Complete built matroids have γ-positive Chow polynomials with γ-vectors realized as f-vectors of simplicial complexes, yielding new inequalities for the Poincaré polynomial of M-bar_{0,n}.
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Matroid analogues of Gal's conjecture
Complete built matroids have γ-positive Chow polynomials with γ-vectors realized as f-vectors of simplicial complexes, yielding new inequalities for the Poincaré polynomial of M-bar_{0,n}.