梯田 发表于 2025-4-1 02:53:16

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高度 发表于 2025-4-1 06:45:47

Total Dual Integrality of Triangle Coveringhe total dual integrality of system ., as well as those for the (stronger) total unimodularity of matrix . and the (weaker) integrality of polyhedron .. These necessary conditions are shown to be sufficient when restricted to planar graphs. We prove that the three notions of integrality coincide, an

健忘症 发表于 2025-4-1 12:07:17

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查看完整版本: Titlebook: Combinatorial Optimization and Applications; 10th International C T-H. Hubert Chan,Minming Li,Lusheng Wang Conference proceedings 2016 Spri