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math.CO2014
Linear relations for a generalized Tutte polynomial
Gary Gordon
Brylawski proved the coefficients of the Tutte polynomial of a matroid satisfy a set of linear relations. We extend these relations to a generalization of the Tutte polynomial that…
math.CO2010★ 2 cited
Matroid automorphisms of the H_4 root system
Chencong Bao, Camila Freidman-Gerlicz, Gary Gordon +2
We study the rank 4 linear matroid associated with the 4-dimensional root system . This root system coincides with the vertices of the 600-cell, a 4-dimensional regul…