Extended formulations for sparsity matroids
Extended formulations for sparsity matroids
复制标题
稀疏拟阵的扩展公式
DOI:
10.1007/s10107-015-0936-8
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发表时间:
2016
影响因子:
2.7
通讯作者:
and Yoshio Okamoto
中科院分区:
文献类型:
--
作者:
Satoru Iwata;Naoyuki Kamiyama;Naoki Katoh;Shuji Kijima;and Yoshio Okamoto
We show the existence of a polynomial-size extended formulation for the base polytope of a-sparsity matroid. For an undirected graph, the size of the formulation iswhenandwhen. To this end, we employ the technique developed by Faenza et al. recently that uses a randomized communication protocol.