from matroid The maximum matching of a bipartite graph is the matroid crossing of a partitioned matroid pair image

  • Focusing on the V1 side vertex, only one edge at most comes out of one vertex.
  • Same for V2 side
  • The edge set that is matching is a common subset of these two

https://app.mathsoc.jp/meeting_data/tokyo18mar/pdf/msjmeeting-2018mar-00f004.pdf - matroid crossing - incremental algorithm - The Maximum matching problem on 2-part graph is a split matroid pair crossing problem


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