FEF, Matematik Bölümü, Makale Koleksiyonu: Recent submissions

  • 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 ...
  • 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.
  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • 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 ...
  • Ozdemir, Ismet; Cakan, Umit (Akademıaı kıado rt, prıelle k u 19, po box 245,, h-1117 budapest, hungary, 2016)
    In this paper, using a Darbo type fixed point theorem associated with the measure of noncompactness we prove a theorem on the existence of solutions of some nonlinear functional integral equations in the space of continuous ...
  • Acet, B.E.; Perktaş, S.Y.; Kiliç, E. (Universitatii Al.I.Cuza din Iasi, 2016)
    In this paper, we study semi-symmetric, Ricci semi-symmetric and semi-parallel lightlike hypersurfaces of a para-Sasakian space form. © 2016, Universitatii Al.I.Cuza din Iasi. All rights reserved.
  • Bozkurt, Hacer; Yilmaz, Yilmaz (Taylor & francıs as, karl johans gate 5, no-0154 oslo, norway, 2016)
    In this article, we research on the properties of the floor of an element taken from an inner product quasilinear space. We prove some theorems related to this new concept. Further, we try to explore some new results in ...
  • Kilic, Erol; Gulbahar, Mehmet (Sprınger ınternatıonal publıshıng ag, gewerbestrasse 11, cham, ch-6330, swıtzerland, 2016)
    The main purpose of this paper is to show how to obtain rigidity theorems with the help of curvature invariants in submanifolds of a semi-Riemannian manifold. For this purpose, the bounded sectional curvature is introduced ...
  • Acet, B.E.; Perktaş, S.Y; Kılıç, E. (Pushpa Publishing House, 2016)
    Studying in submanifolds of para-Sasakian manifolds, we obtain that (1) semi-parallel and 2-semi-parallel invariant submanifolds are totally geodesic, (2) necessary and sufficient conditions for the integrability of ...
  • Sever, Yurdal; Altay, Bilal (Chıang maı unıv, fac scıence, 239 huay kaew rd, t suthep, chıang maı, 50200, thaıland, 2016)
    In 1981, Rath and Tripathy presented some classes of regular matrices such that every bounded sequence is limitable by some member of each class of ordinary conservative matrices using ordinary sequences. The goal of this ...
  • Yildirim, Cumali; Erdogan, Feyza Esra (Unıv nıs, unıverzıtetskı trg 2, po box 123, nıs, 18000, serbıa, 2016)
    In this article, we study semi-invariant submanifolds of almost complex contact metric manifolds.We defined and investigated semi-invariant submanifolds of almost complex contact metric manifolds. We found necessary and ...
  • Kazan, Ahmet; Karadag, H. Bayram (Sprınger basel ag, pıcassoplatz 4, basel, 4052, swıtzerland, 2016)
  • Bashan, Ali; Ucar, Yusuf; Yagmurlu, N. Murat; Esen, Alaattin (Iop publıshıng ltd, dırac house, temple back, brıstol bs1 6be, england, 2016)
    In this paper, a method based on the differential quadrature method with quintic B-spline has been applied to simulate the solitary wave solution of the complex modified Kortewegde Vries equation (CMKdV). Three test problems, ...
  • Bozkurt, Hacer; Yilmaz, Yilmaz (Hındawı ltd, adam house, 3rd flr, 1 fıtzroy sq, london, w1t 5hf, england, 2016)
    Primarily we examine the new example of quasilinear spaces, namely, "IR" interval space." We obtain some new theorems and results related to this new quasilinear space. After giving some new notions of quasilinear ...
  • Kazan, Ahmet; Karadag, H. Bayram (Unıv mıskolc ınst math, mıskolc-egyetemvaros, mıskolc, h-3515, hungary, 2016)
    In this paper we obtain a condition for the tangent bundle (TM, (J) over tilde, (g) over tilde) to be locally decomposable Golden Riemannian tangent bundle, where (J) over tilde is the Golden structure on TM and (g) over ...
  • Erdogan, Feyza Esra; Yildirim, Cumali (Int electronıc journal geometry, ınt electronıc journal geometry, ankara, 00000, turkey, 2016)
    In the present paper we give conditions for screen semi invariant lightlike submanifolds of a semi-Riemannian product manifold to have degenerate planar normal sections. Also we give sufficient and efficient conditions for ...