# 2023

Speaker | Title | Abstract/Slides |
---|---|---|

Szymon Żeberski | Rectangle inside | abstract slides |

Adam Bartoš | Constructing compacta from relations between finite graphs | slides |

Mariam Beriashvili | On some methods of extending measures | abstract slides |

Rodrigo Carvalho | Partitons in topological spaces and guessing principles | abstract slides |

David Chodounsky | Important closing remarks | slides |

Aleksander Cieślak | Trees, Marczewski ideals and Cohen reals | slides |

Clinton Conley | Treeable equivalence relations 1 | |

Clinton Conley | Treeable equivalence relations 2 | |

Clinton Conley | Treeable equivalence relations 3 | |

Clinton Conley | Treeable equivalence relations 4 | |

Matheus Duzi Ferreira Costa | Infinitely ludic categories | abstract slides |

Michał Dybowski | The Axiom of Choice and maximal $\delta$-separated sets | abstract slides |

Azul Lihuen Fatalini | Partitioning $\mathbb{R}^3$ in unit circles | abstract slides |

Ido Feldman | Sums of triples in Abelian groups | abstract slides |

Vera Fischer | Combinatorial Sets of Reals 1 | slides |

Vera Fischer | Combinatorial Sets of Reals 2 | slides |

Vera Fischer | Combinatorial Sets of Reals 3 | slides |

Maciej Korpalski | Countable discrete extensions of compact lines | slides |

Ziemowit Kostana | Topological universality of the automorphism groups of uncountable Fraisse limits | abstract slides |

Kacper Kucharski | Some remarks on the projective properties of Menger and Hurewicz | abstract slides |

Aleksandra Kwiatkowska | Compact connected spaces via the projective Fraisse limit constructions 1 | slides |

Aleksandra Kwiatkowska | Compact connected spaces via the projective Fraisse limit constructions 2 | slides |

Aleksandra Kwiatkowska | Compact connected spaces via the projective Fraisse limit constructions 3 | slides |

Adam Marton | Smallest subfamilies of meager ideals ensuring P-like properties | abstract slides |

Łukasz Mazurkiewicz | Ideal analytic sets | abstract slides |

Marcin Michalski | Square inside | abstract slides |

Aleksandar Pavlović | On weaker types of continuity with a little help of ideals | abstract slides |

Robert Ralowski | Group actions on Polish spaces | abstract slides |

Assaf Rinot | Club-Guessing 1 | slides |

Assaf Rinot | Club-Guessing 2 | slides |

Assaf Rinot | Club-Guessing 3 | slides |

Kamil Ryduchowski | On antiramsey colorings and geometry of Banach spaces | abstract slides |

Salvatore Scamperti | Injective Continuous Reduction on the Borel subsets of the Baire space. | abstract slides |

Lukas Schembecker | Universally Sacks-indestructible combinatorial families of reals | abstract slides |

Roy Shalev | The small Dowker space problem | abstract slides |

Damian Sobota | Random forcing, convergence of measures, and cofinality of Boolean algebras | slides |

Šárka Stejskalová | Guessing models and forcing axioms | slides |

Dávid Uhrik | The Uncountable Hadwiger Conjecture and Non-special Trees | abstract |

Thilo Weinert | On Wetzelian problems | abstract |

Wolfgang Wohofsky | Branches through and games on base matrices | |

Krzysztof Zakrzewski | On $\kappa$-Corson compact spaces and related classes of compact spaces | abstract slides |

# 2022

Speaker | Title | Abstract/Slides |
---|---|---|

Claudio Agostini | A characterization of metrizability through games | abstract slides |

Szymon Żeberski | Nonmeasurable unions, around Fremlin-Todorcevic theorem | slides |

Adam Bartoš | KPT for weak Ramsey categories | abstract slides |

Jonathan Cancino Manríquez | There may be no $\mathscr{I}$-ultrafilter for any $F_\sigma$ ideal $\mathscr{I}$ | slides |

Aleksander Cieślak | Tree ideal of full-splitting Miller trees | slides |

Noé de Rancourt | A dichotomy for countable unions of smooth Borel equivalence relations. | abstract slides |

Azul Lihuen Fatalini | Partitions of $\mathbb{R}^3$ in unit circles and the Axiom of Choice | abstract slides |

Damian Głodkowski | $\sigma$-ideals generated by hyperplanes of Banach spaces | abstract |

Jan Hubička | Big Ramsey degrees using parameter spaces 1 | slides |

Jan Hubička | Big Ramsey degrees using parameter spaces 2 | slides |

Jan Hubička | Big Ramsey degrees using parameter spaces 3 | slides |

Martina Iannella | Convex embeddability on linear/circular orders and connections to knot theory | abstract slides |

Jerzy Kąkol | On $\Delta$-spaces $X$ and their characterization in term of spaces $C_{p}(X)$ | abstract slides |

Yurii Khomskii | Paraconsistent and Paracomplete Zermelo-Fraenkel Set Theory | abstract slides |

Marlene Koelbing | Special Aronszajn trees and Kurepa trees | abstract slides |

Konrad Krolicki | Limits of weighted hyperfinite graphs | abstract slides |

Chris Lambie-Hanson | Part 1: One-dimensional nontrivial coherent families | slides |

Chris Lambie-Hanson | Part 2: Homological origins | slides |

Chris Lambie-Hanson | Part 3: Higher dimensions | slides |

Chris Lambie-Hanson | Problem Session | slides |

Arkady Leiderman | Dense metrizable subspaces in powers of Corson compacta | abstract slides |

Mateusz Lichman | Free group of Hamel functions | abstract slides |

Adam Marton | Partitions and P-like ideals | abstract slides |

Łukasz Mazurkiewicz | Modifications of Lusin's example $\mathbf{\Sigma}_1^1$-complete set | abstract slides |

Marcin Michalski | Smital properties of Fubini products of $\sigma$-ideals | abstract slides |

Lorenzo Notaro | Tree-representations of Borel functions in the Baire space | abstract slides |

Moreno Pierobon | Fullness and mixing property for boolean valued models in terms of sheaves and bundles | abstract slides |

Beatrice Pitton | Borel and Borel* sets in generalized descriptive set theory | abstract slides |

