3 papers
math.CO2022
Vector Valued Switching in Signed Graphs
Shahul Hameed K, Albin Mathew, Germina K A +1
A signed graph is a graph with edges marked positive and negative; it is unbalanced if some cycle has negative sign product. We introduce the concept of vector valued switching fun…
math.CO2021
On the Metric Dimension of Signed Graphs
Shahul Hameed K, Remna K P, Divya T2 +4
A signed graph is a pair , where is the underlying graph in which each edge is assigned or by the signature function . In th…
math.CO2010
On Products and Line Graphs of Signed Graphs, their Eigenvalues and Energy
K. A. Germina, Shahul Hameed K, Thomas Zaslavsky
In this article we examine the adjacency and Laplacian matrices and their eigenvalues and energies of the general product (non-complete extended -sum, or NEPS) of signed graphs.…