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11,753 Results Found

  • Article
  • Open Access
9 Citations
2,842 Views
15 Pages

This article investigates the local fractional generalized Kadomtsev–Petviashvili equation and the local fractional Kadomtsev–Petviashvili-modified equal width equation. It presents traveling-wave transformation in a nondifferentiable typ...

  • Article
  • Open Access
19 Citations
3,132 Views
26 Pages

13 June 2019

The economic load dispatch (ELD) problem is a complex optimization problem in power systems. The main task for this optimization problem is to minimize the total fuel cost of generators while also meeting the conditional constraints of valve-point lo...

  • Article
  • Open Access
3,125 Views
14 Pages

The Local and Electronic Structure Study of LuxGd1−xVO4 (0 ≤ x ≤ 1) Solid Solution Nanocrystals

  • Yang Chen,
  • Ziqing Li,
  • Nianjing Ji,
  • Chenxi Wei,
  • Xiulan Duan and
  • Huaidong Jiang

12 January 2023

Rare-earth-doped mixed crystals have demonstrated tunable optical properties, and it is of great importance to study the structural characteristics of the mixed-crystal hosts. Herein, LuxGd1-xVO4 (0 ≤ x ≤ 1) solid solution nanocrystals were syn...

  • Feature Paper
  • Article
  • Open Access
36 Citations
5,436 Views
22 Pages

16 February 2021

A well-designed hospital facility layout planning process will enable improvements in operational efficiency, health outcomes, and patients’ medical experience. Older hospital facility layouts are likely to be based only on their designer’s experienc...

  • Article
  • Open Access
31 Citations
11,547 Views
20 Pages

BLE-Based Indoor Localization: Analysis of Some Solutions for Performance Improvement

  • Filippo Milano,
  • Helbert da Rocha,
  • Marco Laracca,
  • Luigi Ferrigno,
  • António Espírito Santo,
  • José Salvado and
  • Vincenzo Paciello

8 January 2024

This paper addresses indoor localization using an anchor-based system based on Bluetooth Low Energy (BLE) 5.0 technology, adopting the Received Signal Strength Indicator (RSSI) for the distance estimation. Different solutions have been proposed in th...

  • Article
  • Open Access
31 Citations
5,320 Views
9 Pages

On the Existence and Uniqueness of Solutions for Local Fractional Differential Equations

  • Hossein Jafari,
  • Hassan Kamil Jassim,
  • Maysaa Al Qurashi and
  • Dumitru Baleanu

23 November 2016

In this manuscript, we prove the existence and uniqueness of solutions for local fractional differential equations (LFDEs) with local fractional derivative operators (LFDOs). By using the contracting mapping theorem (CMT) and increasing and decreasin...

  • Article
  • Open Access
6 Citations
2,491 Views
23 Pages

24 December 2020

In this paper, local and nonlocal reductions of two nonisospectral Ablowitz-Kaup-Newell-Segur equations, the third order nonisospectral AKNS equation and the negative order nonisospectral AKNS equation, are studied. By imposing constraint conditions...

  • Article
  • Open Access
6 Citations
1,888 Views
8 Pages

6 September 2019

In this paper, optimality conditions are studied for a new class of PDE and PDI-constrained scalar variational control problems governed by path-independent curvilinear integral functionals. More precisely, we formulate and prove a minimal criterion...

  • Article
  • Open Access
1 Citations
1,125 Views
23 Pages

28 December 2024

This paper proposes an analytical solution for the seepage field when a localized line leakage occurs in a tunnel by accurately considering the boundary conditions at the leakage site, which overcomes the problem of current methods, such as the equiv...

  • Article
  • Open Access
13 Citations
6,059 Views
22 Pages

29 September 2021

With a growing number of displaced people, there is a need for robust approaches to coping with displacement. Uganda has a progressive refugee policy that promotes freedom of movement and the socioeconomic rights of the refugees. Specifically, refuge...

  • Article
  • Open Access
1,680 Views
9 Pages

Numerical Solution of Locally Loaded Volterra Integral Equations

  • Vladislav Byankin,
  • Aleksandr Tynda,
  • Denis Sidorov and
  • Aliona Dreglea

Loaded Volterra integral equations represent a novel class of integral equations that have attracted considerable attention in recent years due to their numerous applications in various fields of science and engineering. This class of Volterra integr...

  • Review
  • Open Access
2,081 Views
24 Pages

Achieving a climate neutral economy by 2050 in Europe in line with the European Green Deal places specific responsibility on the transportation sector, which contributes to greenhouse gas (GHG) emissions. For the transportation domain to reduce its G...

