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math.CO2026
Acyclic Poset Multiplihedra and their Quotients
Stefan Forcey, Ross Glew, Christopher Tapo
Two families of polytopes underlie the combinatorics of associative operations. Associahedra and multiplihedra respectively capture the information in the operation itself and in t…
math.CO2025
Compactifications of phylogenetic systems and species of electrical networks
Satyan L. Devadoss, Stefan Forcey
We describe new spaces and maps. Our graphical map is a visual and numerical correspondence between spaces of circular electrical networks and circular planar split systems. When r…