Results 31 to 40 of about 3,916 (152)

Regular inference as vertex coloring

open access: yesTheoretical Computer Science, 2012
zbMATH Open Web Interface contents unavailable due to conflicting licenses.
Costa Florêncio, C., Verwer, S.
openaire   +4 more sources

On b-vertex and b-edge critical graphs [PDF]

open access: yesOpuscula Mathematica, 2015
A \(b\)-coloring is a coloring of the vertices of a graph such that each color class contains a vertex that has a neighbor in all other color classes, and the \(b\)-chromatic number \(b(G)\) of a graph \(G\) is the largest integer \(k\) such that \(G ...
Noureddine Ikhlef Eschouf   +1 more
doaj   +1 more source

Pewarnaan Titik Ketakteraturan Lokal pada Hasil Operasi Amalgamasi Titik Graf Lintasan

open access: yesContemporary Mathematics and Applications (ConMathA), 2023
Definition of graph is set pair (𔑉(𔐺),𔐸(𔐺)) where 𔑉(𔐺) is vertex set and 𔐸(𔐺) is edge set. A maping 𔐼 : 𔑉(𔐺)→{1,2, ... ,𔑘} as label function and weight function 𔑤 : 𔑉(𔐺)→𔑁 is desined as 𔑤(𔑢)=Σ𔑣
Rafelita Faradila Sandi   +4 more
doaj   +1 more source

Regular inference as vertex coloring [PDF]

open access: yes, 2020
This paper is concerned with the problem of supervised learning of deterministic finite state automata, in the technical sense of identification in the limit from complete data, by finding a minimal DFA consistent with the data (regular inference).
$ Christophe   +2 more
core   +2 more sources

Edge-coloring vertex-weighting of graphs [PDF]

open access: yes, 2021
Let G = (V (G),E(G)) be a simple, finite and undirected graph of order n. A k-vertex weighting of a graph G is a mapping w: V (G) → {1,…, k}. A k-vertex weighting induces an edge labeling fw: E(G) → N such that fw(uv) = w(u) + w(v).
Lau, Gee Choon   +2 more
core   +2 more sources

Conflict-Free Vertex Coloring Of Planar Graphs [PDF]

open access: yes, 2017
The conflict-free coloring problem is a variation of the vertex coloring problem, a classical NP-hard optimization problem. The conflict-free coloring problem aims to color a possibly proper subset of vertices such that there is a unique color within the
Shawn Seymour, Seymour, Shawn
core   +2 more sources

Adjacent Vertex Distinguishing Coloring of Fuzzy Graphs [PDF]

open access: yes, 2023
In this paper, we consider the adjacent vertex distinguishing proper edge coloring (for short, AVDPEC) and the adjacent vertex distinguishing total coloring (for short, AVDTC) of a fuzzy graph.
Chen Zhang, Zengtai Gong
core   +1 more source

Total Global Dominator Coloring of Trees and Unicyclic Graphs

open access: yesمجلة بغداد للعلوم, 2023
          A total global dominator coloring of a graph  is a proper vertex coloring of  with respect to which every vertex  in  dominates a color class, not containing  and does not dominate another color class.
Chithra K. P., Joseph Mayamma
doaj   +1 more source

Single Valued Neutrosophic R-dynamic Vertex Coloring of Graphs [PDF]

open access: yesNeutrosophic Sets and Systems, 2022
In 1998, Smarandache introduced the new theory - Neutrosophic sets. In order to achieve the best results in a current situation, policy makers must contend with uncertainty and unpredictability.
V. Aparna, N. Mohanapriya, Said Broumi
doaj   +1 more source

Hierarchical and modularly-minimal vertex colorings

open access: yesThe Art of Discrete and Applied Mathematics, 2022
Cographs are exactly the hereditarily well-colored graphs, i.e., the graphs for which a greedy vertex coloring of every induced subgraph uses only the minimally necessary number of colors $χ(G)$. We show that greedy colorings are a special case of the more general hierarchical vertex colorings, which recently were introduced in phylogenetic ...
Dulce I. Valdivia   +4 more
openaire   +3 more sources

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