Talks

• November 6, 2026. Mathematics colloquium, University of Wisconsin-Madison.

• Game-theoretic interpretation and a machine learning-based attack on the four color theorem. MathFest session Fifty years of the four color theorem. August 8, 2026.
• An animated introduction to Plancherel measure: from longest increasing subsequences to jeu de taquin forests on infinite Young tableaux. Plenary talk at Permutation Patterns 2026. July 23, 2026.
• Jeu de taquin forests and the inverse infinite RSK correspondence. Algebraic Combinatorics Minisymposium, SIAM Conference on Discrete Mathematics, UC San Diego. June 22, 2026.
• The moving sofa problem: a meandering journey from curiosity to serious mathematics. Mathematics Colloquium, UC Irvine. April 2, 2026.

2025

• Adventures in computer-assisted mathematics. Invited session talk, MathFest 2025, Sacramento, August 2025.
• Sphere packing in dimension 8, Viazovska's solution, and a new human proof of her modular form inequalities. Seminar talk, McGill University, April 2025.

2024

• Sphere packing in dimension 8, Viazovska's solution, and a new human proof of her modular form inequalities. Colloquium talk, University of Wisconsin-Madison, September 2024.
• Exact solutions and area bounds in the moving sofa problem. Invited conference talk, MIT, June 2024.
• Some stories about my research. Seminar talk, UC Davis, April 2024.
• Viazovska's inequalities for sphere packing in dimension 8. Seminar talk, UC Santa Cruz, January 2024.

2023

• Viazovska's inequalities for sphere packing in dimension 8. Invited conference talk, Institut Henri Poincaré, Paris, December 2023.
• Viazovska's inequalities for sphere packing in dimension 8. Seminar talk, UC Davis, November 2023.
• Viazovska's inequalities for sphere packing in dimension 8. Seminar talk, UC Berkeley, September 2023.

2022

• Statistical patterns in iterates of the Collatz map. Seminar talk, Stanford University, November 2022.

2021

• Orthogonal polynomial expansions for the Riemann xi function. Seminar talk, Mathematical Sciences Research Institute, Berkeley, November 2021.

2020

• The moving sofa problem: a challenge for geometers. Seminar talk, Kent State University (online), October 2020.
• A new conjecture on random sorting networks and Tracy-Widom asymptotics. Seminar talk, Kent State University (online), October 2020.
• Seminar talk, UC Davis (online), October 2020.
• Distributional identities and absorbing time asymptotics in the oriented swap process. Invited conference talk, Banff International Research Station (online), September 2020.
• Sorting networks, staircase Young tableaux and last passage percolation. Conference talk, The 32nd International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2020), online, July 2020.
• Asymptotic analysis on the Riemann xi function and its orthogonal polynomial expansions. Invited conference talk, UCLA, February 2020.
• Random sorting networks and last passage percolation. Seminar talk, UC Davis, February 2020.

2019

• Random sorting networks and last passage percolation. Seminar talk, UC Berkeley, December 2019.
• Confessions of an experimental mathematician, or how to appear smarter than you really are by being good at coding. Invited conference talk, ICERM, November 2019.
• Random sorting networks and last passage percolation. Seminar talk, MIT, November 2019.
• Orthogonal polynomial expansions for the Riemann xi function. Colloquium talk, UC Berkeley, September 2019.
• Orthogonal polynomial expansions for the Riemann xi function. Seminar talk, Rutgers University, April 2019.
• Viazovska's work on sphere packing and some recent developments in number theory. Seminar talk, Okinawa Institute of Science and Technology, February 2019.

2018

• The Taylor coefficients of the Jacobi theta constant θ₃. Seminar talk, UC Berkeley, October 2018.
• Invited conference talk, Randomness and Symmetry Workshop, University College Dublin, June 2018.
• The moving sofa problem. Colloquium talk, UC San Diego, June 2018.
• Rational probabilities of connectivity events in loop percolation and fully packed loops. Seminar talk, UC San Diego, June 2018.
• A Pfaffian point process for totally symmetric self complementary plane partitions. Invited conference talk, Columbia-Princeton Probability Day 2018, Columbia University, April 2018.
• Computer-assisted explorations and proofs in the moving sofa problem. Seminar talk, Rutgers University, April 2018.
• Computational approaches to the moving sofa problem. Conference talk, Mini-symposium on computational problems in low-dimensional topology, Okinawa Institute of Science and Technology, March 2018.

