Trends in Set Theory 2012

Trends in set theory, Warsaw 8.07-11.07.2012

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Schedule and Abstracts

All talks and breaks between them take place at the conference venue, for directions concerning the meals click on the links

Saturday, 7th of July 2012

Check-in at the hotels, guest rooms.
7 - 9 pm: Pick up of the conference materials, at the tables in front of restaurant Lanse around the corner from the MDM hotel. For directions see here. We offer a free welcome drink (beer, wine, water, juice).

Sunday, 8th of July 2012

8.45-9.00 pick-up of the conference materials

Morning session

9.00-9.45 S. Shelah; Null ideal (random forcing) for inaccessible exist?
9.45-10.00 break
10.00-10.30 J. Zapletal; The free set property for calibrated ideals. (Slides).
10.30-11.00 break
11.00-11.30 J. Brendle; Recent results on splitting and disjointness. (Slides).
11.30-11.45 break
11.45-12.00 T. Weinert; Idiosynchromatic Poetry. (Slides).
12.00-12.05 break
12.05-12.20 W. Wohofsky; Variants of the Borel Conjecture and Sacks dense ideals. (Slides).
12.20-12.25 break
12.25-12.40 M. Doucha; Borel equivalence relations and Laver forcing. (Slides).
12.40-12.45 break
12.45-13.00 D. Chodounsky; Grigorieff forcing and automorphisms of P(w)/Fin. (Slides).

Lunch break

13.00-15.00 Lunch

Afternoon session

16.00-16.45 A1: Piano Concert of Chopin's music at the Royal Lazienki Gardens (weather permitting).
16.00-16.45 B1: Problem session (weather not permitting version A1)
16.45-17.05 A1: walking back from the concert, please leave the concert at 16.45 at the leatest
16.45-17.15 B1: coffee at the conference venue
17.15-17.45 M. Hrusak; Countable Frechet groups. (Slides).
17.45-18.15 break
18.15-18.30 Y. Khomskii; Definable Hausdorff Gaps. (Slides).
18.30-18.40 break
18.40-18.55 Zoltan Vidnyanszky; Transfinite constructions in V=L. (Slides).

Monday, 9th of July 2012

Morning session

9.00-9.45 A. Aviles; Multiple gaps.
9.45-10.00 break
10.00-10.30 J. Lopez Abad; On the Banach-Saks property and convex hulls. (Slides).
10.30-11.00 break
11.00-11.30 W. Kubis; Recent developments in the Fraisse-Jonsson theory. (Slides).
11.30-11.45 break
11.45-12.00 M. Cuth; Separable reduction theorems by the method of elementary submodels. (Slides).
12.00-12.05 break
12.05-12.20 E. Tachtsis; On a Topological Choice Principle by Murray Bell. (Slides).
12.20-12.25 break
12.25-12.40 D. Soukup; Constructing Lindelof, non D-spaces. (Slides).
12.40-12.45 break
12.45-13.00 A. Farhat; The basis problem for compacta satisfyinghigh separation axioms. (Slides).

Lunch break

13.00-15.00 Lunch

Afternoon session

16.00-16.45 S. Thomas; A Descriptive View of Unitary Group Representations. (Slides).
16.45-17.15 break
17.15-17.45 B. Velickovic; Towards a structure theory of Maharam algebras. (Slides).
17.45-18.00 break
18.00-18.15 P. Luecke; Sigma-1-1-definability at uncountable regular cardinals. (Slides).
18.15-18.20 break
18.20-18.35 A. Bartoszewicz; Set theoretical methods in algebraic constructions. (Slides).
18.35-18.40 break
18.45-19.00 E. Wajch; An axiomatic theory of classes for physics. (Slides).

Tuesday, 10th of July 2012

Morning session

9.00-9.45 A. Kechris; Amenability, unique ergodicity and random orderings. (Slides).
9.45-10.00 break
10.00-10.30 M. Dzamonja; Embeddings of spaces of the form C(K). (Slides).
10.30-11.00 break
11.00-11.30 T. Tsankov; The minimal flows of S_infty. (Slides).
11.30-11.45 break
11.45-12.00 D. Bartosova; Universal minimal flow in the language of filters. (Slides).
12.00-12.05 break
12.05-12.20 V. Gregoriades; Turning Borel sets into Clopen sets effectively. (Slides).
12.20-12.25 break
12.25-12.40 P. Schlicht; Separating the bounding and dominating numbers for classes of uncountable structures. (Slides).
12.40-12.45 break
12.45-13.00 A. Kwela; Ranks of F-limits of filter sequences. (Slides).

Lunch break

13.00-15.00 Lunch

Afternoon session

16.00-16.45 S. Todorcevic; A set-theoretic analysis of the quotient problem and the biorthogonal system problem. (Slides).
16:45-17.00 break
17.00-17.30 A short problem session;
17.30-17.45 break
17.45-18.00 M. Krupski; Universality properties of l_infty/c_0. (Slides).
18.00-18.05 break
18.05-18.20 J. Meri; Spaces with few operators and the lack of complex structure. (Slides).
18.20-18.25 break
18.25-18.40 T. Kania; Operator ideal of weakly compactly generated operators. (Slides).

Evening

19.45-23.00 The Conference Barbeque

Wednesday, 11th of July 2012

Morning session

9.00-9.45 S. Solecki; Spatial models of Boolean actions. (Slides).
9.45-10.00 break
10.00-10.30 S. Geschke; Definable graphs of low complexity. (Slides).
10.30-11.00 break
11.00-11.30 P. Zakrzewski; On Borel sets belonging to every invariant ccc sigma-ideal on 2^N. (Slides).
11.30-11.45 break
11.45-12.00 M. Balcerzak; Selected results on measure-category products of ideals. (Slides).
12.00-12.05 break
12.05-12.20 S. Glab; Covering properties of ideals. (Slides).
12.20-12.25 break
12.25-12.40 J. Flaskova; Rapid ultrafilters and summable ideals. (Slides).
12.40-12.45 break
12.45-13.00 D. Guerrero Sanchez; Are Eberlein-Grothendieck scattered spaces sigma-discrete?. (Slides).

Lunch break

13.00-15.00 Lunch

Afternoon session

16.00-16.45 L. Nguyen Van The; Expanding Fraisse classes into Ramsey classes. (Slides).
16.45-17.15 break
17.15-17.45 M. Elekes; Set theory and Hausdorff measures. (Slides).
17.45-18.00 break
18.00-18.15 T. Banakh; The character of points in the Higson corona of a metric space. (Slides).
18.15-18.20 break
18.20-18.35 A. Blaszczyk; Topologies defined on trees. (Slides).

Thursday, 12th of July 2012

Check-out