a) Prove that a graph is bipartite if and only if its vertices can be labeled so that
Chapter 3, Problem 3.7.78(choose chapter or problem)
a) Prove that a graph is bipartite if and only if its vertices can be labeled so that its adjacency matrix can be partitioned as (b) Using the result in part (a), prove that a bipartite graph has no circuits of odd length.
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