Grothendieck weights on permutohedral varieties yield a motivic Chern class for hyperplane arrangement complements that depends only on the underlying matroid, enabling extension to abstract loopless matroids.
Journal of Combinatorial Theory, Series B 96(1):38–49, DOI 10.1016/j.jctb.2005.06.004
3 Pith papers cite this work. Polarity classification is still indexing.
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Topological zeta functions of matroids obey recurrence relations under truncation and extension, with Taylor coefficients given by the girth invariant.
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Grothendieck Weights on Permutohedral Varieties and Matroids
Grothendieck weights on permutohedral varieties yield a motivic Chern class for hyperplane arrangement complements that depends only on the underlying matroid, enabling extension to abstract loopless matroids.
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Topological Zeta Functions of Matroids: Operations and Computations
Topological zeta functions of matroids obey recurrence relations under truncation and extension, with Taylor coefficients given by the girth invariant.
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