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very good scale tensor product graph Constructible Universe Knaster and friends SNR Singular cardinals combinatorics Subadditive P-Ideal Dichotomy Ulam matrix polarized partition relation Cardinal function approachability ideal Erdos-Hajnal graphs Non-saturation diamond star Strongly Luzin set Iterated forcing Forcing Axioms transformations Analytic sets Selective Ultrafilter Jonsson cardinal Reflecting stationary set Cohen real projective Boolean algebra stationary hitting Club Guessing stationary reflection nonmeager set coloring number Amenable C-sequence Diamond HOD Absoluteness Successor of Singular Cardinal Sakurai's Bell inequality Closed coloring 54G20 Rado's conjecture Chang's conjecture OCA positive partition relation Uniformly coherent Universal Sequences Martin's Axiom full tree Postprocessing function Large Cardinals Parameterized proxy principle Hereditarily Lindelöf space higher Baire space Strong coloring Sigma-Prikry Hindman's Theorem Slim tree Luzin set weak square Square-Brackets Partition Relations PFA(S)[S] Sierpinski's onto mapping principle Whitehead Problem S-Space Microscopic Approach Commutative cancellative semigroups Rainbow sets Small forcing Fast club Precaliber specializable Souslin tree Partition Relations Vanishing levels Distributive tree Well-behaved magma Open Access O-space Hedetniemi's conjecture AIM forcing Reduced Power Dowker space Weakly compact cardinal Local Club Condensation. Souslin Tree Forcing Coherent tree GMA Shelah's Strong Hypothesis Almost-disjoint family Minimal Walks weak diamond Almost Souslin C-sequence Singular cofinality Ineffable cardinal PFA Subtle tree property Dushnik-Miller free Boolean algebra Erdos Cardinal regressive Souslin tree Antichain Greatly Mahlo Successor of Regular Cardinal reflection principles Singular Density Kurepa Hypothesis stick strongly bounded groups square principles Nonspecial tree Prikry-type forcing Fodor-type reflection ccc unbounded function Generalized Clubs Generalized descriptive set theory super-Souslin tree Lipschitz reduction Uniformization Ramsey theory over partitions Axiom R club_AD xbox Subtle cardinal Filter reflection indecomposable ultrafilter Foundations L-space free Souslin tree Diamond for trees Was Ulam right Almost countably chromatic Diamond-sharp Fat stationary set Chromatic number Uniformly homogeneous Prevalent singular cardinals middle diamond Subnormal ideal Cardinal Invariants sap Ascent Path Mandelbrot set incompactness Aronszajn tree Knaster weak Kurepa tree Poset ZFC construction countably metacompact Ostaszewski square square Rock n' Roll b-scale
Category Archives: Invited Talks
Mathematics Colloquium, Bar-Ilan University, November 2013
I gave a colloquium talk at Bar-Ilan University on November 10, 2013. Title: Forcing as a tool to prove theorems Abstract: Paul Cohen celebrated solution to Hilbert’s first problem showed that the Continuum Hypothesis is independent of the usual axioms of … Continue reading
Set Theory Programme on Large Cardinals and Forcing, September 2013
I gave an invited talk at the Large Cardinals and Forcing meeting, Erwin Schrödinger International Institute for Mathematical Physics, Vienna, September 23–27, 2013. Talk Title: Hedetniemi’s conjecture for uncountable graphs Abstract: It is proved that in Godel’s constructible universe, for … Continue reading
Posted in Invited Talks
Tagged Almost countably chromatic, Chromatic number, Hedetniemi's conjecture
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ASL North American Meeting, March 2012
I gave a special session talk at the ASL 2012 North American Annual Meeting (Madison, March 31–April 3, 2012). Talk Title: The extent of the failure of Ramsey’s theorem at successor cardinals. Extended abstract: Ramsey’s theorem asserts that for every coloring … Continue reading
Posted in Invited Talks
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CMS Winter Meeting, December 2011
I gave an invited special session talk at the 2011 meeting of the Canadian Mathematical Society. Talk Title: The extent of the failure of Ramsey’s theorem at successor cardinals. Abstract: We shall discuss the results of the following papers: Transforming … Continue reading
Young Researchers in Set Theory, March 2011
These are the slides of a talk I gave at the Young Researchers in Set Theory 2011 meeting (Königswinter, 21–25 March 2011). Talk Title: Around Jensen’s square principle Abstract: Jensen‘s square principle for a cardinal $\lambda$ asserts the existence of a particular ladder … Continue reading
The 11th International Workshop on Set Theory in Luminy
Posted in Invited Talks, Uncategorized
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