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Difference equation for a population model
Published 2000-01-01Subjects: “…Difference equation…”
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On the Periodicity of a Difference Equation with Maximum
Published 2008-01-01“…We investigate the periodic nature of solutions of the max difference equation xn+1=max{xn,A}/(xnxn−1), n=0,1,…, where A is a positive real parameter, and the initial conditions x−1=Ar−1 and x0=Ar0 such that r−1 and r0 are positive rational numbers. …”
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Solutions Of The Rational Difference Equations
Published 2018-05-01Subjects: “…difference equation…”
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Solutions of the neutral differential-difference equation αx′(t)+βx′(t−r)+γx(t)+δx(t−r)=f(t)
Published 1992-01-01Subjects: “…neutral differential-difference equation.…”
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Global Stability of a Rational Difference Equation
Published 2010-01-01“…We consider the higher-order nonlinear difference equation 𝑥𝑛+1=(𝑝+𝑞𝑥𝑛−𝑘)/(1+𝑥𝑛+𝑟𝑥𝑛−𝑘),𝑛=0,1,… with the parameters, and the initial conditions 𝑥−𝑘,…,𝑥0 are nonnegative real numbers. …”
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On the Dynamics of a Higher-Order Difference Equation
Published 2012-01-01“…This paper deals with the investigation of the following more general rational difference equation: 𝑦𝑛+1=𝛼𝑦𝑛∑/(𝛽+𝛾𝑘𝑖=0𝑦𝑝𝑛−(2𝑖+1)∏𝑘𝑖=0𝑦𝑛−(2𝑖+1)), 𝑛=0,1,2,…, where 𝛼,𝛽,𝛾,𝑝∈(0,∞) with the initial conditions 𝑥0,𝑥−1,…,𝑥−2𝑘,𝑥−2𝑘−1∈(0,∞). …”
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On a Higher-Order Nonlinear Difference Equation
Published 2010-01-01“…This paper shows that all positive solutions of a higher-order nonlinear difference equation are bounded, extending some recent results in the literature.…”
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On the Asymptotic Behavior of a Difference Equation with Maximum
Published 2008-01-01“…We study the asymptotic behavior of positive solutions to the difference equation xn=max{A/xn-1α,B/xn−2β}, n=0,1,…, where 0<α, β<1, A,B>0. …”
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On a Periodic System of Difference Equations
Published 2012-01-01“…Here we give a very short and elegant proof of an extension of two recent results on global periodicity of two systems of difference equations in a work of Elsayed et al. 2012.…”
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Solutions of the system ofmaximum difference equations
Published 2015-10-01Subjects: “…difference equation…”
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Solutions Of The System Of Maximum Difference Equations
Published 2015-05-01Subjects: “…difference equation…”
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Nonlinear Functional Difference Equations with Applications
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Oscillation of certain partial difference equations
Published 1998-01-01Subjects: “…Linear and nonlinear partial difference equations…”
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On the Characterization of a Class of Difference Equations
Published 2011-01-01“…We give the general solution of this difference equation. To examine the asymptotic behavior of solutions, we compute the spectra of operators which correspond to such type of difference equations. …”
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Periodicities of a System of Difference Equations
Published 2017-01-01“…We study the periodicities of a system of difference equations xn+1=max1/xn,An/yn-k,yn+1=max1/yn,Bn/xn-k, where initial values (x-k,y-k),…,(x0,y0)∈(0,+∞)×(0,+∞). …”
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Global Behavior of a Higher-Order Difference Equation
Published 2010-01-01“…This paper is concerned with the global behavior of higher-order difference equation of the form 𝑦𝑛+1=(𝑦𝑛∑exp(𝛽(1−2𝑘𝑖=0𝑎𝑖𝑦𝑛−𝑖)))/(1−𝑦𝑛+𝑦𝑛∑exp(𝛽(1−2𝑘𝑖=0𝑎𝑖𝑦𝑛−𝑖))), 𝑛=0,1,2…, 𝑦−𝑘,𝑦−𝑘+1,…,𝑦0∈(0,1). …”
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Asymptotic Periodicity of a Higher-Order Difference Equation
Published 2007-01-01“…We give a complete picture regarding the asymptotic periodicity of positive solutions of the following difference equation: xn=f(xn−p1,…,xn−pk,xn−q1,…,xn−qm), n∈ℕ0, where pi, i∈{1,…,k}, and qj, j∈{1,…,m}, are natural numbers such that p1<p2<⋯<pk, q1<q2<⋯<qm and gcd(p1,…,pk,q1,…,qm)=1, the function f∈C[(0,∞)k+m, (α,∞)], α>0, is increasing in the first k arguments and decreasing in other m arguments, there is a decreasing function g∈C[(α,∞),(α,∞)] such that g(g(x))=x, x∈(α,∞), x=f(x,…,x︸k,g(x),…,g(x)︸m), x∈(α,∞), limx→α+g(x)=+∞, and limx→+∞g(x)=α. …”
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The Stability Cone for a Matrix Delay Difference Equation
Published 2011-01-01“…We construct a stability cone, which allows us to analyze the stability of the matrix delay difference equation 𝑥𝑛=𝐴𝑥𝑛−1+𝐵𝑥𝑛−𝑘. We assume that 𝐴 and 𝐵 are 𝑚×𝑚 simultaneously triangularizable matrices. …”
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