  • Article
  • Open Access
1 Citations
1,306 Views
14 Pages

Existence of Positive Solutions for Non-Local Magnetic Fractional Systems

  • Tahar Bouali,
  • Rafik Guefaifia,
  • Salah Boulaaras and
  • Taha Radwan

In this paper, the existence of a weak positive solution for non-local magnetic fractional systems is studied in the fractional magnetic Sobolev space through a sub-supersolution method combined with iterative techniques.

  • Article
  • Open Access
10 Citations
2,403 Views
13 Pages

30 August 2021

Fractal and fractional calculus have important theoretical and practical value. In this paper, analytical solutions, including the N-fractal-soliton solution with fractal characteristics in time and soliton characteristics in space as well as the lon...

  • Article
  • Open Access
1 Citations
2,177 Views
19 Pages

Local Existence and Blow-Up of Solutions for Wave Equation Involving the Fractional Laplacian with Nonlinear Source Term

  • Younes Bidi,
  • Abderrahmane Beniani,
  • Keltoum Bouhali,
  • Khaled Zennir,
  • Hatim M. ElKhair,
  • Eltegani I. Hassan and
  • Almonther Alarfaj

31 March 2023

The aim of this paper is to investigate the local weak existence and vacuum isolating of solutions, asymptotic behavior, and blow-up of the solutions for a wave equation involving the fractional Laplacian with nonlinear source. By means of the Galerk...

  • Article
  • Open Access
2 Citations
2,099 Views
22 Pages

27 April 2022

Due to the fundamental solutions are employed as basis functions, the localized method of fundamental solution can obtain more accurate numerical results than other localized methods in the homogeneous problems. Since the inverse Cauchy problem is il...

  • Article
  • Open Access
2 Citations
1,525 Views
10 Pages

Sub-Super Solutions Method Combined with Schauder’s Fixed Point for Existence of Positive Weak Solutions for Anisotropic Non-Local Elliptic Systems

  • Rafik Guefaifia,
  • Gelson Concei¸cao G. dos Santos,
  • Tahar Bouali,
  • Rashid Jan,
  • Salah Boulaaras and
  • Asma Alharbi

27 November 2022

In this research, we investigate the presence of weak positive solutions for a family of anisotropic non-local elliptic systems in bounded domains using the sub-super solutions approach in conjunction with Schauder’s fixed point.

  • Article
  • Open Access
2,480 Views
24 Pages

1 April 2022

The localized method of fundamental solutions (LMFS) is a domain-type, meshless numerical method. Compared with numerical methods that have a high grid dependence, it does not require grid generation and numerical integration, so it can effectively i...

  • Article
  • Open Access
3 Citations
2,363 Views
22 Pages

Position information is essential for an underwater vehicle that can affect the performance of many other applications. Vehicle motion during the two-way travel time (TWTT) using an acoustic positioning system can affect the localization accuracy of...

  • Article
  • Open Access
617 Views
12 Pages

27 July 2025

In this paper, we investigate the existence of multiple solutions for a Kirchhoff-type equation with Dirichlet boundary conditions defined on locally finite graphs. Our study extends some previous results on nonlinear Laplacian equations to the more...

  • Article
  • Open Access
4 Citations
3,052 Views
15 Pages

28 February 2022

In this study, an efficient localized method of fundamental solution (LMFS) is applied to nonlinear heat conduction with mixed boundary conditions. Since the thermal conductivity is temperature-dependent, the Kirchhoff transformation is used to trans...

  • Article
  • Open Access
2 Citations
1,767 Views
15 Pages

Random Solutions for Generalized Caputo Periodic and Non-Local Boundary Value Problems

  • Bashir Ahmad,
  • Mokhtar Boumaaza,
  • Abdelkrim Salim and
  • Mouffak Benchohra

In this article, we present some results on the existence and uniqueness of random solutions to a non-linear implicit fractional differential equation involving the generalized Caputo fractional derivative operator and supplemented with non-local and...

  • Article
  • Open Access
1,824 Views
21 Pages

14 June 2023

This paper addresses the challenge of optimizing objective functions in engineering problems influenced by multiple environmental factors, such as temperature and humidity. Traditional modeling approaches often struggle to capture the complexities of...

  • Article
  • Open Access
23 Citations
3,253 Views
18 Pages

11 January 2021

The technique of acoustic emission (AE) source localization is critical for studying material failure mechanism and predicting the position of potential hazards. Most existing positioning methods heavily depend on the premeasured wave velocity and ar...

