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math.CO2020
The enumeration of extreme rigid honeycombs
Hari Bercovici, Wing Suet Li
Rigid tree honeycombs were introduced by Knutson, Tao, and Woodward and they were shown by Dykema, Collins, Timotin, and the authors to be sums of extreme rigid honeycombs, with un…
math.CO2009
A family of reductions for Schubert intersection problems
H. Bercovici, W. S. Li, D. Timotin
We produce a family of reductions for Schubert intersection problems whose applicability is checked by calculating a linear combination of the dimensions involved. These reductions…