Generalized Nordhaus–Gaddum Inequalities for Eigenvalues Sahil Agarwal, Carter Antley, Joseph Aulenbacher, George Brooks, Ian Gonzalez, Luke Hawranick, William Linz, Linyuan Lu, and Aiden Williams 2026 arXiv Some exact and asymptotic results for hypergraph Turán problems in ℓ2-norm George Brooks and William Linz European Journal of Combinatorics, 2026 DOI arXiv Spectral radius and Hamiltonicity of uniform hypergraphs George Brooks, William Linz, and Ruth Luo Discrete Mathematics, 2026 DOI arXiv Maximum spectral gaps of graphs George Brooks, William Linz, and Linyuan Lu Linear Algebra and its Applications, 2026 DOI arXiv Outerplanar graphs with positive Lin-Lu-Yau curvature George Brooks, Fadekemi Osaye, Anna Schenfisch, Zhiyu Wang, and Jing Yu Journal of Combinatorics, 2025 DOI arXiv On the maximum second eigenvalue of outerplanar graphs George Brooks, Maggie Gu, Jack Hyatt, William Linz, and Linyuan Lu Discrete Mathematics, 2025 DOI arXiv