Nathan Williams

Presentations

28 June 2011 - Institut Camille Jordan - Promotion et Rowmotion (French) - Promotion and Rowmotion (English)
21 January 2012 - Combinatorial Algebra Meets Algebraic Combinatorics (UQAM) Cyclic Symmetry in Young's Lattice
14 February 2012 - York University Suter's Surprising Cyclic Symmetry
10 March 2012 - Sectional Nonnesting and Noncrossing

Papers

16 October 2008 - An alternating sum of alternating sign matrices
5 May 2011 - Bijactions
4 August 2011 - Promotion and Rowmotion