[PDF][PDF] The independence polynomial of a graph-a survey

VE Levit, E Mandrescu - … of the 1st International Conference on …, 2005 - yaroslavvb.com
A stable (or independent) set in a graph is a set of pairwise non-adjacent vertices. The
stability number α (G) is the size of a maximum stable set in the graph G. There are three …

[HTML][HTML] Independence polynomials of well-covered graphs: Generic counterexamples for the unimodality conjecture

VE Levit, E Mandrescu - European Journal of Combinatorics, 2006 - Elsevier
A graph G is well-covered if all its maximal stable sets have the same size, denoted by α
(G)[MD Plummer, Some covering concepts in graphs, Journal of Combinatorial Theory 8 …

Very well-covered graphs with log-concave independence polynomials

VE Levit, E Mandrescu - Carpathian Journal of Mathematics, 2004 - JSTOR
If 𝑠𝑘 equals the number of stable sets of cardinality k in the graph G, then
I\left(G;x\right)=∑k=0^α\left(G\right)s_kx^k is the independence polynomial of G (Gutman …

Independence polynomials and the unimodality conjecture for very well-covered, quasi-regularizable, and perfect graphs

VE Levit, E Mandrescu - Graph Theory in Paris: Proceedings of a …, 2007 - Springer
If s κ denotes the number of stable sets of cardinality κ in the graph G, then I (G; x)= ∑ k= 0^
α s_k x^ k is the independence polynomial of G (Gutman, Harary, 1983), where α= α (G) is …

[HTML][HTML] The independence polynomial of rooted products of graphs

VR Rosenfeld - Discrete Applied Mathematics, 2010 - Elsevier
A stable (or independent) set in a graph is a set of pairwise nonadjacent vertices thereof.
The stability numberα (G) is the maximum size of stable sets in a graph G. The …

Building graphs whose independence polynomials have only real roots

E Mandrescu - Graphs and Combinatorics, 2009 - Springer
A stable set in a graph G is a set of pairwise non-adjacent vertices, and the stability number
α (G) is the maximum size of a stable set in G. The independence polynomial of G is I (G; x) …

[HTML][HTML] On the independence polynomial of the corona of graphs

VE Levit, E Mandrescu - Discrete Applied Mathematics, 2016 - Elsevier
Let α (G) be the cardinality of a largest independent set in graph G. If sk is the number of
independent sets of size k in G, then I (G; x)= s 0+ s 1 x+⋯+ s α x α, α= α (G), is the …

[PDF][PDF] Maximal trees with log-concave independence polynomials

E Mandrescu, A Spivak - Notes on number theory and discrete …, 2016 - nntdm.net
Maximal trees with log-concave independence polynomials Page 1 Notes on Number Theory
and Discrete Mathematics Print ISSN 1310–5132, Online ISSN 2367–8275 Vol. 22, 2016, No …

Log-concavity of the independence polynomials of graphs

DT Hoang, VE Levit, E Mandrescu… - arxiv preprint arxiv …, 2024 - arxiv.org
Let $ G $ be a $\mathbf {W} _ {p} $ graph if $ n\geq p $ and every $ p $ pairwise disjoint
independent sets of $ G $ are contained within $ p $ pairwise disjoint maximum …

On the independence polynomial of an antiregular graph

VE Levit, E Mandrescu - Carpathian Journal of Mathematics, 2012 - JSTOR
A graph with at most two vertices of the same degree is known as antiregular [Merris, R.,
Antiregular graphs are universal for trees, Publ. Electrotehn. Fak. Univ. Beograd, Sen Mat …