Showing 1,441 - 1,460 results of 2,543 for search '"theorem"', query time: 0.06s Refine Results
  1. 1441

    Complex Dynamics of a Stochastic Two-Patch Predator-Prey Population Model with Ratio-Dependent Functional Responses by Rong Liu, Guirong Liu

    Published 2021-01-01
    “…First, the existence of a unique global positive solution is proved via the stochastic comparison theorem. Then, two different methods are used to discuss the long-time properties of the solutions pathwise. …”
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    Article
  2. 1442

    On Fixed Points of α-ψ-Contractive Multivalued Mappings in Cone Metric Spaces by Marwan Amin Kutbi, Jamshaid Ahmad, Akbar Azam

    Published 2013-01-01
    “…We obtain some recent results of the literature as corollaries of our main theorem. Moreover, a nontrivial example of α*-ψ-contractive mapping satisfying all conditions of our main result has been constructed.…”
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    Article
  3. 1443

    Common Fixed Points of Intuitionistic Fuzzy Maps for Meir-Keeler Type Contractions by Shazia Kanwal, Akbar Azam

    Published 2018-01-01
    “…The main purpose of this paper is to establish and prove some new common fixed point theorems for intuitionistic fuzzy maps in the context of (α,β)-cut sets of intuitionistic fuzzy sets on a complete metric space in association with the Hausdorff metric. …”
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    Article
  4. 1444

    Existence Results for a Class of p-Laplacian Fractional Differential Equations with Integral Boundary Conditions by SunAe Pak, KumSong Jong, KyuNam O, HuiChol Choi

    Published 2020-01-01
    “…We obtain some existence and uniqueness results concerned with our problem by using Schaefer’s fixed-point theorem and Banach contraction mapping principle. …”
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    Article
  5. 1445

    Finite-Time Pinning Synchronization Control for Coupled Complex Networks with Time-Varying Delays by Hebing Zhang, Xiaojing Zheng, Ning Li

    Published 2022-01-01
    “…Based on the finite-time stability theorem, a finite-time tractive synchronous controller is designed. …”
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    Article
  6. 1446

    Modified Function Projective Synchronization of Financial Hyperchaotic Systems via Adaptive Impulsive Controller with Unknown Parameters by Guoliang Cai, Lingling Zhang, Lan Yao, Xiulei Fang

    Published 2015-01-01
    “…The updated laws of the unknown parameters are given and the sufficient conditions are deduced based on Lyapunov stability theorem and the stability analysis of impulsive system. …”
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    Article
  7. 1447

    Existence and Numerical Simulation of Solutions for Fractional Equations Involving Two Fractional Orders with Nonlocal Boundary Conditions by Jing Zhao, Peifen Lu, Yiliang Liu

    Published 2013-01-01
    “…By means of a fixed point theorem, we establish sufficient conditions for the existence and uniqueness of solutions for the fractional equations. …”
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    Article
  8. 1448

    SEIR epidemiological model with varying infectivity and infinite delay by Gergely Röst, Jianhong Wu

    Published 2008-02-01
    “…Applying a perma-nence theorem for infinite dimensional systems, we obtain that the disease isalways present when $R_0$ > 1.…”
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    Article
  9. 1449

    Duality by reproducing kernels by A. Shlapunov, N. Tarkhanov

    Published 2003-01-01
    “…The matter thus reduces to a regularity theorem for the Neumann problem, a well-known example being the ∂¯-Neumann problem. …”
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    Article
  10. 1450

    Some Bivariate Smooth Compactly Supported Tight Framelets with Three Generators by A. San Antolín, R. A. Zalik

    Published 2013-01-01
    “…Our construction involves some compactly supported refinable functions, the oblique extension principle, and a slight generalization of a theorem of Lai and Stöckler. Estimates for the degrees of smoothness are given. …”
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    Article
  11. 1451