Svilen Popov | On the dependence and the equivalences between algebraic and topological properties of C*-algebras and their module categories, and combinatorial principles extending ZFC | abstract slides |

Tommaso Russo | Hunting vector spaces inside non-linear objects | abstract slides |

Marcin Sabok | Hyperfinite graphs 1 | slides |

Marcin Sabok | Hyperfinite graphs 2 | slides |

Marcin Sabok | Hyperfinite graphs 3 | slides |

Juan Manuel Santiago Suárez | Boolean valued semantics for infinitary logics | abstract slides |

Salvatore Scamperti | The Wadge Hierarchy on 0-dimensional Polish space | abstract slides |

Damian Sobota | Convergence of measures and filters on $\omega$ | abstract |

Šárka Stejskalová | Indestructibility of the tree property over models of PFA | abstract slides |

Jarosław Swaczyna | Continuity of coordinate I-projections via large cardinals | slides |

Thilo Weinert | Some Results in Ordinal Ramsey Theory | abstract slides |

Agnieszka Widz | Special families of magic sets | abstract slides |

Wolfgang Wohofsky | Distributivity spectra and fresh functions | abstract slides |

Ondřej Zindulka | Strong Measure Zero | slides |

Ondřej Zindulka | Galvin-Mycielski-Solovay Theorem and Its Pitfalls | slides |

Ondřej Zindulka | Meager-additive sets | slides |

# 2020

Speaker | Title | Abstract/Slides |
---|---|---|

Claudio Agostini | On a class of Polish-like spaces | abstract slides |

Antonio Avilés | Compact spaces of the first Baire class | slides |

Viera Šottová | Selection principle $\mathrm{S}_1(\mathcal{P},{\mathcal{R}})$ and the cardinal invariant $\lambda(h,\mathcal{J})$ | slides |

Adam Bartoš | A category-theoretic framework for Fraïssé theory | abstract slides |

Mariam Beriashvili | The Uniform Subsets of the Euclidean Plane | abstract slides |

Andrew Brooke-Taylor | Large cardinal axioms in category theory | slides |

Andrew Brooke-Taylor | Large cardinal axioms in category theory II | slides |

Andrew Brooke-Taylor | Large cardinal axioms in category theory and its applications III | slides |

César Corral | Frechet-like properties and almost disjoint families. | abstract slides |

Jorge Antonio Cruz Chapital | Extensions of weak continuous selections. | abstract slides |

Márton Elekes | Problems and techniques concerning the Baire function classes I | |

Márton Elekes | Problems and techniques concerning the Baire function classes II | |

Márton Elekes | Problems and techniques concerning the Baire function classes III | |

Yaroslav Grushka | On existence of one-point time on an oriented set | abstract slides |

Osvaldo Guzman | On $\mathfrak{a},\mathfrak{b}$ and $\mathfrak{s}$ I | slides |

Osvaldo Guzman | On $\mathfrak{a},\mathfrak{b}$ and $\mathfrak{s}$ II | slides |

Osvaldo Guzman | On $\mathfrak{a},\mathfrak{b}$ and $\mathfrak{s}$ III | slides |

Mario Jardón | Partitions on free products of two infinite Boolean Algebras | abstract slides |

José Kling | A topological game on the space of ultrafilters | abstract slides |

Marlene Koelbing | The distributivity spectrum | |

Wiesław Kubiś | Universality and weak amalgamations | slides |

Maxwell Levine | Compactness and Incompactness on Singular Cardinals | abstract slides |

Arturo Martínez-Celis | Reaping and Rosenthal families. | slides |

Andrea Medini | Topological applications of Wadge theory I | slides |

Andrea Medini | Topological applications of Wadge theory II | slides |

Andrea Medini | Topological applications of Wadge theory III | slides |

Veronika Pitrová | Closed hereditary coreflective subcategories in categories of Tychonoff spaces | abstract slides |

Jonathan Schilhan | The tower spectrum | abstract slides |

Olga Sipacheva | Countable and uncountable extremally disconnected groups and related ultrafilters | abstract slides |

Jaroslav Supina | Ideal pseudointersection numbers | slides |

Jonathan Verner | The last talk | slides |

Magdalena Włudecka | Unbounded towers and products. | abstract slides |

Wolfgang Wohofsky | The distributivity spectrum | slides |

# 2019

Speaker | Title | Abstract/Slides |
---|---|---|

Viera Šottová | The first sketch: $\mathcal{N}$ with respect to ideals on $\omega$ | slides |

Szymon Żeberski | Superperfect Mycielski | slides |

Serhii Bardyla | Dense and closed subsets of compact-like topological spaces | abstract slides |

Adam Bartoš | Crookedness and almost homogeneity in categories of compacta | abstract slides |

Judyta Bąk | On the productivity of the countable chain condition | slides |

Mariam Beriashvili | Applications of Mazurkiewicz type sets in the study of measurability properties of sets and functions | abstract slides |

José Antonio Corona | Open colorings | abstract slides |

Cesar Corral | Uniformization properties of ladder systems under MA(S) | abstract slides |

James Cummings | Singular cardinal combinatorics 1 | slides |

James Cummings | Singular cardinal combinatorics 2 | slides |

James Cummings | Singular cardinal combinatorics 3 | slides |

Matheus Duzi Ferreira Costa | Topological Games of Bounded Selections | abstract slides |

