2010/08/24 by Andrey O. Matveev, Matveev, Andrey O. · 1 citation
Computer Science · Mathematics · #Advanced Algebra and Logic #Advanced Combinatorial Mathematics #Advanced Graph Theory Research #math.CO
paper · pdf · doi:10.48550/arxiv.1008.4100
15 pages; v.2 - minor improvements, v.3,4 - new Section 7 and references added
arxiv created 2010/10/12 · arxiv updated 2010/10/13
The principle of inclusion-exclusion is applied to subsets of maximal covectors contained in halfspaces of a simple oriented matroid and to convex subsets of its ground set for enumerating tope committees.