A signed bipartite graph G(U,V) is a bipartite graph in which each edge is assigned a positive or a negative sign. The signed degree of a vertex x in G(U, V) is the number of positive edges incident ...
D. Fan, S. Goryainov, X. Huang, H. Lin, The spanning k-trees, perfect matchings and spectral radius of graphs, Linear Multilinear Algebra 70 (2022), 7264–7275. P ...
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