  • Article
  • Open Access
1,372 Views
19 Pages

7 May 2025

Nature-based Solutions (NbSs) bridge ecological conservation and human well-being. As the concept gains global traction, its potential for cultural heritage preservation is drawing increasing interest. This study explores the localized application of...

  • Article
  • Open Access
9 Citations
2,876 Views
15 Pages

New Bright and Kink Soliton Solutions for Fractional Complex Ginzburg–Landau Equation with Non-Local Nonlinearity Term

  • Mohammed Alabedalhadi,
  • Mohammed Al-Smadi,
  • Shrideh Al-Omari,
  • Yeliz Karaca and
  • Shaher Momani

In this paper, we aim to discuss a fractional complex Ginzburg–Landau equation by using the parabolic law and the law of weak non-local nonlinearity. Then, we derive dynamic behaviors of the given model under certain parameter regions by employ...

  • Feature Paper
  • Article
  • Open Access
2 Citations
11,272 Views
16 Pages

13 November 2023

Knowledge about brain source localizations for religious states of mind is still limited. Previous studies have usually not set a direct emphasis on experience. The present study investigated the phenomenon of religious experience using inverse solut...

  • Article
  • Open Access
7 Citations
5,194 Views
20 Pages

17 July 2023

China promotes nature-based solutions (NbS) as key approaches to addressing climate change, ecosystem damage, and biodiversity loss. However, indigenous and local knowledge (ILK), which is recognized by international scholars as an essential element...

  • Article
  • Open Access
3 Citations
3,067 Views
19 Pages

12 April 2024

This paper presents a simple and fast closed-form solution approach for two-dimensional (2D) target localization using range difference (RD) measurements. The formulation of the localization problem is derived using a pentagram array. The target posi...

  • Article
  • Open Access
402 Views
22 Pages

11 October 2025

In this article, we establish the existence of global mild solutions to the Vlasov–Fokker–Planck equation with local alignment forces under specular reflection boundary conditions in the low-regularity function space Lk1LTLv2. A ke...

  • Hypothesis
  • Open Access
5 Citations
3,744 Views
8 Pages

The Local Co-Working Hub: A Merging Solution

  • Bahareh Motamed and
  • Kamyar Shirvanimoghaddam

27 January 2021

The coronavirus pandemic has brought unprecedented challenges and has changed society; some of these changes seem temporary, and others seem permanent. The uncertainty of the duration of this pandemic has introduced changes without the knowledge of h...

  • Article
  • Open Access
1,385 Views
9 Pages

25 April 2024

In this study, we examine the wave equation with a nontrivial boundary condition. The main target of this study is to prove the local-in-time existence and the blow-up in finite time of the energy solution. Through the construction of an auxiliary fu...

  • Article
  • Open Access
5 Citations
3,973 Views
21 Pages

10 April 2024

This study explores the uptake and potential application of nature-based solutions (NbS) that are particularly promising for small-scale farmers, ranchers, and food entrepreneurs operating in arid and semi-arid regions. Studying the adoption of NbS b...

  • Article
  • Open Access
1 Citations
1,665 Views
21 Pages

9 November 2020

In this paper, we consider an initial boundary value problem for nonlinear Love equation with infinite memory. By combining the linearization method, the Faedo–Galerkin method, and the weak compactness method, the local existence and uniqueness...

  • Article
  • Open Access
4 Citations
1,698 Views
19 Pages

Existence of Global and Local Mild Solution for the Fractional Navier–Stokes Equations

  • Muath Awadalla,
  • Azhar Hussain,
  • Farva Hafeez and
  • Kinda Abuasbeh

26 January 2023

Navier–Stokes equations (NS-equations) are applied extensively for the study of various waves phenomena where the symmetries are involved. In this paper, we discuss the NS-equations with the time-fractional derivative of order β(0,1)...

  • Article
  • Open Access
22 Citations
3,342 Views
23 Pages

Local and Global Existence and Uniqueness of Solution for Time-Fractional Fuzzy Navier–Stokes Equations

  • Kinda Abuasbeh,
  • Ramsha Shafqat,
  • Azmat Ullah Khan Niazi and
  • Muath Awadalla

Navier–Stokes (NS) equation, in fluid mechanics, is a partial differential equation that describes the flow of incompressible fluids. We study the fractional derivative by using fractional differential equation by using a mild solution. In this...

