Search: MSC category 52B40
( Matroids (realizations in the context of convex polytopes, convexity in combinatorial structures, etc.) [See also 05B35, 52Cxx] )
1. CJM 2010 (vol 62 pp. 1228)
||Valuations for Matroid Polytope Subdivisions|
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.
Categories:05B35, 52B40, 52B45, 52C22