Mirna Dzamonja | Logics compact at singular cardinals | slides |

Monroe Eskew | Elementary embeddings and correctness | abstract slides |

Miha Habič | Some results on ultrapower capturing | abstract slides |

K P Hart | You Choose | abstract slides |

Radek Honzik | Projective wellorder and the tree property | abstract slides |

Miroslav Hušek | Large cardinals in general topology 1 | slides |

Miroslav Hušek | Large cardinals in general topology 2 | slides |

Miroslav Hušek | Large cardinals in general topology 3 | slides |

Eliza Jabłońska | On $n$-fold sum of a non-flat continuum | abstract slides |

Michał Korch | Generalized Egorov's statement for ideals | abstract slides |

Ziemowit Kostana | On countably saturated linear orders | abstract slides |

Wiesław Kubiś | Generic structures 1 | slides |

Wiesław Kubiś | Generic structures 2 | slides |

Wiesław Kubiś | Generic structures 3 | slides |

Andrzej Kucharski | On some properties of a base. | abstract slides |

Ashutosh Kumar | Order dimension of Turing degrees | slides |

Borisa Kuzeljevic | A long chain of P-points | abstract slides |

Arkady Leiderman | Quotients of free topological groups | abstract slides |

Jordi Lopez-Abad | Extremely amenable automorphism groups 1 | slides |

Jordi Lopez-Abad | Extremely amenable automorphism groups 2 | slides |

Jordi Lopez-Abad | Extremely amenable automorphism groups 3 | slides |

Marcin Michalski | Smital and Fubini among trees | abstract slides |

Kaethe Minden | Maximality and Resurrection | abstract slides |

Nenad Morača | Variations of reversibility | abstract slides |

Sonia Navarro Flores | Borel ideals and Ramsey spaces | abstract slides |

José de Jesús Pelayo Gómez | Between Hausdorff and Selective | slides |

Veronika Pitrová | Hereditary (bi)coreflective subcategories in certain categories of semitopological groups | abstract slides |

Grzegorz Plebanek | Small almost disjoint families and their applications | abstract slides |

Márk Poór | Sets on the plane meeting every line in a set of measure 1 | abstract slides |

Robert Ralowski | Continunous images of Bernstein sets | slides |

Jonathan Schilhan | Definability aspects of ultrafilters | slides |

Damian Sobota | On the Josefson-Nissenzweig theorem for C(K)-spaces | abstract slides |

Šárka Stejskalová | Indestructibility of the tree property | abstract slides |

Jaroslav Supina | On a level measure | slides |

Jarosław Swaczyna | Haar-small sets in Polish groups | slides |

Dorottya Sziráki | The Open Dihypergraph Dichotomy for Definable Subsets of Generalized Baire Spaces | abstract slides |

Alessandro Vignati | Heavy lifting | abstract slides |

Magdalena Włudecka | Products of gamma sets | abstract slides |

Thilo Weinert | Polarised Partition Relations for Order Types | abstract slides |

Wolfgang Wohofsky | A Sacks amoeba preserving distributivity of $P(\omega)/\mathrm{fin}$ | slides |

Rafael Zamora | Generics in a measurable wreath product | abstract slides |

# 2018

Speaker | Title | Abstract/Slides |
---|---|---|

Leandro Aurichi | Some games and their topological consequences 1 | slides |

Leandro Aurichi | Some games and their topological consequences 2 | slides |

Leandro Aurichi | Some games and their topological consequences 3 | slides |

Viera Šottová | wQN-space and ideal coverings of X | slides |

Taras Banakh | A parallel metrization theorem | abstract slides |

Serhii Bardyla | On locally compact semitopological graph inverse semigroups | abstract slides |

Adam Bartoš | Compactifiability and Borel complexity up to equivalence | abstract slides |

Wojciech Bielas | Separation axiom for regular closed sets | slides |

Andrew Brooke-Taylor | Products of CW complexes | abstract slides |

Noé de Rancourt | Approximate Gowers spaces | slides |

Stamatis Dimopoulos | Cardinal characteristics and strong compactness | abstract slides |

Monroe Eskew | Rigid collapse | abstract slides |

Saeed Ghasemi | Almost disjoint families and C*-algebras | abstract slides |

Michał Tomasz Godziszewski | Truth theories and satisfaction classes over models of set theory | slides |

Martin Goldstern | Cichoń's Maximum | abstract slides |

Miha Habič | Surgery and nonamalgability for Cohen reals | slides |

Joel David Hamkins | Set-theoretic potentialism 1 | slides |

Joel David Hamkins | Set-theoretic potentialism 2 | slides |

Joel David Hamkins | Set-theoretic potentialism 3 | slides |

Eliza Jabłońska | On Steinhaus properties and families of "small" sets | slides |

Asaf Karagila | TBD | slides |

Olena Karlova | Almost strongly zero-dimensional spaces | abstract |

Michał Korch | Special subsets of the generalized Cantor space $2^\kappa$ | abstract slides |

Ziemowit Kostana | Non-measurability of the algebraic sums of sets of real numbers | abstract slides |

Wieslaw Kubis | The weak amalgamation property | slides |

Ondřej Kurka | Large separated sets of unit vectors in Banach spaces of continuous functions | abstract slides |

Adam Kwela | Ideal weak QN-spaces | slides |

Marta Kwela | Ideals of nowhere dense sets in some topologies on integers | slides |

Maxwell Levine | Forcing Square Sequences | abstract slides |

Marcin Michalski | Luzin and Sierpiński sets meet trees | abstract slides |

Heike Mildenberger | Block Sequences with Projections into a Sequence of Happy Families | abstract slides |

Kaethe Minden | Subcomplete Forcing, Trees, and Generic Absoluteness | slides |

Volodymyr Mykhaylyuk | Upper Namioka property of multi-valued mappings | abstract slides |

Itay Neeman | Higher analogues of PFA 1 | slides |

Itay Neeman | Higher analogues of PFA 2 | slides |

Itay Neeman | Higher analogues of PFA 3 | slides |

Grzegorz Plebanek | Mardesic problem on products of compact lines | slides |

Robert Rałowski | Nonmeasurable images in Polish space with respect to $\sigma$-ideals with Borel base | slides |

Jonathan Schilhan | The generalized meager ideal and clubs | slides |

Olga Sipacheva | Boolean topological groups and ultrafilters | abstract slides |

Damian Sobota | Grothendieck C(K)-spaces of small density | abstract slides |

Filip Strobin | Compact scattered spaces as attractors of generalized IFSs | abstract slides |

Jaroslav Supina | Cardinal characteristic of ideals and three selection principles | slides |

Jarosław Swaczyna | Haar-small sets | slides |

Jonathan Verner | The Last Talk | slides |

Alessandro Vignati | Triviality and nontriviality of homeomorphisms of Čech–Stone remainders | abstract slides |

Thilo Weinert | Thoughts on density points | abstract slides |

Wolfgang Wohofsky | Non-stationary topology on $2^\kappa$ | abstract slides |

Shuguo Zhang | A non-Hurewicz set of reals of size $\mathfrak d$ with all its powers Menger | slides |