2017

• Colloquium talk, Queen Mary University London, November 2017.
• Invited conference talk, Erwin Schrödinger Institute of Mathematical Physics, Vienna, November 2017.
• Seminar talk, UC Davis, November 2017.
• Invited speaker, The 29th International Conference on Formal Power Series and Algebraic Combinatorics (FPSAC 2017), London, July 2017.
• Invited speaker, The 28th International Meeting on Probabilistic, Combinatorial and Asymptotic Methods for the Analysis of Algorithms (AofA 2017), Princeton, June 2017.
• Invited speaker, Workshop on Asymptotic Representation Theory, Institut Henri Poincaré, Paris, February 2017.

2016

• Seminar talk, Harvard University, December 2016.
• Seminar talk, UC Davis, October 2016.
• Seminar talk, University of Maryland, September 2016.
• Seminar talk, University of Toronto, September 2016.
• Summer school lecturer, The 3rd Algorithmic and Enumerative Combinatorics Summer School (AEC 2016), Research Institute for Symbolic Computation (RISC), Johannes Kepler University Linz, Hagenberg, Austria, August 2016.
• Conference talk, Sage Days 78, University of British Columbia, June 2016.
• Seminar talk, University of Washington, April 2016.
• Seminar talk, Stanford University, February 2016.

2015

• Seminar talk, Nagoya University, December 2015.
• Invited conference talk, MAA MathFest 2015, Washington, D.C., August 2015.
• Seminar talk, Galileo Galilei Institute, Florence, June 2015.
• Invited conference talk, Clay Mathematics Institute, May 2015.
• Seminar talk, University of Chicago, May 2015.
• Invited conference talk, ICERM, April 2015.
• Colloquium talk, Dartmouth College, April 2015.
• Seminar talk, UC Davis, March 2015.

2014

• Invited conference talk, MAA MathFest 2014, Portland, August 2014.
• Invited conference talk, Erwin Schrödinger Institute of Mathematical Physics, Vienna, June 2014.
• Seminar talk, University of Wisconsin-Madison, April 2014.
• Seminar talk, University of Wisconsin-Madison, April 2014.

2013

• Conference talk, UC Davis, October 2013.
• Invited conference talk, Banff International Research Station, September 2013.
• Conference talk, UC Davis, May 2013.
• Seminar talk, UC Davis, May 2013.
• Seminar talk, UC Berkeley, April 2013.
• Colloquium talk, Tel Aviv University, March 2013.
• Seminar talk, Tel Aviv University, March 2013.
• Seminar talk, Cambridge University, March 2013.
• Seminar talk, Oxford University, March 2013.
• Invited conference talk, Simons Center for Geometry and Physics, February 2013.

2010–2012

• Invited conference talk, 8th World Congress in Probability and Statistics, Istanbul, July 2012.
• Invited conference talk, MSRI, January 2012.
• Seminar talk, Stanford University, November 2011.
• Seminar talk, UC Davis, November 2011.
• Invited conference talk, Bay Area Discrete Math Day, San Francisco State University, April 2011.
• Seminar talk, UC Davis, April 2011.
• Invited conference talk, The 34th Australasian Conference on Combinatorial Mathematics and Combinatorial Computing, Australian National University, Canberra, December 2010.
• Seminar talk, MSRI, December 2010.
• Seminar talk, Microsoft Research, October 2010.
• Seminar talk, University of Washington, October 2010.
• Seminar talk, UC Berkeley, April 2010.
• Seminar talk, Stanford University, April 2010.
• Invited conference talk, American Mathematical Society 2010 Spring Western Section Meeting, Albuquerque, April 2010.
• Colloquium talk, University of Southern California, April 2010.
• Seminar talk, UC Berkeley, March 2010.
• Invited conference talk, 28th Annual Western States Mathematical Physics Meeting, Caltech, February 2010.