Results 1 to 10 of about 2,496,524 (120)

Independent partial domination

open access: yesCubo, 2021
For $p\in(0,1]$, a set $S\subseteq V$ is said to $p$-dominate or partially dominate a graph $G = (V, E)$ if $\frac{|N[S]|}{|V|}\geq p$. The minimum cardinality among all $p$-dominating sets is called the $p$-domination number and it is denoted by ...
L. Philo Nithya   +1 more
doaj   +1 more source

On the Outer-Independent Double Roman Domination of Graphs

open access: yesFrontiers in Applied Mathematics and Statistics, 2021
An outer-independent double Roman dominating function (OIDRDF) of a graph G is a function h:V(G)→{0,1,2,3} such that i) every vertex v with f(v)=0 is adjacent to at least one vertex with label 3 or to at least two vertices with label 2, ii) every vertex ...
Yongsheng Rao   +4 more
doaj   +1 more source

Minimization of Boolean functions in the class of orthogonal disjunctive normal forms

open access: yesInformatika, 2021
The orthogonal disjunctive normal forms (DNFs) of Boolean functions have wide applications in the logical design of discrete devices. The problem of DNF orthogonalization is to get for a given function such a DNF that any two its terms would be ...
Yu. V. Pottosin
doaj   +1 more source

The hardness of the independence and matching clutter of a graph [PDF]

open access: yesOpuscula Mathematica, 2016
A clutter (or antichain or Sperner family) \(L\) is a pair \((V,E)\), where \(V\) is a finite set and \(E\) is a family of subsets of \(V\) none of which is a subset of another.
Sasun Hambardzumyan   +3 more
doaj   +1 more source

Independent Dominating Set on Chain of Fuzzy Graphs

open access: yesTikrit Journal of Pure Science, 2023
             In this paper, we applied some properties on chain fuzzy graphs, which comprise vertex identification. These properties are independent sets and independent dominant sets.
Russel H. Majeed, Nabeel E. Arif
doaj   +1 more source

Domination in m− polar soft fuzzy graphs

open access: yesRatio Mathematica, 2023
In this paper, we have introduced dominating set, minimal dominating set, independent dominating set, maximal independent dominating set in m − polar soft fuzzy graphs.
S Ramkumar, R Sridevi
doaj   +1 more source

Eternal Independent Sets in Graphs

open access: yesTheory and Applications of Graphs, 2016
The use of mobile guards to protect a graph has received much attention in the literature of late in the form of eternal dominating sets, eternal vertex covers and other models of graph protection.
Yair Caro, William Klostermeyer
doaj   +1 more source

Edge Metric Dimension and Edge Basis of One-Heptagonal Carbon Nanocone Networks

open access: yesIEEE Access, 2022
A molecular (chemical) graph is a simple connected graph, where the vertices represent the compound’s atoms and the edges represent bonds between the atoms, and the degree (valence) of every vertex (atom) is not more than four.
Karnika Sharma   +2 more
doaj   +1 more source

On the Independence Number of Cayley Digraphs of Clifford Semigroups

open access: yesMathematics, 2023
Let S be a Clifford semigroup and A a subset of S. We write Cay(S,A) for the Cayley digraph of a Clifford semigroup S relative to A. The (weak, path, weak path) independence number of a graph is the maximum cardinality of an (weakly, path, weakly path ...
Krittawit Limkul, Sayan Panma
doaj   +1 more source

Large Independent Sets on Random d-Regular Graphs with Fixed Degree d

open access: yesComputation, 2023
The maximum independent set problem is a classic and fundamental combinatorial challenge, where the objective is to find the largest subset of vertices in a graph such that no two vertices are adjacent.
Raffaele Marino, Scott Kirkpatrick
doaj   +1 more source

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