Alexander N. Wilson

Research

I am primarily interested in algebraic combinatorics, which aims to answer questions about algebraic structures through the use of combinatorial objects like graphs or tableaux. In particular, I apply these techniques to the area of representation theory.

Slides from Recent Talks

Publications, Preprints, and Selected Slides

Topics:
  1. A Pollak Proof for the Number of Weakly Increasing Parking Functions (with J. C. Martínez Mori, P. E. Harris).
    Discrete Mathematics & Theoretical Computer Science, to appear. [arXiv:2511.20796]
  2. Kronecker Coefficients, Crystals, and Bitableaux (with N. Harman).
    preprint. [arXiv:2507.14026] [Slides, SSMC Jun 6, 2024 (20min survey talk)]
  3. Costello Divisibility: Exploration of a Comedic Division Algorithm (with S. Thiel).
    The College Mathematics Journal, 1–10. [pdf]
  4. The defective parking space and defective Kreweras numbers (with R. E. Garcia, P. E. Harris, A. Moon, A. Ortiz, L. J. Quesada, C. M. Rivera Sánchez, D. A. Williams II).
    Discrete Mathematics, to appear. [arXiv:2405.14635]
  5. The support of Kostant's weight multiplicity formula is an order ideal in the Bruhat order (with P. X. Anderson, E. Banaian, M. J. Ferreri, O. C. Goff, K. P. Hadaway, P. E. Harris, K. J. Harry, Nick Mayers, S. Wang).
    Journal of Combinatorics, to appear. [arXiv:2412.16820] [Slides, UW Madison Combinatorics Seminar Jan 27, 2025]
  6. Centralizers in the Plactic Monoid (with B. E. Sagan).
    Proceedings of FPSAC 2025, Sém. Lothar. Combin. 93B (2025), 12pp.
  7. Centralizers in the Plactic Monoid (with B. E. Sagan).
    Semigroup Forum (2025). [arXiv:2410.20460] [GitHub]
  8. Coloring Groups (with B. Adenbaum).
    Discrete Mathematics & Theoretical Computer Science, vol. 26:2 (2024). [arXiv:2312.03092] [GitHub]
  9. Super Multiset RSK and a Mixed Multiset Partition Algebra
    Electronic Journal of Combinatorics, 31 (2024), no. 4, Paper No. 4.45. [arXiv:2308.07238] [GitHub] [Slides, AMS Eastern Fall Sectional 2024]
  10. A Diagram-Like Basis for the Multiset Partition Algebra
    Algebraic Combinatorics, Volume 7 (2024) no. 4, pp. 1225-1259. [arXiv:2307.01353] [Slides, UW Milwaukee Colloquium Feb 14, 2025]
  11. The Multiset Partition Algebra: Diagram-Like Bases and Representations
    Ph.D. Thesis, Dartmouth College 2023. [pdf]
  12. Closed Forms of Recursive Polynomials and Applications (with M. Haver, K. Lee, W. McDermott, W. Yu, A. Zeleke).
    Ars Combinatoria, 142 (2019), 175-195.

Pictures

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