  • Article
  • Open Access
680 Views
12 Pages

3 June 2025

This work examines a singular elliptic problem with a fractional and a non-local integrodifferential operator. The question of whether solutions exist is transformed into the existence of critical points of the associated functional energy, to be mor...

  • Article
  • Open Access
1 Citations
2,662 Views
20 Pages

3 September 2020

Complex networks analysis (CNA) has attracted so much attention in the last few years. An interesting task in CNA complex network analysis is community detection. In this paper, we focus on Local Community Detection, which is the problem of detecting...

  • Article
  • Open Access
2 Citations
1,608 Views
28 Pages

Local and Global Mild Solution for Gravitational Effects of the Time Fractional Navier–Stokes Equations

  • Kinda Abuasbeh,
  • Ramsha Shafqat,
  • Azmat Ullah Khan Niazi,
  • Hassan J. Al Salman,
  • Ahmed A. Al Ghafli and
  • Muath Awadalla

The gravitational effect is a physical phenomenon that explains the motion of a conductive fluid flowing under the impact of an exterior gravitational force. In this paper, we work on the Navier–Stokes equations (NSES) of the fluid flowing unde...

  • Article
  • Open Access
11 Citations
2,025 Views
8 Pages

16 June 2022

Many of the applied algorithms that have been developed for solving a system of logical equations or the Boolean satisfiability problem have solved the problem in the Boolean domain. However, other approaches have recently been developed and improved...

  • Article
  • Open Access
3 Citations
4,011 Views
24 Pages

31 October 2018

A local fixed pivot quadrature method of moments (LFPQMOM) is proposed for the solution of the population balance equation (PBE) for the aggregation and breakage process. First, the sectional representation for aggregation and breakage is presented....

  • Article
  • Open Access
1 Citations
2,871 Views
21 Pages

27 December 2019

In this paper, we consider the existence of local smooth solution to stochastic magneto-hydrodynamic equations without diffusion forced by additive noise in R 3 . We first transform the system into a random system via a simple change of variab...

  • Article
  • Open Access
2 Citations
2,049 Views
23 Pages

18 October 2022

This paper deals with a new modification of the local boundary knots method (LBKM), which will allow the irregular node distribution and the arbitrary shape of the solution domain. Unlike previous localizations, it has no requirements on the number o...

  • Article
  • Open Access
2,783 Views
20 Pages

31 May 2019

Target localization is one of the essential tasks in almost applications of wireless sensor networks. Some traditional compressed sensing (CS)-based target localization methods may achieve low-precision target localization because of using locally op...

  • Article
  • Open Access
2 Citations
2,685 Views
16 Pages

18 December 2022

The (weighted) partial maximum satisfiability ((W)PMS) problem is an important generalization of the classic problem of propositional (Boolean) satisfiability with a wide range of real-world applications. In this paper, we propose an initialization a...

  • Article
  • Open Access
860 Views
24 Pages

The calculation of internal forces is a critical aspect in the design of statically indeterminate structures. Local trapezoidal loads, as a common loading configuration in practical engineering (e.g., earth pressure, uneven surcharge), make it essent...

  • Article
  • Open Access
7 Citations
1,339 Views
5 Pages

11 August 2004

Specific conductivities of local anesthetic heptacainium chloride XlX (HCC XlX) (N-[2-(2-heptyloxyphenylcarbamoyloxy)-ethyl]-piperidinium chloride), in aqueous electrolyte solution (0.05 mol.1−1 NaCl) were measured as a function of the concentration...

  • Article
  • Open Access
5 Citations
3,248 Views
20 Pages

Architecture-Oriented Agent-Based Simulations and Machine Learning Solution: The Case of Tsunami Emergency Analysis for Local Decision Makers

  • Pavel Čech,
  • Martin Mattoš,
  • Viera Anderková,
  • František Babič,
  • Bilal Naji Alhasnawi,
  • Vladimír Bureš,
  • Milan Kořínek,
  • Kamila Štekerová,
  • Martina Husáková and
  • Ioanna Triantafyllou
  • + 2 authors

8 March 2023

Tsunamis are a perilous natural phenomenon endangering growing coastal populations and tourists in many seaside resorts. Failures in responding to recent tsunami events stresses the importance of further research in building a robust tsunami warning...

  • Article
  • Open Access
1 Citations
1,681 Views
12 Pages

21 April 2023

The superposition formulas of multi-solutions to the (3+1)-dimensional generalized shallow water wave-like Equation (GSWWLE) are proposed. There are arbitrary test functions in the superposition formulas of the mixed solutions and the interaction sol...

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