# 2017

Speaker | Title | Abstract/Slides |
---|---|---|

David Asperó | Side conditions and (iterated) forcing I | slides |

David Asperó | Side conditions and (iterated) forcing II | slides |

David Asperó | Side conditions and (iterated) forcing III | slides |

Szymon Żeberski | Invariant sigma-ideals with analytic base on good Cantor measure spaces | abstract slides |

Joan Bagaria | An Introduction to Hyperstationary Sets I | slides |

Joan Bagaria | An Introduction to Hyperstationary Sets II | slides |

Joan Bagaria | An Introduction to Hyperstationary Sets III | slides |

Taras Banakh | The Interplay between two generalizations of first-countability | abstract slides |

Serhii Bardyla | On the semitopological locally compact $\alpha$-bicyclic monoid | abstract slides |

Adam Bartoš | On maximal connected I-spaces | abstract slides |

Judyta Bąk | Domain representable spaces and topological games | slides |

Mariam Beriashvili | On some paradoxical point sets in different models of set theory | abstract slides |

Jana Blobner | Ultrafilters and divergent series | slides |

Christina Brech | Generalizing Schreier families to large index sets I | slides |

Christina Brech | Generalizing Schreier families to large index sets II | slides |

Christina Brech | Generalizing Schreier families to large index sets III | slides |

Tomasz Cieśla | A filter on a collection of finite sets. A non-bisequential Eberlein compactum. | slides |

Sakae Fuchino | Reflection cardinals of coloring of graphs | abstract slides |

Szymon Głąb | Dense free subgroups of automorphism groups of homogeneous partially ordered sets | abstract slides |

Jan Grebík | Fraïssé-like structures | abstract slides |

Osvaldo Guzman | Linearly ordered splitting families | slides |

K P Hart | Brouwer and cardinalities | abstract slides |

Radek Honzik | Laver indestructibility for cardinals smaller than supercompacts | slides |

Olena Karlova | Extension of Baire-one functions | abstract slides |

Adam Kwela | Ideal equal Baire classes | abstract slides |

Andrew Marks | Geometrical paradoxes and descriptive set theory I | slides |

Andrew Marks | Geometrical paradoxes and descriptive set theory II | slides |

Andrew Marks | Geometrical paradoxes and descriptive set theory III | slides |

Marcin Michalski | Universal sets for $\sigma$-ideals | abstract slides |

Sonia Navarro | Pseudointersection numbers for topological Ramsey spaces | slides |

Magdalena Nowak | Are you self-similar? | abstract slides |

José de Jesús Pelayo Gómez | Ramsey porperties and the Katetov order | slides |

Márk Poór | Answer to a question of Roslanowski and Shelah | abstract slides |

Damian Sobota | The Nikodym property of Boolean algebras and cardinal characteristics of the continuum | abstract slides |

Sarka Stejskalova | The tree property at $\aleph_{\omega+2}$ with a finite gap | abstract slides |

Jarosław Swaczyna | Introduction to Haar-small sets | slides |

Dorottya Sziráki | Games and perfect independent subsets of the generalized Baire space | abstract slides |

Jacek Tryba | Homogeneity of ideals | abstract slides |

Jonathan Verner | The Last Talk | slides |

Thilo Weinert | Cardinal Characteristics, Partition Properties and Generalised Scattered Orders | abstract slides |

Wolfgang Wohofsky | Cofinalities of Marczewski-type ideals | abstract slides |

# 2016

Speaker | Title | Abstract/Slides |
---|---|---|

Juan Aguilera | The botanics of provability (and $\omega^\omega$ other short stories). | slides |

Szymon Żeberski | An example of a capacity for which all positive Borel sets are thick | slides |

Tomasz Żuchowski | Nonseparable growth of $\omega$ supporting a strictly positive measure | abstract slides |

Taras Banakh | The Steinhaus properties of $\sigma$-ideals on Polish groups | slides |

Hector Alonso Barriga Acosta | On discretely generated box products | abstract slides |

Adam Bartoš | On maximal connected topologies | abstract slides |

Jeffrey Bergfalk | Strong Homology and Set Theory | slides |

Mariam Beriashvili | One Concrete Application of Point Set Theory in Measure Theory | abstract slides |

Filippo Calderoni | On the complexity of embeddability between groups | abstract slides |

Jonathan Cancino-Manríquez | Trees on $\mathcal{P}(\omega)/\mathrm{fin}$ | abstract slides |

Aleksander Cieślak | Filters and sets of Vitali type | slides |

Sakae Fuchino | Reflection numbers under large continuum | abstract slides |

Martin Goldstern | Iterated forcing (CS iterations) | slides |

Martin Goldstern | Iterated forcing 2 (products and halving) | slides |

Martin Goldstern | Iterated forcing 3 (FS iteration, small forcings) | slides |

Osvaldo Guzman | The principle (*) of Sierpinski and a question of Miller | abstract slides |

Jialiang He | Comparison game on trace ideals | abstract slides |

Jacob Hilton | Topological Ramsey theory of countable ordinals | abstract slides |

Radek Honzik | The tree property at the double successor of a singular with larger gap | abstract slides |

Thomas Jech | Measure Algebras 1 | slides |

Thomas Jech | Measure Algebras 2 | slides |

Thomas Jech | Measure Algebras 3 | slides |

Joanna Jureczko | $\kappa$-strong sequences and the existence of generalized independent families | slides |

Vladimir Kanovei | Some applications of finite-support products of Jensen’s minimal $\Delta_3^1$ forcing | abstract slides |

Maria Kidawa | Cube-like comlpexes and Poincare-Miranda Theorem | abstract slides |

Gonzalo Martínez Cervantes | On weakly Radon-Nikodym compact spaces | abstract slides |

Arturo Antonio Martinez Celis Rodriguez | Combinatorics related to the Michael Space problem | abstract slides |

Diego Alejandro Mejía-Guzman | Expected values for the a.d. number and 3D-iterations | abstract slides |

Marcin Michalski | (Non)measurability of I-Luzin sets | abstract slides |

Diana Carolina Montoya | The ultrafilter number for uncountable $\kappa$. | abstract slides |

Nenad Moraca | Reversibility of relational structures | abstract slides |

Yiannis N. Moschovakis | Recursion in Polish spaces | slides |

Yiannis N. Moschovakis | Effective Borel, analytic and co-analytic pointsets | slides |

