Mathematics / Matematik

Permanent URI for this collectionhttps://hdl.handle.net/11147/8

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Now showing 1 - 10 of 12
  • Article
    Citation - WoS: 6
    Citation - Scopus: 4
    Remark On:"exp-Function Method for the Exact Solutions of Fifth Order Kdv Equation and Modified Burgers Equation" [appl. Math. Comput. (2009) Doi:10.1016/J.amc.2009.07.009]
    (Elsevier Ltd., 2010) Aslan, İsmail
    By means of the Exp-function method, Inan and Ugurlu [Appl. Math. Comput. (2009) doi:10.1016/j.amc.2009.07.009] reported eight expressions for being solutions to the two equations studied. In fact, all of them can be easily simplified to constants.
  • Article
    Citation - WoS: 22
    Citation - Scopus: 26
    On the Application of the Exp-Function Method To the Kp Equation for N-Soliton Solutions
    (Elsevier, 2012) Aslan, İsmail
    We observe that the form of the Kadomstev-Petviashvili equation studied by Yu (2011) [S. Yu, N-soliton solutions of the KP equation by Exp-function method, Appl. Math. Comput. (2011) doi:10.1016/j.amc.2010.12.095] is incorrect. We claim that the N-soliton solutions obtained by means of the basic Exp-function method and some of its known generalizations do not satisfy the equation considered. We emphasize that Yu's results (except only one) cannot be solutions of the correct form of the Kadomstev-Petviashvili equation. In addition, we provide some correct results using the same approach.
  • Article
    Citation - WoS: 17
    Citation - Scopus: 16
    Some Remarks on Exp-Function Method and Its Applications - a Supplement
    (IOP Publishing Ltd., 2013) Aslan, İsmail
    Recently, the authors of [Commun. Theor. Phys. 56 (2011) 397] made a number of useful observations on Exp-function method. In this study, we focus on another vital issue, namely, the misleading results of double Exp-function method.
  • Article
    Citation - WoS: 16
    Citation - Scopus: 16
    Comment On: "application of Exp-Function Method for (3+1 )-Dimensional Nonlinear Evolution Equations" [comput. Math. Appl. 56 (2008) 14511456]
    (Elsevier Ltd., 2011) Aslan, İsmail
    We show that Boz and Bekir [A. Boz, A. Bekir, Application of Exp-function method for (3+1)-dimensional nonlinear evolution equations, Comput. Math. Appl. 56 (2008) 14511456] obtained some incorrect solutions for the equations studied by means of the Exp-function method. We verify our assertion by direct substitution and pole order analysis. In addition, we provide the correct results using the same approach.
  • Article
    Citation - WoS: 16
    Citation - Scopus: 15
    Constructing Rational and Multi-Wave Solutions To Higher Order Nees Via the Exp-Function Method
    (John Wiley and Sons Inc., 2011) Aslan, İsmail
    In this paper, we present an application of some known generalizations of the Exp-function method to the fifth-order Burgers and to the seventh-order Korteweg de Vries equations for the first time. The two examples show that the Exp-function method can be an effective alternative tool for explicitly constructing rational and multi-wave solutions with arbitrary parameters to higher order nonlinear evolution equations. Being straightforward and concise, as pointed out previously, this procedure does not require the bilinear representation of the equation considered.
  • Article
    Citation - WoS: 4
    Citation - Scopus: 4
    On the Application of the Exp-Function Method To Nonlinear Differential-Difference Equations
    (Elsevier Ltd., 2012) Aslan, İsmail
    When applying the Exp-function method to nonlinear-differential difference equations, Bekir (2010) [1] reported incorrect results. © 2012 Elsevier Inc. All rights reserved.
  • Article
    Citation - WoS: 25
    Citation - Scopus: 27
    Some Remarks on Exp-Function Method and Its Applications
    (IOP Publishing Ltd., 2011) Aslan, İsmail; Marinakis, Vangelis
    Recently, many important nonlinear partial differential equations arising in the applied physical and mathematical sciences have been tackled by a popular approach, the so-called Exp-function method. In this paper, we present some shortcomings of this method by analyzing the results of recently published papers. We also discuss the possible improvement of the effectiveness of the method.
  • Article
    Citation - WoS: 9
    Citation - Scopus: 10
    Application of the Exp-Function Method To Nonlinear Lattice Differential Equations for Multi-Wave and Rational Solutions
    (John Wiley and Sons Inc., 2011) Aslan, İsmail
    In this paper, we extend the basic Exp-function method to nonlinear lattice differential equations for constructing multi-wave and rational solutions for the first time. We consider a differential-difference analogue of the Korteweg-de Vries equation to elucidate the solution procedure. Our approach is direct and unifying in the sense that the bilinear formalism of the equation studied becomes redundant.
  • Article
    Citation - WoS: 16
    Citation - Scopus: 16
    Analytic Investigation of the (2 + 1)-Dimensional Schwarzian Korteweg–de Vries Equation for Traveling Wave Solutions
    (Elsevier Ltd., 2011) Aslan, İsmail
    By means of the two distinct methods, the Exp-function method and the extended (G0/G)-expansion method, we successfully performed an analytic study on the (2 + 1)-dimensional Schwarzian Korteweg–de Vries equation. We exhibited its further closed form traveling wave solutions which reduce to solitary and periodic waves. New rational solutions are also revealed.
  • Article
    Citation - WoS: 21
    Citation - Scopus: 22
    The Exp-Function Approach To the Schwarzian Korteweg-De Vries Equation
    (Elsevier Ltd., 2010) Aslan, İsmail
    By means of the Exp-function method and its generalization, we report further exact traveling wave solutions, in a concise form, to the Schwarzian Korteweg-de Vries equation which admits physical significance in applications. Not only solitary and periodic waves but also rational solutions are observed. © 2010 Elsevier Ltd. All rights reserved.