Talks

2025:

• April - University of Toronto Department of Mathematics Colloquium, Equiangular lines and second eigenvalue multiplicity (slides).

2024:

• October - Univeristy of Delaware Discrete Mathematics Seminar, Equiangular lines and second eigenvalue multiplicity.

• August - UIUC Combinatorics Colloquium, Essentially tight bounds for rainbow cycles in proper edge-colourings (slides).

• August - UIUC Graph Theory and Combinatorics Seminar, Equivalence between Erdős-Hajnal and polynomial Rödl and Nikiforov conjectures (slides).

• August - UIUC literature seminar, From Discrete X-Ray Reconstruction to Locally Checkable Codes via sublinear expansion (board talk).

• March - Rutgers Discrete Mathematics Seminar, Essentially tight bounds for rainbow cycles in proper edge-colourings (slides).

• March - Combinatorics, geometry and topology seminar, IST Austria, Unit and distinct distances in typical norms (slides).

• March - Colloquium in Mathematics, Masaryk University, Robust Sublinear Expanders (slides).

• March - Research seminar in Discrete Mathematics BIMSA, Essentially tight bounds for rainbow cycles in proper edge-colourings (slides) (video).

• March - GT Graph Theory & Combinatorics Seminar, Essentially tight bounds for rainbow cycles in proper edge-colourings (slides). 

• February - CMU ACO Seminar, Robust Sublinear Expanders (slides). 

• February - Princeton Theory (of Computing) Lunch, Robust Sublinear Expanders (recording).

• January - Stanford Combinatorics Seminar, Robust Sublinear Expanders (slides). 

• January - EPFL Seminar in Mathematics, Local to Global Principle in Discrete Mathematics.

2023:

• December - NYU Theory Seminar, Robust Sublinear Expanders (slides). 

• December - Umea University Discrete Mathematics seminar, Robust Sublinear Expanders (slides). 

• December - Stony Brook Probability and Combinatorics seminar, Robust Sublinear Expanders (slides).

• October - IBS Korea Discrete Math Seminar, Essentially tight bounds for rainbow cycles in proper edge-colourings (board talk) (video).  

• April - Budapest Big Combinatorics + Geometry (BBC+G) Seminar, Unit and distinct distances in typical norms (slides) (video).

• April - Combinatorics Learning Seminar, Princeton Robust Sublinear Expanders (board talk).

• April - Modern Coding Theory and Expanders Seminar, Princeton CS and IAS Robust Sublinear Expanders (board talk).

• March - Emory Colloquium in Combinatorics, Robust Sublinear Expanders (slides) .

• February - UCSD Department of Mathematics Colloquium, Robust Sublinear Expanders (slides) .

• February - IAS Computer Science and Discrete Mathematics Seminar, From Robust Sublinear Expanders to Additive Number Theory via Rainbow Cycles. (video).

• February - Rutgers Discrete Math Seminar, Unit and distinct distances in typical norms (board talk).

• November - MIT-Harvard-MSR Combinatorics Seminar, Towards the Erdős-Gallai cycle decomposition conjecture (slides).

2022:

• November - Graz Colloquium in Combinatorics, Decomposition Problems (slides).

• September - IAS Computer Science and Discrete Mathematics Seminar, Robust Sublinear Expanders, and an Application Towards the Erdős-Gallai Conjecture (video).

• September - IAS Short Talks, Robust Sublinear Expanders (video).

• May - Graz Combinatorics Seminar, Covering random graphs with monochromatic components (slides).

• March - IAS Computer Science and Discrete Mathematics Seminar, The absorption method, and an application to an old Ramsey problem (video).

• March - Princeton Applied and Computational Matehmatics Colloquium, Two classical decomposition problems (board talk).

• March - Discrete Mathematics and Algebra Seminar at University of Delaware, Tight Ramsey bounds for multiple copies of a graph (board talk).

• January - Birmingham Combinatorics and Probability Seminar, Tight Ramsey bounds for multiple copies of a graph (board talk).

2021:

• November - Rutgers Discrete Math Seminar, Tight Ramsey bounds for multiple copies of a graph (board talk).

• November - Oxford Discrete Mathematics and Probability Seminar, Turan numbers of sunflowers (slides) (video).

• October - Princeton Discrete Math Seminar, Tight Ramsey bounds for multiple copies of a graph (board talk).

• March - Mittagsseminar at ETH Zürich, Large cliques and independent sets all over the place (slides, short).

2020:

• November - Combinatorics seminar at Tel Aviv University, The intersection spectrum of 3-chromatic intersecting hypergraphs (slides, long).

• May - Stanford Online Combinatorics Seminar Large cliques and independent sets all over the place, (slides).

• May - Extremal and Probabilistic Combinatorics Webinar, Tournament quasirandomness from local counting (video recording).

2019:

• November - Combinatorics seminar at University of Warwick, Erdős-Szekeres theorem for multidimensional arrays (slides, long).

• November - Mittagsseminar at ETH Zürich, Erdős-Szekeres theorem for multidimensional arrays (slides, short).

• May - Mittagsseminar at ETH Zürich, Covering random graphs by monochromatic trees and Helly-type results for hypergraphs (slides).

2018: 

• October - Mittagsseminar at ETH Zürich, Nearly-linear monotone paths in edge-ordered graphs (slides).

• May - Combinatorics Seminar at University of Cambridge, Minimum saturated families of sets (board talk).

• April - Graduate Seminar in Probability at ETH Zürich, From correlation inequalities to extremal set theory and back (board talk).

• February - Mittagsseminar at ETH Zürich, Minimum saturated families of sets (slides).

2017:

• March - Mittagsseminar at ETH Zürich, Directed Ramsey number for trees. (slides).

2016:

• March - Part III Seminar at University of Cambridge, Splitting Directed Graphs (board talk).