Existence and Uniqueness Results for a Class of Singular Fractional Boundary Value Problems with the p-Laplacian Operator via the Upper and Lower Solutions Approach by KumSong Jong, HuiChol Choi, KyongJun Jang, SunAe Pak

“…Some fixed-point theorems such as the Leray-Schauder nonlinear alternative, the Schauder fixed-point theorem, and the Banach contraction mapping principle and the properties of the Gauss hypergeometric function are used to prove our main results. …”
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Solvability of Nonlinear Langevin Equation Involving Two Fractional Orders with Dirichlet Boundary Conditions by Bashir Ahmad, Juan J. Nieto

“…The contraction mapping principle and Krasnoselskii's fixed point theorem are applied to prove the existence of solutions of the problem in a Banach space.…”
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Efficient Option Pricing in Crisis Based on Dynamic Elasticity of Variance Model by Congyin Fan, Kaili Xiang, Peimin Chen

“…Further, the partial differential equation (PDE) for the prices of European call option is derived by using risk neutral pricing principle and the numerical solution of the PDE is calculated by the Crank-Nicolson scheme. …”
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Design of a Dual-Band Sectoral Antenna for Hiperlan2 Application Using Double Layers of Metallic Electromagnetic Band Gap (M-EBG) Materials as a Superstrate by M. Hajj, R. Chantalat, B. Jecko

“…The proposed structure presents more than 17 dB directivity enhancement at 5.25 GHz and 5.65 GHz as compared to those of a patch antenna with 9 dB directivity. The principle is explained and applied to a Hiperlan2 antenna.…”
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Modeling and Control of the Vibration of Two Beams Coupled with Fluid and Active Links by Zhiyi Zhang, Fang Hu, Zeng Li, Hongxing Hua

“…Frequency Response Functions (FRFs) are derived from the coupled governing equations and the superposition principle for linear vibration systems. In the control of vibration of the beams, impulse response functions corresponding to the FRFs and an adaptive control algorithm are employed to attenuate vibration transmission between the two beams. …”
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Vibration Analysis of Rectangular Plates with One or More Guided Edges via Bicubic B-Spline Method by W.J. Si, K.Y. Lam, S.W. Gong

“…The frequency characteristic equation is formulated based on classical thin plate theory by performing Hamilton's principle. The present solutions are verified with the analytical ones. …”
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Vibration analysis using the theory of exponential shear deformation for laminated plates by Khaled Bendahane, Mohammed Sehoul, Otbi Bouguenina, Abdelkrim Benahmed

“…The equations of motion are obtained from Hamilton's principle and Navier's method is used to determine the exact solution for antisymmetric cross-laminated plates. …”
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A New Graph-Based Molecular Descriptor Using the Canonical Representation of the Molecule by Hamza Hentabli, Faisal Saeed, Ammar Abdo, Naomie Salim

“…The basic idea underlying molecular similarity is the similar property principle, which states that structurally similar molecules will exhibit similar physicochemical and biological properties. …”
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Des temples et des quartiers disparus en Chine by Adeline Herrou

“…Finally, it shows that the principle of “the offering in return for the granted wish” establishes a direct relationship between donations—used to periodically embellish and enlarge the temples—and the ritual effectiveness ascribed to those holy places.…”
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The General Assembly Resolution ˝Protection of the Environment in Relation to Armed Conflicts˝ of 2022: Where We Stand 30 Years after by Vesna Barić Punda, Irena Nišević

“…Comments and observations to the Draft principles received from the governments of the great military powers are of special importance to the regulation of the subject matter. …”
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Optimal Intervention Strategies for the Spread of Obesity by Chunyoung Oh, Masud M A

“…To control this epidemic and reduce the obesity at the endemic equilibrium, we considered intervention strategies for the spread of overweight and obesity, where Pontryagin’s Maximum Principle is applied. The numerical technique was used to show that there are effective control strategies that include minimizing the social contact rate with the overweight and obese population and campaigning. …”
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An ANFIS Approach for Real Power Transfer Allocation by Hussain Shareef, Saifulnizam Abd Khalid, Mohd Wazir Mustafa, Azhar Khairuddin

“…It also incorporated an enhanced feature extraction method called principle component analysis (PCA) to reduce the input features to the ANFIS. …”
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Deterministic Epidemic Models for Ebola Infection with Time-Dependent Controls by Eric Okyere, Johnson De-Graft Ankamah, Anthony Kodzo Hunkpe, Dorcas Mensah

“…These methods in optimal control are based on Hamiltonian function and Pontryagin’s maximum principle to construct adjoint equations and optimality systems. …”
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The Effects of Breathing Behaviour on Crack Growth of a Vibrating Beam by Wenguang Liu, Mark E. Barkey

“…The friction damping loss factor is derived by using Coulomb friction model and energy principle. Natural frequency, dynamic stress, dynamic stress intensity factor (DSIF), and crack growth are analyzed by case studies in the end. …”
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A Simple Scheme for Belief Propagation Decoding of BCH and RS Codes in Multimedia Transmissions by Marco Baldi, Franco Chiaraluce

“…Among the several approaches proposed for this purpose, an important role is played by the iterative belief propagation principle, whose application to low-density parity-check (LDPC) codes permits to approach the channel capacity. …”
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Detection of Particle Concentration and Particle Size Based on Aerodynamic Particle Size Spectrometer by Jingxiu Zhang, Zhiwei Zhang, Longfei Hou

“…In order to solve the problem of the continuous online monitoring of the fixed pollution source emission particles, on the basis of the advantages and disadvantages of the comprehensive analysis of the extinction method, the β-ray absorption method, the micro-oscillating balance method, the charge transfer method, and the light scattering method, the particle size distribution and concentration optical detection system based on aerodynamic particle size spectrometer is designed according to the Mie light scattering principle. A high-performance aerodynamic particle size spectrometer is designed using a single-wavelength method to measure the concentration of particulate matter, and the equipment and the detection system are used in the continuous monitoring of particulate matter emitted by thermal power plants and compared with the ES632 equipment. …”
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Clinical learning environment: Improving cultural competence in nursing students by Kuswantoro Rusca Putra, Alfrina Hany, Ratih Arum Vatmasari, Ike Nesdia Rahmawati, Ridhoyanti Hidayah, Kaista Bunga Disy Agse, Moch Denny Rosyid, Soniya Nailun Najah Zuhri

“…Cultural competence is a basic principle in nursing practice. The aims of this study were to determine the correlation between the clinical learning environment and cultural competence in nursing students. …”
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Study on Nonlinear Damage Creep Model for Rocks under Cyclic Loading and Unloading by Liangliang Zhang, Xiaojian Wang

“…The damage and unloading creep equations are then obtained based on the superposition principle, and a simple and feasible method for determining the model parameters is determined. …”
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ENTITIES PERFORMING SELF-GOVERNMENT PUBLIC TASKS - SPECIFICITY OF ACTING AND FUNDING by Anna Milewska

“…Institutional documents of a normative nature regarding the principles of self-government functions and literature on public (local) finances were used for the conducted research. …”
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An Optimal Electric Dipole Antenna Model and Its Field Propagation by Yidong Xu, Lili Guo, Wei Xue, Korochentsev Vladimir, Junwei Qi

“…An optimal electric dipole antennas model is presented and analyzed, based on the hemispherical grounding equivalent model and the superposition principle. The paper also presents a full-wave electromagnetic simulation for the electromagnetic field propagation in layered conducting medium, which is excited by the horizontal electric dipole antennas. …”
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