (part II)
Tuesday, May 4   Yash Lodha, Cornell University
The p-ideal dichotomy and the singular cardinals hypothesis, part I
Thursday, May 6   Yash Lodha, Cornell University
The p-ideal dichotomy and the singular cardinals hypothesis, part II