Yiannis N. Moschovakis | Structure theory for pointclasses | slides |

Magdalena Nowak | Compact sets in Euclidean spaces as IFS-attractors | abstract slides |

Mikhail Patrakeev | Luzin $\pi$-bases and the foliage hybrid operation | abstract slides |

Aleksandar Pavlović | Local function vs. local closure function | abstract slides |

José de Jesús Pelayo Gómez | A tall ideal in which player II has a winning strategy in the cut and choose game | abstract slides |

Alejandro Poveda | Rosenthal compacta that are premetric of finite degree | abstract slides |

Robert Rałowski | Unions of regular families | slides |

Damian Sobota | Rosenthal families and the Grothendieck property | abstract slides |

Silvia Steila | Systems of Filters | abstract slides |

Jarosław Swaczyna | Some structural properties of ideal invariant injections | abstract slides |

Piotr Szewczak | Products of Menger spaces | abstract slides |

Przemysław Tkacz | The Bolzano property. | abstract slides |

Andrea Vaccaro | $C^*$-algebras and $\mathsf{B}$-names for Complex Numbers | abstract slides |

Wolfgang Wohofsky | No large sets which can be translated away from every Marczewski null set | abstract slides |

Lyubomyr Zdomskyy | Combinatorial covering properties weaker than the $\sigma$-compactness. | slides |

Lyubomyr Zdomskyy | Mathias forcing for filters and combinatorial covering properties | slides |

Lyubomyr Zdomskyy | Hindman and Milliken-Taylor Theorems for topological spaces | slides |

# 2015

Speaker | Title | Abstract/Slides |
---|---|---|

Giorgio Audrito | Resurrection axioms and generic absoluteness | abstract slides |

Jaroslav Šupina | Sequences of continuous and semicontinuous functions | slides |

Tomasz Żuchowski | Tukey types of orthogonal ideals | slides |

Adam Bartoš | Closure schemes on topological spaces | abstract slides |

Will Brian | Ultrafilters on semifilters | abstract slides |

Jonathan Cancino-Manríquez | About the reaping number of dense subsets of the rationals | abstract slides |

Michal Dečo | Ideals related to Laver and Miller trees | slides |

Piotr Drygier | The growth of $\omega$ with positive measure | slides |

Saeed Ghasemi | Isomorphisms between corona algebras of the form $\prod_{n} M_{k(n)}(\mathbb{C})/\bigoplus_{n} M_{k(n)}(\mathbb{C})$ | abstract slides |

Artur Giżycki | Hindman theorem for semigroups | slides |

Osvaldo Guzman | Remarks on Parametrized diamonds | slides |

K P Hart | TBA | abstract slides |

Michał Korch | The class of perfectly null sets and its transitive version | abstract slides |

Konrad Królicki | Some new coanalytic complete collections of continua in cubes | abstract slides |

Wieslaw Kubiś | Banach-Mazur games played with arrows | slides |

Ashutosh Kumar | Avoiding rational distances | abstract slides |

Claude Laflamme | Symmetries of some Homogeneous Structures | slides |

Claude Laflamme | How many siblings do you have? | slides |

Claude Laflamme | Is converging bounded sequences really harder than converging binary sequences? | slides |

Chris Lambie-Hanson | Patterns of stationary reflection | abstract slides |

Robert Leek | The structure of Fréchet-Urysohn and radial spaces | abstract slides |

Arturo Antonio Martinez Celis Rodriguez | Ultrafilters and Michael spaces | slides |

Diego Mejía | Splitting, bounding and almost disjointness number | abstract slides |

Marcin Michalski | Some properties of I-Luzin sets | abstract slides |

David Milovich | Topological applications of long $ω_1$-approximation sequences 1 | slides |

David Milovich | Topological applications of long $ω_1$-approximation sequences 2 | slides |

David Milovich | Topological applications of long $ω_1$-approximation sequences 3 | slides |

Justin T. Moore | Iterated forcing and the Continuum Hypothesis 1 | slides |

Justin T. Moore | Iterated forcing and the Continuum Hypothesis 2 | slides |

Justin T. Moore | Iterated forcing and the Continuum Hypothesis 3 | slides |

Magdalena Nowak | Zero-dimensional spaces as topological and Banach fractals. | abstract slides |

Stuart Nygard | A Survey of the Density Topology on the Reals | abstract slides |

José de Jesús Pelayo Gómez | Borel chromatic numbers | abstract slides |

Grzegorz Plebanek | Compactifications of $\omega$ and the Banach space $c_0$ | abstract slides |

Szymon Plewik | Game theoretic approach to skeletally Dugundji and Dugundji spaces | abstract slides |

Robert Ralowski | Some aspects of nonmeasurability with respect to selected $\sigma$-ideals | slides |

Andrzej Roslanowski | Background | slides |

Andrzej Roslanowski | Bounding Properties | slides |

Andrzej Roslanowski | The Last Forcing Standing - with and without diamonds | slides |

Damian Sobota | On Nikodym's Uniform Boundedness Principle | abstract slides |

Silvia Steila | Avoidable polynomials and $\mathbb{R} \subseteq L$ | abstract slides |

Zoltan Vidnyanszky | Ordered sets of Baire class 1 functions | abstract slides |

Julia Wódka | Looking for differences | abstract slides |

Wolfgang Wohofsky | Sacks dense ideals and Marczewski type null ideals | slides |

Teruyuki Yorioka | Fragments of Martin's Axiom and the existence of a non-special Aronszajn tree | abstract slides |

Lyubomyr Zdomskyy | Remainders of topological groups and ultrafilters | slides |

Szymon Zeberski | Mid-point free sets | slides |

# 2014

Speaker | Title | Abstract/Slides |
---|---|---|

Antonio Avilés | Basis problem for analytic multiple gaps I | slides |

Antonio Avilés | Basis problem for analytic multiple gaps II | slides |

Antonio Avilés | Basis problem for analytic multiple gaps III | slides |

Jaroslav Šupina | Ideal versions of wQN-space and QN-space | abstract slides |

Taras Banakh | Pytkeev $\aleph_0$-spaces | slides |

Wojciech Bielas | An example of a rigid superuniversal metric space | slides |

Marek Bienias | Some properties of compact preserving functions | slides |

Christina Brech | On PID and biorthogonal systems | abstract slides |

Jonathan Cancino-Manríquez | Another cardinal invariant for ideals on $\omega$ | abstract slides |

