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math.CO2023
Matroids in OSCAR
Daniel Corey, Lukas Kühne, Benjamin Schröter
OSCAR is an innovative new computer algebra system which combines and extends the power of its four cornerstone systems - GAP (group theory), Singular (algebra and algebraic geomet…
math.AG2023
Singular matroid realization spaces
Daniel Corey, Dante Luber
We study smoothness of realization spaces of matroids for small rank and ground set. For -realizable matroids, when the rank is , we prove that the realization space…