Showing 41 - 60 results of 288 for search '"difference equation"', query time: 0.05s Refine Results
  1. 41

    Dynamics and Solutions of a Fifth-Order Nonlinear Difference Equation by M. M. El-Dessoky, E. M. Elabbasy, Asim Asiri

    Published 2018-01-01
    “…The main objective of this paper is to study the behavior of the rational difference equation of the fifth-order yn+1=αyn+βynyn-3/(Ayn-4+Byn-3), n=0,1,…, where α,β,A, and B are real numbers and the initial conditions y-4,y-3,y-2,y-1 and y0 are positive real numbers such that Ay-4+By-3≠0. …”
    Get full text
    Article
  2. 42
  3. 43

    Periodic Solution for a Max-Type Fuzzy Difference Equation by Changyou Wang, Jiahui Li

    Published 2020-01-01
    “…Firstly, the fuzzy set theory is used to transform the fuzzy difference equation into the corresponding ordinary difference equations with parameters. …”
    Get full text
    Article
  4. 44
  5. 45

    On the periodic nature of some max-type difference equations by E. M. Elabbasy, H. El-Metwally, E. M. Elsayed

    Published 2005-01-01
    “…We study some qualitative behavior of solutions of some max-type difference equations with periodic coefficients. Some new results of the periodicity character of solutions of that type of difference equations will be established.…”
    Get full text
    Article
  6. 46

    Existence of positive solutions for certain partial difference equations by Binggen Zhang, Qiuju Xing

    Published 2006-01-01
    “…We give some sufficient conditions for the existence of positive solutions of partial difference equation aAm+1,n+1+bAm,n+1+cAm+1,n−dAm,n+Pm,nAm−k,n−1=0 by two different methods.…”
    Get full text
    Article
  7. 47

    Dynamics of a Family of Nonlinear Delay Difference Equations by Qiuli He, Taixiang Sun, Hongjian Xi

    Published 2013-01-01
    “…We study the global asymptotic stability of the following difference equation: xn+1=f(xn-k1,xn-k2,…,xn-ks;xn-m1,xn-m2,…,xn-mt),n=0,1,…, where 0≤k1<k2<⋯<ks and 0≤m1<m2<⋯<mt with {k1,k2,…,ks}⋂‍{m1,m2,…,mt}=∅, the initial values are positive, and f∈C(Es+t,(0,+∞)) with E∈{(0,+∞),[0,+∞)}. …”
    Get full text
    Article
  8. 48

    Asymptotic Stability for a Class of Nonlinear Difference Equations by Chang-you Wang, Shu Wang, Zhi-wei Wang, Fei Gong, Rui-fang Wang

    Published 2010-01-01
    “…We study the global asymptotic stability of the equilibrium point for the fractional difference equation xn+1=(axn-lxn-k)/(α+bxn-s+cxn-t), n=0,1,…, where the initial conditions x-r,x-r+1,…,x1,x0 are arbitrary positive real numbers of the interval (0,α/2a),l,k,s,t are nonnegative integers, r=max⁡⁡{l,k,s,t} and α,a,b,c are positive constants. …”
    Get full text
    Article
  9. 49

    Positive Solutions for Systems of Second-Order Difference Equations by Johnny Henderson, Rodica Luca

    Published 2015-01-01
    “…We study the existence and nonexistence of positive solutions of some systems of nonlinear second-order difference equations subject to multipoint boundary conditions which contain some positive constants.…”
    Get full text
    Article
  10. 50

    A focal boundary value problem for difference equations by Cathryn Denny, Darrel Hankerson

    Published 1993-01-01
    Subjects: “…difference equation…”
    Get full text
    Article
  11. 51

    Oscillations in Difference Equations with Deviating Arguments and Variable Coefficients by G. E. Chatzarakis, H. Péics, I. P. Stavroulakis

    Published 2014-01-01
    “…New sufficient conditions for the oscillation of all solutions of difference equations with several deviating arguments and variable coefficients are presented. …”
    Get full text
    Article
  12. 52

    The Robustness of Strong Stability of Positive Homogeneous Difference Equations by The Anh Bui, Dang Xuan Thanh Duong

    Published 2008-01-01
    “…We study the robustness of strong stability of the homogeneous difference equation via the concept of strong stability radii: complex, real and positive radii in this paper. …”
    Get full text
    Article
  13. 53

    Variation of constants formulae for difference equations with advanced arguments by Lolimar Díaz, Raúl Naulin

    Published 2000-01-01
    Subjects: “…Difference equations with advanced arguments…”
    Get full text
    Article
  14. 54

    Oscillation and nonoscillation theorems for some mixed difference equations by B. Smith, W. E. Taylor

    Published 1992-01-01
    Subjects: “…mixed difference equations…”
    Get full text
    Article
  15. 55

    Quasilinearization of the Initial Value Problem for Difference Equations with “Maxima” by S. Hristova, A. Golev, K. Stefanova

    Published 2012-01-01
    “…The object of investigation of the paper is a special type of difference equations containing the maximum value of the unknown function over a past time interval. …”
    Get full text
    Article
  16. 56

    Dynamics of a Class of Higher Order Difference Equations by Bratislav D. Iricanin

    Published 2007-01-01
    “…We prove that all positive solutions of the autonomous difference equation xn=αxn−k/(1+xn−k+f(xn−1,…,xn−m)), n∈ℕ0, where k,m∈ℕ, and f is a continuous function satisfying the condition β min{u1,…,um}≤f(u1,…,um)≤β max{u1,…,um} for some β∈(0,1), converge to the positive equilibrium x¯=(α−1)/(β+1) if α>1.…”
    Get full text
    Article
  17. 57

    Asymptotic behavior of a class of nonlinear difference equations by Stevo Stevic

    Published 2006-01-01
    “…Berg (2002), in this paper we find the second member in the asymptotic development of some of the positive solutions of a class of difference equations of second and third orders. The main result in this paper partially solves an open problem by S. …”
    Get full text
    Article
  18. 58

    Difference equations: From Berry connections to the Coulomb branch by Andrea E. V. Ferrari, Daniel Zhang

    Published 2025-02-01
    “…This action could be quantised to first-order matrix difference equations obeyed by brane amplitudes, and by taking the conformal limit, vortex partition functions. …”
    Get full text
    Article
  19. 59

    Stability Analysis of a System of Exponential Difference Equations by Q. Din, K. A. Khan, A. Nosheen

    Published 2014-01-01
    “…We study the boundedness character and persistence, existence and uniqueness of positive equilibrium, local and global behavior, and rate of convergence of positive solutions of the following system of exponential difference equations: xn+1=(α1+β1e-xn+γ1e-xn-1)/(a1+b1yn+c1yn-1), yn+1=(α2+β2e-yn+γ2e-yn-1)/(a2+b2xn+c2xn-1), where the parameters αi, βi, γi, ai, bi, and ci for i∈{1,2} and initial conditions x0, x-1, y0, and y-1 are positive real numbers. …”
    Get full text
    Article
  20. 60

    Boundedness of solutions of matrix nonlinear volterra difference equations by Michael I. Gil', Rigoberto Medina

    Published 2002-01-01
    Subjects: “…Volterra difference equations; Boundedness; Estimates for solutions; Matrix.…”
    Get full text
    Article