Ph.D. Students

    Current

  • Paul Levande, PhD Candidate, Penn.
    Interests: Algebraic and Bijective Combinatorics, Rook Polynomials.
    Anticipated graduation date: August, 2012.

  • David Lonoff, PhD Candidate, Penn.
    Interests: Algebraic and Bijective Combinatorics.
    Anticipated graduation date: May, 2014.

        Former

  • Dr. Fred Butler, Ph. D., Penn, May 2004.
    Thesis: "Cycle-Counting q-Rook Theory and other Generalizations of Classical Rook Theory".
    Interests: Algebraic and Enumerative Combinatorics.
    Current Position: Tenure-track Assistant Professor of Mathematics, York College of Pennsylvania.
    Email: fbutler at ycp.edu

  • Dr. Mahir Can, Ph. D., Penn, May 2006.
    Thesis: "Nabla Operator and Combinatorial Aspects of Atiyah-Bott Lefschetz Theorem".
    Interests: Algebraic and Geometric Combinatorics, Algebraic Geometry.
    Current Position: Tenure-track Assistant Professor of Mathematics, Tulane University.
    Email: mcan at tulane.edu

  • Dr. Tian Liang, Ph. D. Penn, May 2010.
    Thesis: "An Overview of the Geometry and Combinatorics of the Macdonald Polynomial and q,t-Catalan Number".
    Current Position: Dr. Liang has a full-time position with an insurance company in Philadelphia which is part of Dutch conglomerate ING.

  • Dr. Sarah Mason, Ph. D., Penn, May 2006.
    Thesis: "Nonsymmetric Schur Functions".
    Interests: Algebraic and Enumerative Combinatorics, Combinatorial Representation Theory.
    Current Position: Tenure-track Assistant Professor of Mathematics, Wake Forest University.
    Email: saharkmason at gmail.com

  • Dr. Chunwei Song, Ph. D., Penn, May 2004.
    Thesis: "Combinatorial Theory of q,t-Schroder Polynomials, Parking Functions and Trees".
    Interests: Algebraic and Enumerative Combinatorics, Graph Theory.
    Current Position: Associate Professor of Mathematics, PKU (Beijing University).
    Email: csong at math.pku.edu.cn

  • Dr. Mirko Visontai, Ph. D., Penn, May 2012.
    Thesis: "Real-rooted Polynomials in Combinatorics".
    Interests: Algebraic Combinatorics, Polynomials with only Real Zeros, Stable polynomials.
    Current Position: (As of Fall 2012) Postdoctoral Fellow, Royal Institute of Technology (KTH).
    Email: mirko at math.upenn.edu

  • Dr. Meesue Yoo, Ph. D., Penn, May 2009.
    Thesis: "Combinatorial Formulas Connected to Diagonal Harmonics and Macdonald Polynomials".
    Interests: Algebraic Combinatorics, Macdonald Polynomials.
    Current Position: Research Fellow at Korea Institute for Advanced Study (KIAS).
    Email: meesue at gmail.com

    Masters Students


  • Dan Cain, Masters degree, Penn, December 2003.
    Thesis: Rook Theory and Matchings

  • Sun Huan, Masters degree (in AMCS), Penn, August 2011.
    Thesis: The q,t-Catalan Numbers, Hilbert Series and Parking Functions

  • Kendra Nelsen, Masters degree, Penn, May 2005.
    Thesis: A New Interpretation of the Cocharge Statistic

  • Jaren Smith, Masters degree, Penn, July 2004.
    Thesis: The q,t-Catalan Numbers

  • Mirko Visontai, Masters degree, Penn, July 2007.
    Thesis: Investigations of Graph Polynomials