3 papers
math.AG2021
The leading coefficient of Lascoux polynomials
Alessio Borzí, Xiangying Chen, Harshit J. Motwani +2
Lascoux polynomials have been recently introduced to prove polynomiality of the maximum-likelihood degree of linear concentration models. We find the leading coefficient of the Las…
math.AG2020
Cohen-Macaulay and Gorenstein tangential varieties of the Segre-Veronese Varieties
M. Azeem Khadam, Martin Vodička
We classify the tangential varieties of the Segre-Veronese varieties which are Cohen-Macaulay or Gorenstein.
math.CO2019
Gorenstein graphic matroids
Takayuki Hibi, Michał Lasoń, Kazunori Matsuda +2
The toric variety of a matroid is projectively normal, and therefore it is Cohen-Macaulay. We provide a complete graph-theoretic classification when the toric variety of a graphic…