Raphaël Carroy | Ordering functions | abstract slides |

Scott Cramer | Measures and combinatorics on $\lambda^+$ | abstract slides |

Michal Doucha | Universal groups and group structures on the Urysohn space | abstract slides |

Ohad Drucker | Hjorth Analysis of General Polish Group Actions | abstract slides |

Barnabas Farkas | Almost disjoint refinements | abstract slides |

Rafal Filipow | The reaping and splitting numbers of nice ideals | abstract |

Miguel Angel Gaspar Arreola | Minimally generated Boolean algebras and its Stone space | slides |

Jan Grebík | Asymptotic Density in Generic Extensions | slides |

Oleg Gutik | Pseudocompact inverse primitive (semi)topological semigroups | abstract slides |

Osvaldo Guzman | MAD families and ideals | abstract |

KP Hart | Subcontinua of Hstar | abstract slides |

Peter Holy | Simplest Possible Locally Definable Wellorders | abstract slides |

Joanna Jureczko | On some problems concerning strong sequences | slides |

Paweł Klinga | Rearranging series of vectors on a small set | slides |

Wieslaw Kubis | Ultrafilter selection properties | slides |

Adam Kwela | On a new $F_\sigma$ ideal | abstract slides |

Robert Leek | Radiality and compactifications | abstract slides |

Richard Lupton | The Filter Dichotomy | slides |

Arturo Antonio Martínez Celis Rodríguez | Porous sets and Martin numbers. | slides |

Gregory McKay | Abstract well and better quasi-orders. | abstract slides |

Andrea Medini | Seven characterizations of non-meager P-filters | abstract slides |

Jaroslav Nešetřil | Homomorphisms, Structural Ramsey Theory and Limits I | slides |

Jaroslav Nešetřil | Homomorphisms, Structural Ramsey Theory and Limits II | slides |

Jaroslav Nešetřil | Homomorphisms, Structural Ramsey Theory and Limits III | slides |

Honza Pequignot | Wadge hierarchy on second countable spaces | abstract slides |

Max Pitz | Compactifications of $\omega^*\setminus\{x\}$ | abstract slides |

Grzegorz Plebanek | On small measures on Boolean algebras and compact spaces | abstract slides |

Dilip Raghavan | Constructing special almost disjoint families I | slides |

Dilip Raghavan | Constructing special almost disjoint families II | slides |

Dilip Raghavan | Constructing special almost disjoint families III | slides |

Ulises Ariet Ramos-García | Extremal disconnectedness and ultrafilters | abstract slides |

Héctor Gabriel Salazar Pedroza | Shelah's Easy Black Box | abstract slides |

Lynn Scow | Ramsey classes of trees | abstract slides |

Damian Sobota | On tightness in the space of measures on Boolean algebras and compact spaces | slides |

Wojciech Stadnicki | Guessing principles in the Mathias model | |

Marcin Staniszewski | On ideal equal convergence | abstract |

Jan Starý | Ultraproduct of measures | |

Filip Strobin | Large free subgroups of automorphisms groups of ultrahomogeneous spaces | abstract slides |

Jonathan Verner | The last talk | slides |

Matteo Viale | Iterated forcing defined by means of Boolean algebras I | slides |

Matteo Viale | Iterated forcing defined by means of Boolean algebras II | slides |

Matteo Viale | Iterated forcing defined by means of Boolean algebras III | slides |

Marta Walczyńska | Embeddability properties of $\sigma$-discrete metrizable spaces | slides |

Thilo Weinert | Partition Relations for Linear Orders in a non-Choice-Context | slides |

Wolfgang Wohofsky | Strong measure zero and meager-shiftable in topological groups |

# 2013

Speaker | Title | Abstract/Slides |
---|---|---|

Antonio Aviles | A new C(K) space with few operators | slides |

Taras Banakh | Solecki submeasures and densities on groups | slides |

Wojciech Bielas | Generating Borel Measurable Functions with Continuous Functions | slides |

Piotr Borodulin-Nadzieja | Hausdorff towers and gaps | slides |

Michal Dečo | Strongly Dominating Sets of Reals | slides |

Michal Doucha | Universal structures on the Urysohn universal space | slides |

Ahmad Farhat | Generating compact spaces from trees | slides |

Barnabás Farkas | Representations of ideals in Polish groups and in Banach spaces | slides |

Jana Flašková | Some remarks concerning the van der Waerden ideal | slides |

Kevin Fournier | Wadge Hierarchy of Difference of Analytic sets | slides |

Joanna Garbulińska | Isometric uniqueness of a complementably universal Banach space for Schauder decompositions | slides |

Edward Grzegorek | Outer measure and hull property | slides |

Osvaldo Guzmán González | Namba forcing and set theory of the reals | |

K. P. Hart | Dimension(s) of compact F-spaces | slides |

Michael Hrušák | Forcing with filters and ideals I. | slides |

Michael Hrušák | Forcing with filters and ideals II. | slides |

Michael Hrušák | Forcing with filters and ideals III. | slides |

Joanna Jureczko | On existence of independent sets in partially ordered sets | slides |

Zdzisław Kosztołowicz | Generalizations of Strok-Szymański theorem | slides |

Mikolaj Krupski | Some new observations on the t-equivalence relation | slides |

Wieslaw Kubis | Universal homomorphisms | slides |

Andrzej Kucharski | A normally supercompact Parovicenko space | slides |

Adam Kwela | Ideals represented on Polish spaces | slides |

Arturo Antonio Martínez Celis Rodríguez | Cardinal invariants of porous sets. | slides |

Marta Martynenko | On skeletally factorizable spaces | slides |

Magdalena Nowak | Topological classification of countable IFS-attractors | slides |

Yann Pequignot | Between Bqo and Wqo: the space of ideals | slides |

Grzegorz Plebanek | On isomorphisms and embeddings of C(K) spaces | slides |

Omar Selim | Submeasures and signed measures | slides |

Jeffrey Serbus | Conﬁgurations of Cardinal Invariants Consistent with the P-ideal Dichotomy | slides |

