Showing 421 - 440 results of 2,400 for search '"differential equations"', query time: 0.07s Refine Results
  1. 421

    On the Critical Case in Oscillation for Differential Equations with a Single Delay and with Several Delays by Jaromír Baštinec, Leonid Berezansky, Josef Diblík, Zdeněk Šmarda

    Published 2010-01-01
    “…These conditions improve and extend some known oscillation results in the critical case for delay differential equations.…”
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    Article
  2. 422
  3. 423

    Practical Stability in terms of Two Measures for Set Differential Equations on Time Scales by Peiguang Wang, Weiwei Sun

    Published 2014-01-01
    “…We present a new comparison principle by introducing a notion of upper quasi-monotone nondecreasing and obtain the practical stability criteria for set valued differential equations in terms of two measures on time scales by using the vector Lyapunov function together with the new comparison principle.…”
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    Article
  4. 424
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  7. 427

    A Dynamic Electro-Elastic Viscoplastic Contact Problem with an Internal Variable by Ahmed Hamidat, Hakim Bagua

    Published 2024-12-01
    Subjects: “…Electro-viscoplastic. Dynamic. Differential equations. Fixed point.…”
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    Article
  8. 428
  9. 429

    An elementary approach to modeling drug resistance in cancer by Cristian Tomasetti, Doron Levy

    Published 2010-09-01
    Subjects: “…ordinary differential equations…”
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    Article
  10. 430
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  12. 432

    Derivation and computation of discrete-delayand continuous-delay SDEs in mathematical biology by Edward J. Allen

    Published 2013-12-01
    Subjects: “…stochastic differential equation…”
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    Article
  13. 433

    Fractional Differential Equations in Terms of Comparison Results and Lyapunov Stability with Initial Time Difference by Coşkun Yakar

    Published 2010-01-01
    “…The qualitative behavior of a perturbed fractional-order differential equation with Caputo's derivative that differs in initial position and initial time with respect to the unperturbed fractional-order differential equation with Caputo's derivative has been investigated. …”
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    Article
  14. 434

    Integral φ0-Stability in terms of Two Measures for Impulsive Differential Equations with “Supremum” by Peiguang Wang, Xiaojing Liu, Qing Xu

    Published 2014-01-01
    “…This paper establishes a criterion on integral φ0-stability in terms of two measures for impulsive differential equations with “supremum” by using the cone-valued piecewise continuous Lyapunov functions, Razumikhin method, and comparative method. …”
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  15. 435

    Impulsive Coupled System of Fractional Differential Equations with Caputo–Katugampola Fuzzy Fractional Derivative by Leila Sajedi, Nasrin Eghbali, Hassen Aydi

    Published 2021-01-01
    “…In this article, we investigate the existence, uniqueness, and different kinds of Ulam–Hyers stability of solutions of an impulsive coupled system of fractional differential equations by using the Caputo–Katugampola fuzzy fractional derivative. …”
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    Article
  16. 436

    On the Existence of Positive Periodic Solutions for Second-Order Functional Differential Equations with Multiple Delays by Qiang Li, Yongxiang Li

    Published 2012-01-01
    “…The existence results of positive ω-periodic solutions are obtained for the second-order functional differential equation with multiple delays u″(t)+a(t)u(t)=f(t,u(t),u(t−τ1(t)),…,u(t−τn(t))), where a(t)∈C(ℝ) is a positive ω-periodic function, f:ℝ×[0,+∞)n+1→[0,+∞) is a continuous function which is ω-periodic in t, and τ1(t),…,τn(t)∈C(ℝ,[0,+∞)) are ω-periodic functions. …”
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  17. 437

    Revised Variational Iteration Method for Solving Systems of Nonlinear Fractional-Order Differential Equations by C. Ünlü, H. Jafari, D. Baleanu

    Published 2013-01-01
    “…A modification of the variational iteration method (VIM) for solving systems of nonlinear fractional-order differential equations is proposed. The fractional derivatives are described in the Caputo sense. …”
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    Article
  18. 438

    Some Existence Results for Impulsive Nonlinear Fractional Differential Equations with Closed Boundary Conditions by Hilmi Ergören, Adem Kiliçman

    Published 2012-01-01
    “…We investigate some existence results for the solutions to impulsive fractional differential equations having closed boundary conditions. …”
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    Article
  19. 439

    Existence of Solutions for Fractional Differential Equations with p-Laplacian Operator and Integral Boundary Conditions by Jingli Xie, Lijing Duan

    Published 2020-01-01
    “…In this paper, we investigate a class of integral boundary value problems of fractional differential equations with a p-Laplacian operator. Existence of solutions is obtained by using the fixed point theorem, and an example is given to show the applicability of our main result.…”
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  20. 440

    Some Qualitative Analyses of Neutral Functional Delay Differential Equation with Generalized Caputo Operator by Abdellatif Boutiara, Mohammed M. Matar, Mohammed K. A. Kaabar, Francisco Martínez, Sina Etemad, Shahram Rezapour

    Published 2021-01-01
    “…In this paper, a new class of a neutral functional delay differential equation involving the generalized ψ-Caputo derivative is investigated on a partially ordered Banach space. …”
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    Article