31 citations · 208 across the 28 of their papers we have counts for
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math.CO2019★ 10 cited
Numerical semigroups, polyhedra, and posets I: the group cone
Nathan Kaplan, Christopher O'Neill
Several recent papers have explored families of rational polyhedra whose integer points are in bijection with certain families of numerical semigroups. One such family, first intro…
math.CO2019★ 6 cited
Chip-Firing Games and Critical Groups
Darren Glass, Nathan Kaplan
In this expository article intended to be accessible to undergraduate students we introduce a finite abelian group that can be associated to any finite connected graph. This group…