Bölüm "Fakülteler, Fen Edebiyat Fakültesi, Matematik Bölümü" için listeleme
Toplam kayıt 187, listelenen: 41-60
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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. -
Determining the optimal parameters for the MHD flow and heat transfer with variable viscosity and Hall effect
(Pergamon-Elsevier Science Ltd, 2018)The direct and optimal control solution of the laminar, fully developed, steady MHD flow of an incompressible, electrically conducting fluid in a duct is considered together with the heat transfer. The flow is driven by a ... -
Discontinuous two-point boundary value problems with eigenparameter in the boundary conditions
(2013)In the present paper, we deal with discontinuous two-point boundary value problems with eigenparameter in the boundary conditions with transmission conditions at the three points of discontinuities. We obtain asymptotic ... -
The Eckardt point configuration of cubic surfaces revisited
(Springer, 2022)The classification problem for cubic surfaces with 27 lines is concerned with describing a complete set of the projective equivalence classes of such surfaces. Despite a long history of work, the problem is still open. One ... -
An efficient hybrid method based on cubic B-spline and fourth-order compact finite difference for solving nonlinear advection-diffusion-reaction equations
(Springer, 2023)This paper proposes an efficient hybrid numerical method to obtain approximate solutions of nonlinear advection-diffusion-reaction (ADR) equations arising in real-world phenomena. The proposed method is based on finite ... -
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 ... -
Existence and multiplicity of positive solutions for boundary-value problems of non-linear fractional differential equations
(Jangjeon Mathematical Society, 2014)The positive solutions under particular boundary circumstances arising from non-linear fractional differential equations were recently constructed [S. Zhang, Positive. Solutions for boundary-value problems of nonlinear ... -
Existence and multiplicity of solutions for a Schrödinger-Kirchhoff type equation involving the fractional p(. ,.) -Laplacian operator in RN
(Springer-Verlag Italia s.r.l., 2021)In this paper, by using variational approach, Mountain Pass Theorem and Krasnoselskii’s genus theory, we show the existence and multiplicity of solutions for a Schrödinger–Kirchhoff type equation involving the fractional ... -
Existence and uniqueness of positive and nondecreasing solutions for a class of fractional boundary value problems involving the p-Laplacian operator
(Springeropen, 2015)In this article, we investigate the existence of a solution arising from the following fractional q-difference boundary value problem by using the p-Laplacian operator: D-q(gamma)(phi(p)(D(q)(delta)y(t))) + f(t,y(t)) = 0 ... -
Existence and Uniqueness of Positive Solutions of Boundary-Value Problems for Fractional Differential Equations with p-Laplacian Operator and Identities on the Some Special Polynomials
(Hindawi Ltd, 2013)We consider the following boundary- value problem of nonlinear fractional differential equation with p-Laplacian operator D-0+(beta)(phi(p)(D(0+)(alpha)u(t))) + a(t)f(u) = 0, 0 < t < 1, u(0) = gamma u(h) + lambda, u'(0) = ... -
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 ... -
Extraction of stress intensity factors of biharmonic equations with corner singularities corresponding to mixed boundary conditions of clamped, simply supported, and free (II)
(Pergamon-Elsevier Science Ltd, 2022)In [13], we derived stress intensity factors (SIF) extraction formulas of a biharmonic equation delta(2)u = f in a cracked domain whose crack faces have clamped boundary conditions. In this paper, we extend our investigation ... -
A Fréchet derivative-based novel approach to option pricing models in illiquid markets
(John Wiley and Sons Ltd, 2022)Nonlinear option pricing models have been increasingly concerning in financial industries since they build more accurate values by regarding more realistic assumptions such as transaction cost, market liquidity, or uncertain ... -
A generalization of Lancret's theorem
(Elsevier Science Bv, 2009)General helices in a three dimensional Lie group with a bi-invariant metric are defined and a generalization of Lancret's theorem is obtained. We conclude that the so-called spherical images of general helices are plane ... -
Generalized logistic equation method for Kerr law and dual power law Schrodinger equations
(Springer, 2020)The Kerr law and dual power law Schrodinger equations for obtaining optical soliton solutions are studied. In this paper, we investigate these equations via generalized logistic equation method. These various kinds of ... -
Geometry of the Solutions of Localized Induction Equation in the Pseudo-Galilean Space
(Hindawi Ltd, 2015)We study the surfaces corresponding to solutions of the localized induction equation in the pseudo-Galilean space G(3)(1). We classify such surfaces with null curvature and characterize some special curves on these surfaces ... -
Green's function to the forced Duffing equation involving nonlocal integral conditions by Green's functional concept
(2012)In this work, by Green's functional concept we propose a Green's function to a nonlinear problem for the forced Duffing equation involving linear nonlocal integral conditions. To this end, a system of three integro-algebraic ... -
Green's Functional Concept for A Nonlocal Problem
(Hacettepe Univ, Fac Sci, 2013)In this work, by Green's functional concept, in order to obtain Green's solution we concentrate on a new constructive technique by which a linear completely nonhomogeneous nonlocal problem for a second-order loaded ... -
Green's Functional For A Higher Order Ordinary Integro-Differential Equation With Nonlocal Conditions
(Amer Inst Physics, 2016)One of the little-known techniques for ordinary integro-differential equations in literature is Green's functional method, the origin of which dates back to Azerbaijani scientist Seyidali S. Akhiev. According to this method, ... -
Green's Functional for Higher-Order Ordinary Differential Equations with General Nonlocal Conditions and Variable Principal Coefficient
(Springer, 2019)The method of Green's functional is a little-known technique for the construction of fundamental solutions to linear ordinary differential equations (ODE) with nonlocal conditions. We apply this technique to a higher-order ...