Below is a list of talks I have given, as well as those I will give in the future, in reverse chronological order.

### 2024

UPCOMING Nov 1 · Duke University

Beyond the classification theorem of Cameron, Goethals, Seidel and Shult

Combinatorics Seminar

Oct 27 · University of California, Riverside

Beyond the classification theorem of Cameron, Goethals, Seidel and Shult

AMS Fall Western Sectional Meeting

Oct 26 · University of California, Riverside

Rainbow odd cycles

AMS Fall Western Sectional Meeting

Oct 11 · Louisiana State University

Beyond the classification theorem of Cameron, Goethals, Seidel and Shult

Combinatorics Seminar

Jun 21 · L'Institut de Recherche en Informatique Fondamentale

Rainbow odd cycles

Workshop on Topological Combinatorics

### 2023

Aug 21 · Virtual (Zoom)

Forbidden subgraphs and spherical two-distance sets

Soochow University Summer School on Combinatorics

Jul 22 · Virtual (Zoom)

Forbidden subgraphs and spherical two-distance sets

Hebei Normal University Seminar

Jul 13 · Luoyang, Henan, China

Extremal Problems in Discrete Geometry

Workshop on Graph Theory and Combinatorics

Jun 8 · University of Winnipeg

Rainbow odd cycles

Canadian Discrete and Algorithmic Mathematics

Mar 23 · Virtual (Zoom)

Forbidden subgraphs and spherical two-distance sets

Auburn University DMS Combinatorics Seminar

Mar 18 · Georgia Institute of Technology

Rainbow odd cycles

AMS Spring Southeastern Sectional Meeting

### 2022

Nov 2 · Virtual (Zoom)

Forbidden subgraphs and spherical two-distance sets

National University of Singapore Combinatorics and Graph Theory Seminar

Oct 23 · University of Utah

Forbidden subgraphs and spherical two-distance sets

AMS Fall Western Sectional Meeting

Oct 16 · University of Tennessee at Chattanooga

Eigenvalues, forbidden subgraphs, and Ramsey

AMS Fall Southeastern Sectional Meeting

Jul 7 · Virtual (Zoom)

Rainbow structures via topological methods

Copenhagen-Jerusalem Combinatorics Seminar

Jun 21 · Virtual (Zoom)

Forbidden subgraphs and spherical two-distance sets

Codes and Expansions Seminar

Jun 15 · Carnegie Mellon University

Eigenvalues, forbidden subgraphs, and Ramsey

SIAM Conference on Discrete Mathematics

Apr 13 · Arizona State University

Extremal Problems in Discrete Geometry

Bridge to Research Seminar

Apr 1 · Emory University

Forbidden subgraphs and spherical two-distance sets

Discrete Math Seminar

### 2021

Jul 27 · Virtual (VooV)

Forbidden subgraphs and spherical two-distance sets

Hua Loo-Keng Young Mathematicians Forum

Jul 26 · Virtual (VooV)

Eigenvalue multiplicity and equiangular lines

Hua Loo-Keng Young Mathematicians Forum

Jul 23 · Virtual (VooV)

Extremal Problems in Discrete Geometry

Hua Loo-Keng Young Mathematicians Forum

Jul 20 · Virtual (Zoom)

Spherical two-distance sets and spectral theory of signed graphs

SIAM Conference on Discrete Mathematics

Jul 2 · Virtual (Zoom)

Forbidden subgraphs and spherical two-distance sets

Moscow Conference on Combinatorics and Applications

### 2020

Oct 10 · Virtual (Zoom)

Negligible obstructions and Turán exponents

Fall Southeastern Sectional Meeting

Aug 13 · Virtual (Zoom)

Negligible obstructions and Turán exponents

Shanghai Center for Mathematical Sciences Combinatorics Seminar

Jul 9 · Virtual (Zoom)

Rainbow odd cycles

Combinatorial Structures and Processes Seminar on Topological Combinatorics

Jul 3 · Virtual (Webex)

Spherical two-distance sets and spectral theory of signed graphs

National Taiwan University Seminar on Combinatorics

Mar 26 · Virtual (Zoom)

