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Browsing FEF, Matematik Bölümü, Makale Koleksiyonu by Issue Date

Browsing FEF, Matematik Bölümü, Makale Koleksiyonu by Issue Date

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  • On the paranormed space l(t) of double sequences 
    Capan, H; Basar, F (Unıv nıs, fac scı math, po box 224, vısegradska 33, nıs, 18000, serbıa monteneg, 2010)
    In this paper, we introduce the paranormed sequence space L(t) which is the generalization of the space L q of all absolutely q summable double sequences. We examine some topological properties of the space L(t) and determine ...
  • Almost convergence and double sequentıal band matrıx 
    Candan, Murat (SPRINGER,, 2014)
    The class f of almost convergent sequences was introduced by G.G. Lorentz, using the idea of the Banach limits [A contribution to the theory of divergent sequences, Acta Math. 80(1948), 167-190]. Let f(0) ((B) over tilde) ...
  • ACTIONS OF VECTOR GROUPOIDS 
    Gürsoy, M. H. (IRANIAN MATHEMATICAL SOC, 2014)
    In this work we deal with actions of vector groupoid which is a new concept in the literature. After we give the definition of the action of a vector groupoid on a vector space, we obtain some results related to actions ...
  • Domain of the double sequential band matrix in the spaces of convergent and null sequences 
    Candan, Murat (SPRINGEROPEN,, 2014)
    What stands out in this article is the sequence spaces of a new brand c(0)(lambda)((B) over tilde) and c(lambda)((B) over tilde), derived by using a double sequential band matrix B(T-,'s-) which generalizes the previous ...
  • A B-spline collocation method for solving fractional diffusion and fractional diffusion-wave equations 
    Esen, A.; Tasbozan, O.; Ucar, Y.; Yagmurlu, N. M (De gruyter open ltd, bogumıla zuga 32a st, 01-811 warsaw, poland, 2015)
    In this paper,we have considered the fractional diffusion and fractional diffusion wave equations in which the time derivative is a fractional derivative in the Caputo form and have obtained their numerical solutions by ...
  • Approximation of the KdVB equation by the quintic B-spline differential quadrature method 
    Bashan, Ali; Karakoc, Seydi Battal Gazi; Geyikli, Turabi (Academıc publıcatıon councıl, po box 17225, khaldıya 72453, kuwaıt, 2015)
    In this paper, the Korteweg-de Vries-Burgers' (KdVB) equation is solved numerically by a new differential quadrature method based on quintic B-spline functions. The weighting coefficients are obtained by semi-explicit ...
  • Asymptotically Double Lacunary Equivalent Sequences in Topological Groups 
    Esi, Ayhan; Ozdemir, M. Kemal (Praırıe vıew a & m unıv, dept mathematıcs, ms 2225, po box 519, praırıe vıew, tx 77446 usa, 2015)
    In this paper we study the concept of asymptotically double lacunary statistical convergent sequences in topological groups and prove some inclusion theorems.
  • Chaki type pseudo-symmetric lightlike hypersurfaces 
    Sahin, Bayram; Yildiz, Ahmet (World scıentıfıc publ co pte ltd, 5 toh tuck lınk, sıngapore 596224, sıngapore, 2015)
    In this paper, we investigate lightlike hypersurfaces which are Chaki type pseudosymmetric, Chaki type pseudo-Ricci symmetric and Chaki type pseudo-projective symmetric in a semi-Euclidean space. We also give some physical ...
  • An approach to time fractional gas dynamics equation: Quadratic B-spline Galerkin method 
    Esen, A; Tasbozan, O. (Elsevıer scıence ınc, 360 park ave south, new york, ny 10010-1710 usa, 2015)
    In the present article, a quadratic B-spline finite element Galerkin method has been used to obtain numerical solutions of the nonlinear time fractional gas dynamics equation. While the Caputo form is used for the time ...
  • A new approach on numerical solutions of the Improved Boussinesq type equation using quadratic B-spline Galerkin finite element method 
    Ucar, Y.; Karaagac, B.; Esen, A. (Elsevıer scıence ınc, ste 800, 230 park ave, new york, ny 10169 usa, 2015)
    In the present manuscript, some numerical solutions of an Improved Boussinesq type equation are obtained by means of quadratic B-spline Galerkin finite element method. Then, error norms L-2 and L-infinity have been calculated ...