Oleg Sidorov | The innovative structure of point sets in terms of the next point principle | slides |

Slawomir Solecki | Tukey reduction among analytic P-ideals and $\sigma$-ideals I. | slides |

Slawomir Solecki | Tukey reduction among analytic P-ideals and $\sigma$-ideals II. | slides |

Slawomir Solecki | Tukey reduction among analytic P-ideals and $\sigma$-ideals III. | slides |

Wojciech Stadnicki | Wallman representations of hyperspaces | slides |

Jan Starý | Compactness of the order-sequential topology | slides |

Jaroslav Supina | Sequence selection principles for functions | slides |

Sławomir Szczepaniak | Some remarks on splittings | slides |

Stevo Todorčević | Forcing With a Coherent Souslin Tree I. | |

Stevo Todorčević | Forcing With a Coherent Souslin Tree II. | |

Stevo Todorčević | Forcing With a Coherent Souslin Tree III. | |

Sławomir Turek | Hereditarily supercompact spaces | slides |

Jan van Mill | Uniquely homogeneous spaces I. | slides |

Jan van Mill | Uniquely homogeneous spaces II. | slides |

Jan van Mill | Uniquely homogeneous spaces III. | slides |

Zoltan Vidnyanszky | Borel hulls of shy sets | slides |

Wolfgang Wohofsky | Characterizing Strong Measure Zero Sets in Polish groups | slides |

Rachel Alisha Zachariah | Randomness and Universality in Topological Spaces. | slides |

Jindřich Zapletal | Forcing Idealized I. | slides |

Jindřich Zapletal | Forcing Idealized II. | slides |

Jindřich Zapletal | Forcing Idealized III. | slides |

Lyubomyr Zdomskyy | Covering properties and CDH filters | slides |

# 2012

Speaker | Title | Abstract/Slides |
---|---|---|

Jaroslav Šupina | Spaces not mappable onto [0,1] | slides |

Taras Banakh | Solecki submeasures and densities on groups | |

Marek Bienias | Independent Bernstein sets and algebraic constructions | slides |

Natasha Dobrinen | Ramsey-classification theorems and applications in the Tukey theory of ultrafilters | slides / paper |

Todd Eisworth | Successors of Singular Cardinals I. | |

Todd Eisworth | Successors of Singular Cardinals II. | slides |

Todd Eisworth | Successors of Singular Cardinals III. | slides |

Peter Eliaš | Permitted sets on Cantor group | slides |

Ahmad Farhat | Local connectedness and images of βH* | slides |

Barnabás Farkas | Covering properties of ideals | slides |

Jana Flašková | The generic existence of certain I-ultrafilters | slides |

Stefan Geschke | Definable graphs on Polish spaces I. | slides |

Stefan Geschke | Definable graphs on Polish spaces II. | slides |

Stefan Geschke | Definable graphs on Polish spaces III. | slides |

Szymon Glab | strong algebrability of series and functions | slides |

Klaas Pieter Hart | Applications of the Löwenheim-Skolem theorem to compact hausdorff spaces I. | slides |

Klaas Pieter Hart | Applications of the Löwenheim-Skolem theorem to compact hausdorff spaces II. | slides |

Klaas Pieter Hart | Applications of the Löwenheim-Skolem theorem to compact hausdorff spaces III. | slides |

Rodrigo Hernandez Gutierrez | Countable Dense Homogeneous Filters | slides / paper |

Radek Honzík | Supercompact cardinals and failures of GCH | slides |

István Juhász | Resolvability of topological spaces I. | slides |

István Juhász | Resolvability of topological spaces II. | slides |

István Juhász | Resolvability of topological spaces III. | slides |

Wieslaw Kubiś | Universal homogeneous structures in ZFC | slides |

Grzegorz Plebanek | Simple Boolean algebra with complicated space of measures | slides |

Szymon Plewik | Katowice ”pattern” for the questions inspired by Czech mathematicians | slides |

Robert Ralowski | Two-point sets | slides |

Lajos Soukup | Variations of Separability | slides |

Jan Stary | Coherent ultrafilters on Boolean algebras | slides |

Egbert Thuemmel | The Horn-Tarski problem | slides / paper |

Zoltan Vidnyanszky | Coanalytic Transfinite Constructions | slides |

Marta Walczyńska | Kuratowski operations revisited | slides |

Thilo Weinert | Transfinite ordinal partition relations and coloured finite digraphs | slides |

Marek Wyszkowski | The independence of the covering numbers of the ideals of splitting tree forcing and Sacks forcing | slides |

Teruyuki Yorioka | Some results in the extension with a coherent Suslin tree | slides |

Teruyuki Yorioka | Killing some S-spaces by a coherent Suslin tree | slides |

# 2011

Speaker | Title | Abstract/Slides |
---|---|---|

Jaroslav Šupina | Sequence selection principles for special convergences | slides |

Marek Balcerzak | Monotone Borel hulls | slides |

Taras Banakh | Network character and meager convergence in topological spaces | slides |

Artur Bartoszewicz | Remarks on ideal convergence | slides |

Tristan Bice | Projections in the Calkin Algebra: Order Structure and Cardinal Invariants | slides |

Andreas Blass | Ultrafilters on Countable Sets I. | slides |

Andreas Blass | Ultrafilters on Countable Sets II. | slides |

Andreas Blass | Ultrafilters on Countable Sets III. | slides |

Piotr Borodulin-Nadzieja | Sequential properties of space of measures | slides |

Andrew Brooke-Taylor | Subcompact Cardinals, Squares | slides |

Barnabás Farkas | Ideals and almost disjoint sets | slides |

Jana Flašková | Uniformity of the van der Waerden ideal | slides |

Szymon Glab | Ideals with bases of unbounded Borel hierarchy | slides |

Rodrigo Hernandez-Gutierrez | Remote Points and Extremal Disconnectedness | slides |

Radek Honzik | Distributivity of the Cohen forcing in larger universes | slides |

Archil Kipiani | On Representations of Abstract Groups as Automorphism Groups of Graphs | slides |

