• Edge-erasures, chordal graphs, and linear quotients, preprint 2018, 10 pages.
  • Spherical parking functions, uprooted trees, and yet another way to count n^n, preprint 2018, 9 pages, on the ArXiv here.
  • One-skeleta of G-parking function ideals: resolutions and standard monomials, preprint 2016, 22 pages, submitted. Also on the ArXiv here.
  • Co-parking functions and h-vectors of matroids, with Kolja Knauer, in preparation.
  • Commutative algebra of generalized permutohedra, with Alex Fink and Raman Sanyal , in preparation.
  • Face rings of cycles, associahedra, and standard tableaux, Electronic Journal of Combinatorics, Volume 23, Issue 3 (2016) . Also on the ArXiv here.
    • Warmth and connectivity of edge spaces of graphs, with Ragnar Freij Advances in Applied Math, 96 (2018) 176–194. Also on the ArXiv here.
    • Cellular resolutions from mapping cones, with Fatemeh MohammadiJournal of Combinatorial Theory, Series A, 128 (2014), 180–206. Also on the ArXiv here.
  • Laplacian ideals, arrangements, and resolutions, with Raman SanyalJournal of Algebra Combinatorics, 40, Issue 3 (2014), 805–822. Also on the ArXiv here.
  • Tropical types and associated cellular resolutions, with Michael Joswig and Raman SanyalJournal of Algebra, 356 (2012), 304–324. Also on the ArXiv here.
  • Cellular resolutions of cointerval ideals, with Alexander EngstromMathematische Zeitschrift, Volume 270, Issue 1 (2012), Pages 145-163. Also on the ArXiv here.
  • Topology of Hom complexes and test graphs for bounding chromatic number, with Carsten SchultzIsrael Journal of Mathematics, January 2012, Volume 187, Issue 1, 371–417. Also on the ArXiv here.
      • Hom complexes and homotopy theory in the category of graphsEuropean Journal of Combinatorics, Volume 30, Number 2, February 2009, 490–509. Also on the ArXiv here.
  • The universality of Hom complexes of graphsCombinatorica, Volume 29 (4), 2009, 433–448. Also on the ArXiv here.
  • Homotopy groups of Hom complexes of graphs,  Journal of Combinatorial Theory, Series A Volume 116, Issue 1, January 2009, 180–194. Also on the ArXiv here.
  • Graphical groups, bundles, and related constructions, preprint.
  • Graphs with disjoint links in every spatial embedding (with Stephen Chan, et al)  J. Knot Theory Ramifications, Volume 13 (2004), no. 6, 737–748.
  • Some linking properties of spatially embedded graphs (undergrad thesis), available here.

AMS Special Session at the University of North Texas, September 9-10, 2017

Suho Oh and I are organizing a special session on `Geometric combinatorics and combinatorial commutative algebra’ to held at the AMS sectional meeting in Denton, TX on September 9-10. More details (including schedule of speakers) can be found here. Everyone is invited to attend!

AMS Special Session/Satellite conference at SFSU, October 24-26, 2014

Together with Alex Engstrom and Tina O’Keefe I co-organized a special session on ‘Topological combinatorics and combinatorial commutative algebra’ held at the AMS sectional meeting in SF, October 25-26, 2014.In addition we organized a one day satellite conference held (also) at SFSU on Friday, October 24. Click here for the Saturday/Sunday schedule and here for the Friday conference.

Graduate Student Combinatorics Conference, April 21-22, 2007

Together with Brant Jones, Matt Kahle, and Beth Kelly I helped organize the 2007 Graduate Student Combinatorics Conference, held at the U of Washington in Seattle on April 21-22, 2007. Check out the attractive conference poster here (warning: big file).


Other writings/songs