Results 1 to 10 of about 4,125 (123)

On Randic, Seidel, and Laplacian Energy of NEPS Graph [PDF]

open access: goldJournal of Mathematics, 2022
Let Z be the simple graph; then, we can obtain the energy EZ of a graph Z by taking the absolute sum of the eigenvalues of the adjacency matrix of Z. In this research, we have computed different energy invariants of the noncompleted extended P-Sum (NEPS)
Kun Han   +5 more
doaj   +3 more sources

On the Eigenvalues and Energy of the Seidel and Seidel Laplacian Matrices of Graphs [PDF]

open access: goldDiscrete Dynamics in Nature and Society
Let SΓ be a Seidel matrix of a graph Γ of order n and let DΓ=diagn−1−2d1,n−1−2d2,…,n−1−2dn be a diagonal matrix with di denoting the degree of a vertex vi in Γ. The Seidel Laplacian matrix of Γ is defined as SLΓ=DΓ−SΓ.
J. Askari   +2 more
doaj   +3 more sources

Certain Energies of Graphs for Dutch Windmill and Double-Wheel Graphs

open access: yesJournal of Mathematics, 2022
Energy of a graph is defined as the sum of the absolute values of the eigenvalues of the adjacency matrix associated with the graph. In this research work, we find color energy, distance energy, Laplacian energy, and Seidel energy for the Dutch windmill ...
Jing Wu   +3 more
doaj   +2 more sources

Seidel Signless Laplacian Energy of Graphs [PDF]

open access: closedMathematics Interdisciplinary Research, 2017
Let S(G) be the Seidel matrix of a graph G of order n and let DS(G)=diag(n-1-2d1, n-1-2d2,..., n-1-2dn) be the diagonal matrix with d_i denoting the degree of a vertex v_i in G.
Harishchandra Ramane   +3 more
doaj   +2 more sources

Enhancing Expert Decision-Making for Wastewater Treatment Plants with Seidel Laplacian Energy and Cosine Similarity Measure in Intuitionistic Fuzzy Graphs [PDF]

open access: goldInternational Journal of Computational Intelligence Systems
Wastewater treatment facilities’ main goal is to protect the public and environment from the hazardous and poisonous materials found in wastewater. Water treatment facilities were developed to speed up the natural process of cleansing water.
A. Mohamed Atheeque, S. Sharief Basha
doaj   +2 more sources

Seidel Laplacian Energy of Fuzzy graphs

open access: diamondEAI Endorsed Transactions on Energy Web
The energy of a graph is related to its spectrum, which is equal to the total of the latent values of the pertinent adjacency matrix. In this research work, we proposed some of the features and the energy of the Seidel Laplacian of a fuzzy graph.
K Sivaranjani   +2 more
doaj   +3 more sources

Seidel Laplacian energy of bipolar fuzzy graphs and enhanced score functions for decision-making applications

open access: goldAIMS Mathematics
Bipolar fuzzy sets (BPFs) provide a suitable framework for knowledge representation if some data contains imprecise and ambiguous information. In this manuscript, the lower and upper bounds of the Seidel Laplacian energy of a bipolar fuzzy graph were ...
Sivaranjani Krishnaraj   +3 more
doaj   +2 more sources

A framework for digital sunken relief generation based on 3D geometric models [PDF]

open access: yes, 2012
Sunken relief is a special art form of sculpture whereby the depicted shapes are sunk into a given surface. This is traditionally created by laboriously carving materials such as stone.
A. Agrawal   +34 more
core   +1 more source

Afivo: a framework for quadtree/octree AMR with shared-memory parallelization and geometric multigrid methods [PDF]

open access: yes, 2018
Afivo is a framework for simulations with adaptive mesh refinement (AMR) on quadtree (2D) and octree (3D) grids. The framework comes with a geometric multigrid solver, shared-memory (OpenMP) parallelism and it supports output in Silo and VTK file formats.
Ebert, Ute, Teunissen, Jannis
core   +3 more sources

Preconditioned fully implicit PDE solvers for monument conservation [PDF]

open access: yes, 2010
Mathematical models for the description, in a quantitative way, of the damages induced on the monuments by the action of specific pollutants are often systems of nonlinear, possibly degenerate, parabolic equations. Although some the asymptotic properties
Berger A. E.   +3 more
core   +2 more sources

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