    Approximate Accuracy Approaches to Attribute Reduction for Information Systems by Deshan Liu, Dapeng Wang, Deqin Yan, Yu Sang

    Published 2014-01-01
    “…In order to evaluate the importance of an attribute effectively, a novel algorithm with rigorous theorem is proposed. Experiments show the effect of proposed algorithm.…”
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    Article
  12. 1452

    Novel kernel function for computing the similarity of text by Xiu-hong WANG, Shi-guang JU

    Published 2012-12-01
    “…To enhance the performance of detecting similar documents,a novel kernel function named S_Wang kernel was constructed.Based on the actual situation of computing text similarity,the S_Wang kernel was newly bu lt with consideration of the Euclidean distance and angle between vectors that represented the text documents to be compared.It was proved that the function could be constructed as a kernel function according to Mercer theorem.Experimental verification of the performance of the kernels in the text document similarity calculation was provided.The results show that the S_Wang kernel is significantly better than the precision and F1 performance of other kernels like Cauchy kernel,Latent Semantic Kernel (LSK) and CLA kernel.S_Wang kernel is suitable for text similarity computation.…”
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  13. 1453

    Normed Ordered and 𝐸-Metric Spaces by Ahmed Al-Rawashdeh, Wasfi Shatanawi, Muna Khandaqji

    Published 2012-01-01
    “…In particular, we get a fixed point theorem of a contractive mapping in 𝐸-metric spaces. …”
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    Article
  14. 1454

    Multiplicity Results to a Conformable Fractional Differential Equations Involving Integral Boundary Condition by Shuman Meng, Yujun Cui

    Published 2019-01-01
    “…Simultaneously, the fixed point theorem for set-valued increasing operator is applied when considering the given problem.…”
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  15. 1455

    Adaptive Cluster Synchronization for Nondelayed and Delayed Coupling Complex Networks with Nonidentical Nodes by Ze Tang, Jianwen Feng

    Published 2013-01-01
    “…Sufficient conditions are derived to guarantee the realization of the cluster synchronization pattern for all initial values by means of the Lyapunov stability theorem and linear matrix inequalities (LMIs). By using the adaptive update law, relative smaller control gains are obtained, and hence the control cost can be substantially lower. …”
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    Article
  16. 1456

    Algorithms for Solving System of Extended General Variational Inclusions and Fixed Points Problems by Narin Petrot, Javad Balooee

    Published 2012-01-01
    “…By using this equivalent formulation, we prove the existence and uniqueness theorem for solution of the system of extended general nonlinear variational inclusions. …”
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  17. 1457

    Existence of periodic solutions and homoclinic orbits for third-order nonlinear differential equations by O. Rabiei Motlagh, Z. Afsharnezhad

    Published 2003-01-01
    “…Then we use the Hopf bifurcation theorem for the second-order equation and obtain many periodic solutions for it. …”
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  18. 1458

    Finite-Time Stability Analysis: A Tutorial Survey by Honglei Xu

    Published 2020-01-01
    “…The finite-time stability analysis in a quantitative sense is reviewed, and a variety of stability results including state transition matrix conditions, the piecewise continuous Lyapunov-like function theory, and the converse Lyapunov-like theorem are investigated. Then, robustness and time delay issues are studied. …”
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  19. 1459

    Dynamics of a controlled discrete prey-predator model with Holling type-II functional response by Yanlin Min, Xiaoling Han, Ceyu Lei

    Published 2024-09-01
    “…Secondly, we use the central manifold theorem and bifurcation theory to prove that two different types of bifurcations in the system, namely flip bifurcation and Hopf bifurcation. …”
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  20. 1460

    Existence of positive solutions for generalized quasilinear Schrödinger equations with Sobolev critical growth by Nian Zhang, Chuchu Liang

    Published 2024-08-01
    “…The positive solutions to semilinear equations are then presented using the Mountain Pass Theorem for locally Lipschitz functionals and the Concentration-Compactness Principle. …”
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