DSpace@Çankaya

Başlık için listeleme

Başlık için listeleme

Sırala: Sıra: Sonuçlar:

  • On parallelized serially concatenated codes 
    Gazi, Orhan; Yılmaz, A. Özgüer (IEEE, 2007)
    Serial concatenated codes show very good performance at low signal to noise ratios. However, large decoding delays due to long input frame lengths constitute a major disadvantage for these type of codes. In this study we ...
  • On pata-suzuki-type contractions 
    Karapınar, Erdal; Bindu, V.M.L. Hima (2020-03-01)
    In this manuscript, we introduce two notions, Pata-Suzuki Z-contraction and Pata Z-contraction for the pair of self-mapping g, f in the context of metric spaces. For such types of contractions, both the existence and ...
  • On performance evaluation of black hole attack in ad-hoc on demand distance vector routing protocol using network simulator 2 
    Al-Husseini, Saif (2015-04)
    A Wireless ad-hoc network is a network that consists of wireless nodes like (Mobile, Laptop…) moving random in the area that have no network infrastructure. The nodes communicate with each other; they work together by ...
  • On periodic solutions of linear impulsive delay differential systems 
    Akhmet, M.U.; Alzabut, J.O.; Zafer, A. (2008-10)
    A necessary and sufficient condition is established for the existence of periodic solutions of linear impulsive delay differential systems. Copyright © 2008 Watam Press.
  • On Polya-Szego Type Inequalities via K-Fractional Conformable Integrals 
    Rashid, Saima; Jarad, Fahd; Noor, Muhammad Aslam; Noor, Khalida Inayat; Safdar, Farhat (2020)
    The studies of inequalities regarding the fractional differential and integral operators are considered to be essential because of their potential applications among researchers. This paper consigns to the generalizations ...
  • On Pólya–Szegö and Čebyšev type inequalities via generalized k-fractional integrals 
    Rashid, Saima; Jarad, Fahd; Kalsoom, Humaira; Chu, Yu-Ming (2020-12-01)
    In this paper, we introduce the generalized k-fractional integral in terms of a new parameter k> 0 , present some new important inequalities of Pólya–Szegö and Čebyšev types by use of the generalized k-fractional integral. ...
  • On psi-Hilfer generalized proportional fractional operators 
    Mallah, Ishfaq; Ahmed, Idris; Akgul, Ali; Jarad, Fahd; Alha, Subhash (2021)
    In this paper, we introduce a generalized fractional operator in the setting of Hilfer fractional derivatives, the psi-Hilfer generalized proportional fractional derivative of a function with respect to another function. ...
  • On quantum hybrid fractional conformable differential and integral operators in a complex domain 
    Ibrahim, Rabha W.; Baleanu, Dumitru (2021)
    Newly, the hybrid fractional differential operator (HFDO) is presented and studied in Baleanu et al. (Mathematics 8.3:360, 2020). This work deals with the extension of HFDO to the complex domain and its generalization by ...
  • On quantum star graphs with eigenparameter dependent vertex conditions 
    Mutlu, Gökhan; Uğurlu, Ekin (2023-08)
    We investigate the spectral properties of two different boundary value problems on a compact star graph in which the vertex conditions are dependent on the spectral parameter. We treat these boundary value problems as ...
  • On Riemann and Caputo fractional differences 
    Abdeljawad, Thabet (Pergamon-Elsevier Science Ltd, 2011-08)
    In this paper, we define left and right Caputo fractional sums and differences, study some of their properties and then relate them to Riemann-Liouville ones studied before by Miller K. S. and Ross B., Atici F.M. and Eloe ...
  • On riesz-caputo formulation for sequential fractional variational principles 
    Jarad, Fahd; Abdeljawad, Thabet; Baleanu, Dumitru (Hindawi Publishing Corporation, 2012)
    This paper deals with sequential Riesz-Caputo fractional variational problems with and without the presence of delay in the state variables and their derivatives. In both cases the necessary conditions for the optimal ...
  • On Ritz Approximation For A Class Of Fractional Optimal Control Problems 
    Firoozjaee, Mohammad Arab; Jafari, Hossein; Johnston, Sarah Jane; Baleanu, Dumitru (2022-12-01)
    We apply the Ritz method to approximate the solution of optimal control problems through the use of polynomials. The constraints of the problem take the form of differential equations of fractional order accompanied by the ...
  • On Shifted Jacobi Spectral Approximations For Solving Fractional Differential Equations 
    Doha, E. H.; Bhrawy, A. H.; Baleanu, Dumitru; Ezz-Eldien, S. S. (Elsevier Science, 2013-04-01)
    In this paper, a new formula of Caputo fractional-order derivatives of shifted Jacobi polynomials of any degree in terms of shifted Jacobi polynomials themselves is proved. We discuss a direct solution technique for linear ...
  • On Singular Fifth-Order Boundary Value Problems With Deficiency Indices (5,5) 
    Uğurlu, Ekin; Taş, Kenan (2022)
    This paper is devoted to introduce a way of construction of the well-defined boundary conditions for the solutions of a singular fifth-order equation with deficiency indices (5, 5). Imposing suitable separated and coupled ...
  • On soliton solutions of fractional-order nonlinear model appears in physical sciences 
    Ullah, Naeem; Asjad, Muhammad Imran; Awrejcewicz, Jan; Muhammad, Taseer; Baleanu, Dumitru (2022)
    In wave theory, the higher dimensional non-linear models are very important to define the physical phenomena of waves. Herein study we have built the various solitons solutions of (4+1)- dimensional fractional-order Fokas ...
  • On soliton solutions of the Wu-Zhang system 
    İnç, Mustafa; Kılıç, Bülent; Karataş, Esra; Al Qurashi, Maysaa Mohamed; Baleanu, Dumitru; Tchier, Fairouz (De Gruyter Open LTD, 2016-01)
    In this paper, the extended tanh and hirota methods are used to construct soliton solutions for the WuZhang (WZ) system. Singular solitary wave, periodic and multi soliton solutions of the WZ system are obtained.
  • On solutions of fractional multi-term sequential problems via some special categories of functions and (AEP)-property 
    Baleanu, Dumitru; Iqbal, Muhammad Qamar; Hussain, Azhar; Etemad, Sina; Rezapour, Shahram (2021-12)
    The main intention of this article is that new techniques of existence theory are used to derive some required criteria pertinent to a given fractional multi-term problem and its inclusion version. In such an approach, we ...
  • On solutions of fractional Riccati differential equations 
    Sakar, Mehmet Giyas; Akgül, Ali; Baleanu, Dumitru (Springer International Publishing AG, 2017-02-03)
    We apply an iterative reproducing kernel Hilbert space method to get the solutions of fractional Riccati differential equations. The analysis implemented in this work forms a crucial step in the process of development of ...
  • On Solutions of Linear Fractional Differential Equations With Uncertainty 
    Allahviranloo, Tofigh; Abbasbandy, S.; Shahryari, M. R. Balooch; Salahshour, S.; Baleanu, Dumitru (Hindawi LTD, 2013)
    The solutions of linear fuzzy fractional differential equations (FFDEs) under the Caputo differentiability have been investigated. To this end, the fuzzy Laplace transform was used to obtain the solutions of FFDEs. Then, ...
  • On Solutions of the Stiff Differential Equations in Chemistry Kinetics With Fractal-Fractional Derivatives 
    Farman, Muhammad; Aslam, Muhammad; Akgül, Ali; Jarad, Fahd (2022-07)
    In this paper, we consider the stiff systems of ordinary differential equations arising from chemistry kinetics. We develop the fractional order model for chemistry kinetics problems by using the new fractal operator such ...