  • A B-spline collocation method for solving fractional diffusion and fractional diffusion-wave equations 
    Esen, A.; Tasbozan, O.; Ucar, Y.; Yagmurlu, N. M. (TBILISI MATHEMATICAL JOURNAL, 2015)
    In this paper,we have considered the fractional diffusion and fractional diffusion wave equations in which the time derivative is a fractional derivative in the Caputo form and have obtained their numerical solutions by ...
  • Certain curvature conditions on generalized sasakian space-forms 
    De, Uday Chand; Yildiz, Ahmet (Natl ınquıry servıces centre pty ltd, 19 worcester street, po box 377, grahamstown 6140, south afrıca, 2015)
    The object of the present paper is to study certain curvature conditions on generalized Sasakian space-forms. We classify generalized Sasakian space-forms which satisfy P P=0, P Z=0, Z P=0, Z Z=0, where P is the projective ...
  • Certain results on a type of contact metric manifold 
    De, Uday Chand; Yildiz, Ahmet; Cetinkaya, Azime (Sprınger heıdelberg, tıergartenstrasse 17, d-69121 heıdelberg, germany, 2015)
    Let M be a 3-dimensional almost contact metric manifold satisfying (*) condition. We denote such a manifold by M*. At first we study symmetric and skew-synunetric parallel tensor of type (0, 2) in M*. Next we prove that a ...
  • Cubic B-spline collocation method for solving time fractional gas dynamics equation 
    Esen, Alaattin; Taşbozan, Orkun (TBILISI MATHEMATICAL JOURNAL, 2015)
    To the present manuscript, a cubic B-spline finite element collocation method has been used to obtain numerical solutions of the nonlinear time fractional gas dynamics equation. While the Caputo form is used for the time ...
  • Existence of nondecreasing solutions of some nonlinear integral equations of fractional order 
    Çakan, Ümit; Özdemir, İsmet (INT SCIENTIFIC RESEARCH PUBLICATIONS, 2015)
    The purpose of this paper is to examine the class of functional integral equations of fractional order in the space of continuous functions on interval [0, a]. Using Darbo's fixed point theorem associated with the measure ...
  • Normed proper quasilinear spaces 
    Cakan, Sumeyye; Yilmaz, Yilmaz (INT SCIENTIFIC RESEARCH PUBLICATIONS, 2015)
    The fundamental deficiency in the theory of quasilinear spaces, introduced by Aseev [S. M. Aseev, Trudy Mat. Inst. Steklov., 167 (1985), 25-52], is the lack of a satisfactory definition of linear dependence-independence ...
  • On Real Valued I-Convergent A-Summable Sequence Spaces Defined by Sequences of Orlicz Functions 
    Esi, A.; Özdemir, M. K. (SOUTHEAST ASIAN MATHEMATICAL SOC-SEAMS,, 2015)
    In this article we introduce some new sequence spaces using I-convergence and sequences of Orlicz functions, and study some basic topological and algebraic properties of these spaces. Also we investigate the relations ...
  • RICCI SOLITONS IN 3-DIMENSIONAL NORMAL ALMOST PARACONTACT METRIC MANIFOLDS 
    Perktas, Selcen Yuksel; Keles, Sadik (INT ELECTRONIC JOURNAL GEOMETRY,, 2015)
    In the present paper we study 3-dimensional normal almost paracontact metric manifolds admitting Ricci solitons and gradient Ricci solitons. We give an example of 3-dimensional normal almost paracontact metric manifold. ...
  • Subdomain finite element method with quartic B-splines for the modified equal width wave equation 
    Geyikli, T.; Karakoc, S. B. G. (PLEIADES PUBLISHING INC, 2015)
    In this paper, a numerical solution of the modified equal width wave (MEW) equation, has been obtained by a numerical technique based on Subdomain finite element method with quartic B-splines. Test problems including the ...
  • Special proper pointwise slant surfaces of a locally product Riemannian manifold 
    Gülbahar, Mehmet; Kilic, Erol; Celik, Semra Saracoglu (SCIENTIFIC TECHNICAL RESEARCH COUNCIL TURKEY-TUBITAK, 2015)
    The structure of pointwise slant submanifolds in an almost product Riemannian manifold is investigated and the special proper pointwise slant surfaces of a locally product manifold are introduced. A relation involving the ...