Valuations for Matroid Polytope Subdivisions
Valuations for Matroid Polytope Subdivisions
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拟阵多面体细分的估值
DOI:
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发表时间:
2007
期刊:
影响因子:
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通讯作者:
F. Rincón
中科院分区:
文献类型:
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作者:
Federico Ardila;Alex Fink;F. Rincón
Abstract We prove that the ranks of the subsets and the activities of the bases of a matroid define valuations for the subdivisions of a matroid polytope into smaller matroid polytopes.