Güncel Gönderiler: Fen Edebiyat Fakültesi Koleksiyonu
Toplam kayıt 1212, listelenen: 301-320
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Exact solutions for the third-order dispersive-Fisher equations
(Springer, 2018)In this study, we reveal the exact solutions of the third-order semilinear and nonlinear dispersive equations containing Fisher-like nonlinearity, i.e. dispersion-reaction models, which can be used in physical and engineering ... -
Classical symmetry analysis and exact solutions for generalized Korteweg-de Vries models with variable coefficients
(Pergamon-Elsevier Science Ltd, 2018)In this paper, by using the classical symmetry analysis method symmetries for the generalized variable-coefficient Korteweg-de Vries model are obtained. Then, the reduced nonlinear ordinary differential equations with ... -
Computation of eigenvalues and eigenfunctions of a Schrodinger-type boundary-value-transmission problem with retarded argument
(Wiley, 2018)The purpose of this study is to investigate a Schrodinger type of boundary-value-transmission problem with retarded argument. By modifying some techniques of [S.B. Norkin, Differential equations of the second order with ... -
Spectral Analysis of Boundary Value Problems with Retarded Argument
(Ankara Univ, Fac Sci, 2017)In this paper, by modifying some techniques of [S.B. Norkin, Differential equations of the second order with retarded argument, Translations of Mathematical Monographs, Vol. 31, AMS, Providence, RI, 1972] and suggesting ... -
Spectral Problem for the Sturm-Liouville Operator with Retarded Argument Containing a Spectral Parameter in the Boundary Condition
(Springer, 2017)We consider a discontinuous Sturm-Liouville problem with retarded argument containing a spectral parameter in the boundary condition. First, we investigate the simplicity of eigenvalues and then prove the existence theorem. ... -
Sturm-Liouville Problems with Retarded Argument and A Finite Number of Transmission Conditions
(Texas State Univ, 2017)The main goal of the present paper is to study the asymptotic behaviour of eigenvalues and eigenfunctions of a discontinuous boundary-value problem with retarded argument with a finite number of transmission conditions. -
A Note for Finding Exact Solutions of Some Nonlinear Differential Equations
(Yildiz Technical Univ, 2018)In this note, we show that a particular solution of Bernoulli equation is also the solutions of various second and high order nonlinear ordinary differential equations. The differential equations having solution as a ... -
Some Characterizations of Constant Ratio Curves According to Type-2 Bishop Frame in Euclidean 3-space E-3
(Int Electronic Journal Geometry, 2017)In this paper, we study a twisted curve in the 3-dimensional Euclidean space E-3 as a curve whose position vector can be determined as linear combination of its type-2 Bishop frame. We research these curves according to ... -
The New Soliton Solutions via Modified Hereman's Simplified Method
(Amer Inst Physics, 2017)It is well recognized that new types of exact travelling wave solutions to nonlinear partial differential equations can be obtained modifications of the methods which are in hand. In this study, the new ansatz which was ... -
Solution Behaviors in Coupled Schrodinger Equations with Full-Modulated Nonlinearities
(Amer Inst Physics, 2017)The nonlinear partial differential equations have an important role in real life problems. To obtain the exact solutions of the nonlinear partial differential equations, a number of approximate methods are known in the ... -
New Classification Results on Surfaces with a Canonical Principal Direction in the Minkowski 3-space
(Univ Nis, Fac Sci Math, 2017)In this paper, we characterize and classify all surfaces endowed with canonical principal direction relative to a space-like and light-like, constant direction in the Minkowski 3-space. -
Multiple small solutions for p(x)-Schrodinger equations with local sublinear nonlinearities via genus theory
(Univ Szeged, Bolyai Institute, 2017)In this paper, we deal with the following p(x) - Schrodinger problem: { (-div (vertical bar del u vertical bar(p(x)-2)del u) + V(x) vertical bar u vertical bar(p(x)-2) u = f (x, u) in R-N; u is an element of W-1,W-p(x) ... -
L-weakly and M-weakly compact operators and the centre
(Springer Basel Ag, 2017)We extend known results concerning the centre of spaces of regular (resp. weakly compact or compact) operators between two Banach lattices to the setting of L-weakly compact and M-weakly compact operators. We also show ... -
New Approach for Mannheim Curves in Terms of Inextensible Flows in E-3
(Editura Bibliotheca-Bibliotheca Publ House, 2017)In this work, we study the properties of the Mannheim curves in terms of inextensible flows in E-3. Using the Frenet frame of the given curve, we present partial differential equations. We give some characterizations for ... -
Modified Multi-Frequency Homotopy Analysis Method for Evolution Equations
(Amer Inst Physics, 2017)A new modification of homotopy analysis method (HAM) is considered for nonlinear evaluation equations. The auxiliary differential operator is chosen respect to the order of nonlinearity of the equation. Asymmetric and ... -
Existence of one weak solution for p(X)-biharmonic equations involving a concave-convex nonlinearity
(Drustvo Matematicara Srbije, 2017)In the present paper, using variational approach and the theory of the variable exponent Lebesgue spaces, the existence of nontrivial weak solutions to a fourth order elliptic equation involving a p(x)-biharmonic operator ... -
Banach lattices of L-weakly and M-weakly compact operators
(Springer Basel Ag, 2017)We give conditions for the linear span of the positive L-weakly compact (resp. M-weakly compact) operators to be a Banach lattice under the regular norm, for that Banach lattice to have an order continuous norm, to be an ... -
Curves of Constant Breadth According to Type-2 Bishop Frame in E3
(Ankara Univ, Fac Sci, 2017)In this paper, we study the curves of constant breadth according to type-2 Bishop frame in the 3-dimensional Euclidean Space E-3. Moreover some characterizations of these curves are obtained. -
A Short Survey on Surfaces Endowed with a Canonical Principal Direction
(Istanbul Technical Univ, 2017)In this paper, we would like to give a short survey of recent results on hypersurfaces with canonical principal direction relative to a fixed direction in a (semi-)Riemannian manifold. We also present some of our first ... -
A regularized trace formula and oscillation of eigenfunctions of a Sturm-Liouville operator with retarded argument at 2 points of discontinuity
(Wiley, 2017)In this study, first, a formula for regularized sums of eigenvalues of a Sturm-Liouville problem with retarded argument at 2 points of discontinuity which contains a spectral parameter in the boundary conditions is obtained. ...