Equiangular lines with a fixed angle

University of Delaware Discrete Mathematics Seminar

Jan 30 · University of Massachusetts Amherst

Equiangular lines with a fixed angle

Discrete Mathematics Seminar

Jan 14 · Georgia Institute of Technology

Extremal Problems in Discrete Geometry

Job Candidate Talk

### 2019

Dec 18 · Technion – Israel Institute of Technology

Equiangular lines with a fixed angle

Combinatorics Seminar

Nov 18 · Iowa State University

Equiangular lines with a fixed angle

Discrete Mathematics Seminar

Oct 15 · University of Illinois at Urbana-Champaign

Equiangular lines with a fixed angle

Graph Theory and Combinatorics Seminar

Oct 14 · University of Illinois at Chicago

Equiangular lines with a fixed angle

Combinatorics and Probability Seminar

Jun 22 · Anhui University

Forbidden subgraphs and equiangular lines

The 18th AHU–USTC Joint Seminar

Jun 19 · University of Science and Technology of China

Cooperative colorings

Combinatorics and Graph Theory Seminar

Jun 12 · Tsinghua University

Rainbow structures via algebraic topology

The 8th International Congress of Chinese Mathematicians

Jun 5 · Shanghai Center for Mathematical Sciences

Rainbow structures via algebraic topology

Discrete Mathematics Seminar

### 2018

Sep 5 · Massachusetts Institute of Technology

Spherical Tarski's plank problem

Combinatorics Seminar

Aug 13 · Capital Normal University

Forbidden subgraphs and equiangular lines

Combinatorics Workshop

Jun 5 · University of Colorado Denver

Forbidden subgraphs and equiangular lines

SIAM Conference on Discrete Mathematics

May 23 · Ariel University

Forbidden subgraphs and equiangular lines

Computer Science Seminar

Mar 20 · Ein Gedi

Spherical Tarski's plank problem

ERC Workshop: Geometric Transversal and Epsilon-Nets

Jan 21 · Technion – Israel Institute of Technology

On spherical Tarski's plank problem

Nonlinear Analysis and Optimization Seminar

### 2017

Dec 12 · ORT Braude College

Finding the closest pair of points on two polyhedra

Applied Mathematics Seminar

Aug 20 · Technion – Israel Institute of Technology

Finding the closest pair of points on two polyhedra

Nonlinear Analysis and Optimization Seminar

May 28 · Rimonim Palm Beach, Akko

On spherical Tarski's plank problem

Israel Mathematical Union 2017 Annual Meeting

Apr 5 · Technion – Israel Institute of Technology

On spherical Tarski's plank problem

Combinatorics Gathering

Mar 6 · Hebrew University of Jerusalem

Relations between Tverberg points and central points

Combinatorics Seminar

### 2016

Aug 23 · Technion – Israel Institute of Technology

Bipartite algebraic graphs without quadrilaterals

Hungarian–Israeli Combinatorial Days

Mar 1 · Carnegie Mellon University

Random algebraic method and its application

Graduate Student Seminar

### 2015

Nov 17 · Carnegie Mellon University

Classification of bipartite algebraic graphs without quadrilaterals

Graduate Student Seminar

Oct 13 · Carnegie Mellon University

Why elliptic curves are called elliptic?

Graduate Student Seminar

Jul 30 · Carnegie Mellon University

Topological method for the colored Bárány's theorem

Random Structures and Algorithms

Jun 18 · Simon Fraser University

A bound on Turán number for cycles of even length

Connections in Discrete Mathematics

Apr 9 · Carnegie Mellon University

Hardy–Littlewood circle method and Waring's problem

Graduate Student Seminar

Feb 19 · Carnegie Mellon University

The best card trick

Graduate Student Seminar

Jan 15 · Carnegie Mellon University

An expedition to the world of p-adic numbers

Graduate Student Seminar

### 2014

Nov 4 · Carnegie Mellon University

Introduction to Diophantine approximation

Graduate Student Seminar

Sep 23 · Carnegie Mellon University

A taste of topological methods in combinatorics

Graduate Student Seminar

### 2012

Nov 8 · Carnegie Mellon University

Computability and busy beaver

Math Club

Oct 29 – Nov 19 · Carnegie Mellon University

Many models for unstable first-order theory (4 talks)

Model Theory Seminar