Péter Komjáth | Delta systems, set mappings | |

Péter Komjáth | Set mappings, con't, polarized partition calculus | |

Péter Komjáth | Partititon calculus | |

Andrzej Kucharski | Very I-favorable spaces | slides |

Hiroaki Minami | Mathias-Prikry forcing and dominating real | slides |

Lionel Nguyen Van The | Structural Ramsey theory and topological dynamics I. | slides |

Lionel Nguyen Van The | Structural Ramsey theory and topological dynamics II. | slides |

Lionel Nguyen Van The | Structural Ramsey theory and topological dynamics III. | slides |

Alex Primavesi | Embedding structure for LOTSs | slides |

Karen Raesch | A minimal Prikry-type forcing for singularizing a measurable cardinal | slides |

Robert Ralowski | Nonmeasurable partitions on the real line | slides |

Philipp Schlicht | Automatic ordinals and linear orders | slides |

Petr Simon | Almost Disjoint Refinement by Countable Sets I | slides |

Petr Simon | Almost Disjoint Refinement by Countable Sets II | slides |

Petr Simon | Almost Disjoint Refinement by Countable Sets III | slides |

Daniel Soukup | Guessing clubs for aD, non D-spaces | slides |

Lajos Soukup | Pcf theory and cardinal invariants of the reals | slides |

Santi Spadaro | Selection Principles and Dense Sets | slides |

Jan Spěvák | Mappings between posets of continuous functions | |

Michal Staš | Perfect set property | slides |

Andrzej Starosolski | Existence of ordinal ultrafilters and of P-hierarchy | slides |

Jonathan Verner | Ultrafilters generic over P(N)/I | slides |

Thilo Weinert | Partition relations and coloured finite digraphs | slides |

Wolfgang Wohofsky | Borel Conjecture and Dual Borel Conjecture | slides |

Szymon Zeberski | Nonmeasurability v.s. complete nonmeasurability | slides |

# 2010

Speaker | Title | Abstract/Slides |
---|---|---|

Jaroslav Šupina | wQN spaces | slides |

Aleksander Błaszczyk | Transversal and independent topologies | slides |

Piotr Borodulin-Nadzieja | Measure recognition problems | slides |

Jörg Brendle | Aspects of iterated forcing (I., II., III., IV.) | slides |

Andrew Brooke-Taylor | Indestructibility of Vopěnka Cardinal | slides |

David Chodounský | Rapid Filters and Guided Gregorieff Forcing | slides |

Alan Dow | Moron maps and subspaces of N* | slides |

Alan Dow | Moron maps and subspaces of N* (under PFA) | slides |

Alan Dow | Moron maps and subspaces of N* (extending PFA) | slides |

Jana Flašková | Remarks on Q-points and Rapid Ultrafilters | slides |

Sy David Friedman | Forcings which Preserve Large Cardinals | slides |

Rafal Gruszczynski | Short introduction to mereology | slides |

Radek Honzík | Lifting arguments | slides |

Istvan Juhasz | Convergence and character spectra of compacta | slides / paper |

Zdzisław Kosztołowicz | Characterizing Chainable and Tree-like Continua | slides |

Peter Krautzberger | Some new results on union ultrafilters | slides |

Wieslaw Kubiś | Retractive Linear Orderings | slides |

Andrzej Kucharski | Open-Open Game of Uncountable Length | slides |

Menachem Magidor | Cardinal Arithmetic | / paper |

Andrzej Nowik | Measurable Hamel functions | slides |

Aleksandar Pavlović | A "mean" sequence in Boolean algebras | slides |

Szymon Plewik | On skeletal maps | slides |

Alexander Primavesi | Extending the Classical Results on Club Guessing | slides |

Robert Ralowski | Luzinnes on the Real Line | slides |

Marcin Sabok | Forcing, ideals and degrees of reals | slides |

Daniel Soukup | Cross-like constructions and refinements | abstract slides |

Lájos Soukup | The Joy of Elementary Submodels | slides |

Michal Staš | Regular properties on the real line | slides |

Victor Torres Perez | Weak Reﬂection Principle, Saturation of NS and Diamonds | slides |

Szymon Zeberski | Inscribing Baire-nonmeasurable sets | slides |

# 2009

Speaker | Title | Download |
---|---|---|

Jana Flašková | Some ultrafilters on natural numbers | slides |

Wieslaw Kubis | Finitely determined compacta | slides |

Osvaldo Alfonso Téllez Nieto | Extremally Disconnected Topological Groups | slides |

Ulises Ariet Ramos García | Countable Fréchet Groups | slides |

Marcin Sabok | Playing with forcing | slides |

Marcin Szyszkowski | Weak symmetry | slides |

Marcin Kysiak | On Bernstein sets, kappa-coverings and quotient gr | slides |

Archil Kipiani | On cardinalityes of automorphism groups of uniform | slides |

Piotr Kalemba | Hausdorff gaps reconstructed from Luzin gaps | slides |

Henryk Michalewski | Examples of complete pairs of coanalytic sets | slides |

Jindřich Zapletal | Forcing and Ramsey Theorems | slides |

Ondřej Zindulka | Every M-additive set is E-additive | slides |

Piotr Koszmider | Examples concerning generic sets | slides |

Aleksandar Pavlovic | Several Topologies on P(omega) | slides |

Boris Šobot | Games on Boolean Algebras of Uncountable Length | slides |

Sy David Friedman | Forcing when there are Large Cardinals | slides |

Piotr Koszmider | Some examples concerning forcing | slides |

Uri Abraham | P-Ideal Dichotomy I. | slides |

Peter Elias | On additivity of permitted sets | slides |

Dana Bartošová | Span and Chainability in Non-metric Continua | slides |

Uri Abraham | P-Ideal Dichotomy II. | slides |

Peter Krautzberger | Forcing Constructions of Idempotent Ultraﬁlters | slides |

Thilo Weinert | Does BAAFA decide the size of the continuum? | slides |

Radek Honzík | Global failure of SCH and Easton functions | slides |

Szymon Zeberski | Structural properties of orderings on multisets | slides |

Uri Abraham | P-Ideal Dichotomy III. | slides |

Taras Banakh | Finite chain condition and packing completeness fo | slides |

Tomáš Pazák | Classification of new reals | slides |

Piotr Koszmider | Examples concerning iterated forcing II | slides |