1 citations · 1 across the 2 of their papers we have counts for
2 papers
math.CO2023
On the divisibility of H-shape trees and their spectral determination
Zhen Chen, Jianfeng Wang, Maurizio Brunetti +1
A graph is divisible by a graph if the characteristic polynomial of is divisible by that of . In this paper, a necessary and sufficient condition for recursive graph…
math.CO2023★ 1 cited
A switching method for constructing cospectral gain graphs
Aida Abiad, Francesco Belardo, Antonina P. Khramova
A gain graph over a group , also referred to as -gain graph, is a graph where an element of a group , called gain, is assigned to each oriented edge, in such a way that th…