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math.CO2020
Minimum Weighted Szeged Index Trees
Pavol Hell, César Hernández-Cruz, Seyyed Aliasghar Hosseini
Weighted Szeged index is a recently introduced extension of the well-known Szeged index. In this paper, we present a new tool to analyze and characterize minimum weighted Szeged in…
math.CO2020★ 1 cited
On the cop number of graphs of high girth
Peter Bradshaw, Seyyed Aliasghar Hosseini, Bojan Mohar +1
We establish a lower bound for the cop number of graphs of high girth in terms of the minimum degree, and more generally, in terms of a certain growth condition. We show, in partic…