On 4-Sachs Optimal Graphs

Gong, SC; Wang, JX; Sun, SW

Gong, SC (通讯作者),Zhejiang Univ Sci & Technol, Sch Sci, Hangzhou 310023, Peoples R China.

GRAPHS AND COMBINATORICS, 2023; 39 (4):

Abstract

Let G be a graph with order n and adjacency matrix A(G). The adjacency polynomial of G is defined as phi(G;lambda) = det(lambda I - A(G)) = Sigma(n)(i......

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