No signed graph with the nullity eta(G, sigma) = vertical bar V(G)vertical bar-2m(G)+2c(G)-1

Lu, Y; Wu, JW

Lu, Y (corresponding author), Jiangsu Normal Univ, Sch Math & Stat, Xuzhou 221116, Jiangsu, Peoples R China.

LINEAR ALGEBRA AND ITS APPLICATIONS, 2021; 615 (): 175

Abstract

Let G(sigma) = (G, sigma) be a signed graph and A(G, sigma) be its adjacency matrix. Denote by m(G) the matching number of G. Let eta(G, sigma) be the......

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