Sign variation, the Grassmannian, and total positivity
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Publication:2803283
zbMATH Open1335.05220MaRDI QIDQ2803283
Publication date: 4 May 2016
Matroids in convex geometry (realizations in the context of convex polytopes, convexity in combinatorial structures, etc.) (52B40) Grassmannians, Schubert varieties, flag manifolds (14M15) Combinatorial aspects of matroids and geometric lattices (05B35)
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