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Showing 2015 · math.COShow all
3 papers · 2 filters
math.CO2015
The -independent graph of a graph
Davood Fatehi, Saeid Alikhani, Abdul Jalil M. Khalaf
Let be a simple graph. A set is an independent set, if no two of its members are adjacent in . The -independent graph of , , is defined t…
math.CO2015
Some families of graphs with no nonzero real domination roots
S. Jahari, S. Alikhani
Let G be a simple graph of order n. The domination polynomial is the generating polynomial for the number of dominating sets of G of each cardinality. A root of this polynomial is…
math.CO2015★ 1 cited
Quotient graphs for power graphs
D. Bubboloni, Mohammad A. Iranmanesh, S. M. Shaker
In a previous paper of the first author a procedure was developed for counting the components of a graph through the knowledge of the components of its quotient graphs. We apply he…