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DIFFERENCE_EQUATION: 作品数：117被引量：163H指数：7; 导出分析报告; 相关作者：周展陈绍著岳慧刘树堂戴斌祥更多>>; 相关机构：湖南大学山东大学滨州师范专科学校北京师范大学更多>>; 相关期刊：《Communications in Theoretical Physics》《Wuhan University Journal of Natural Sciences》《Chinese Physics B》《Applied Mathematics and Mechanics(English Edition)》更多>>; 相关基金：国家自然科学基金国家教育部博士点基金广东省自然科学基金福建省自然科学基金更多>>

Entire Solutions of Fermat-Type Partial Differential-Difference Equations in C^(2): 《Journal of Mathematical Research with Applications》2025年第1期56-72,共17页Caoqiang TANG Zhigang HUANG; Supported by the National Natural Science Foundation of China(Grant No.11971344).; In this paper,we mainly investigate the forms of entire solutions for certain Fermattype partial differential-difference equations in C^(2)by using Nevanlinna’s theory of several complex variables.; 关键词：Fermat-type entire solution partial differential-difference equation

Fuzzy Difference Equations in Diagnoses of Glaucoma from Retinal Images Using Deep Learning: 《Computer Modeling in Engineering & Sciences》2024年第4期801-816,共16页D.Dorathy Prema Kavitha L.Francis Raj Sandeep Kautish Abdulaziz S.Almazyad Karam M.Sallam Ali Wagdy Mohamed; funding the publication of this research through the Researchers Supporting Program (RSPD2023R809),King Saud University,Riyadh,Saudi Arabia.; The intuitive fuzzy set has found important application in decision-making and machine learning.To enrich and utilize the intuitive fuzzy set,this study designed and developed a deep neural network-based glaucoma eye ...; 关键词：Convolutional Neural Network(CNN) glaucomatous eyes fuzzy difference equation intuitive fuzzy sets image segmentation retinal images

A Method to Obtain the Moving Speed of Uncooperative Target Based on Only Two Measurements: 《Advances in Aerospace Science and Technology》2024年第1期1-9,共9页Tao Yu; The existing research results show that a fixed single station must conduct three consecutive frequency shift measurements and obtain the target’s moving speed by constructing two frequency difference equations. This...; 关键词：Moving Speed Non-Cooperative Target Doppler Frequency Shift Frequency Difference Equation AZIMUTH Steady-State Signal Passive Location

Complex dynamics of COVID-19 mathematical model on Erdos-Rényi network: 《International Journal of Biomathematics》2023年第5期193-215,共23页Neriman Kartal Senol Kartal; In this study,a conformable fractional order Lotka-Volterra predator-prey model that describes the COVID-19 dynamics is considered.By using a piecewise constant approximation,a discretization method,which transforms t...; 关键词：Piecewise constant arguments difference equation STABILITY Neimark-Sacker bifurcation complex network

A Doppler Location Method Based on Virtual Path Difference: 《Journal of Electronic & Information Systems》2023年第1期20-25,共6页Yu Tao; This paper presents a Doppler passive location method for moving targets with fixed single station using the Doppler frequency shift and time difference information.First,based on the relationship between frequency sh...; 关键词：Fixed single station Passive location Doppler frequency Doppler frequency change rate Frequency shift-path difference equation Virtual path difference

The Solutions and the Dynamic Behavior of the Rational Difference Equations: 《Journal of Applied Mathematics and Physics》2023年第2期525-540,共16页Nisreen A. Bukhary Elsayed M. Elsayed; The main purpose of this paper is to study the dynamic behavior of the rational difference equation of the fourth order Where α, β and γ are positive constants and the initial conditions y_-3, y_-2; 关键词：Difference Equation Local Stability Global Attractor BOUNDEDNESS PERIODIC

Positive Solutions for Second-Order Singular Difference Equation with Nonlinear Boundary Conditions: 《Journal of Mathematical Research with Applications》2023年第1期101-108,共8页Huijuan LI Alhussein MOHAMED Chenghua GAO; Supported by the National Natural Science Foundation of China(Grant No.11961060).; In this paper,we discuss the existence of positive solutions for the second-order singular difference equation boundary value problem -Δ^(2)u(t-1)=λg(t)f(u).t∈[1,T]_(z),u(0)=0,Δu(T)+c(u(T+1))u(T+1)=0,where λ> 0 i...; 关键词：difference equation nonlinear boundary conditions positive solutions

Application of Bernstein polynomials for solving Fredholm integro-differential-difference equations: 《Applied Mathematics(A Journal of Chinese Universities)》2022年第4期475-493,共19页Esmail Hesameddini Mehdi Shahbazi; Supported by the Shiraz University of Technology,Shiraz,Iran.; In this paper,the Bernstein polynomials method is proposed for the numerical solution of Fredholm integro-differential-difference equation with variable coefficients and mixed conditions.This method is using a simple ...; 关键词：Fredholm integro-differential-difference equation Bernstein polynomials existence and uniqueness error estimate

The Approximation Error of Ordinary Differential Equations Based on the Moved Node Method: 《Journal of Applied Mathematics and Physics》2022年第8期2450-2458,共9页Dalabaev Umurdin Hasanova Dilfuza; One of the central issues in solving differential equations by numerical methods is the issue of approximation. The standard way of approximating differential equations by numerical methods (particularly difference me...; 关键词：Difference Equation Differential Equation Approximation Error Moving Node

Numerical Solution of Second-Orders Fuzzy Linear Differential Equation被引量：2: 《Applied Mathematics》2021年第11期1118-1125,共8页Junyang An Xiaobin Guo; In this paper, the numerical solution of the boundary value problem that is two-order fuzzy linear differential equations is discussed. Based on the generalized Hukuhara difference, the fuzzy differential equation is ...; 关键词：Fuzzy Numbers Fuzzy Differential Equations Fuzzy Difference Equation Fuzzy Approximate Solution

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