• A split-step Fourier scheme for the dissipative Kundu-Eckhaus equation and its rogue wave dynamics 

  Bayındır, Cihan; Yurtbak, Hazal (Işık University Press, 2021-01)

  We investigate the rogue wave dynamics of the dissipative Kundu-Eckhaus equation. With this motivation, we propose a split-step Fourier scheme for its numerical solution. After testing the accuracy and stability of the ...

• Convolution of some slanted half-plane mappings with harmonic strip mappings 

  Sharma, Poonam; Mishra, Omendra (Işık University Press, 2021)

  In this paper, we show that the convolution of generalized half-plane mapping and harmonic vertical strip mapping with dilatation e?? z? (n ? N, ? ? R) is convex in a particular direction and also solve the problem proposed ...

• Homomorphism in bipolar q—fuzzy soft ?—Semiring 

  Massa’deh, Mourad; Fallatah, Ahlam; Al-Refai, Oqlah (Işık University Press, 2021)

  In this paper, we discuss bipolar Q?fuzzy soft ??Semiring concept and bipolar Q?fuzzy soft ??Semiring homomorphism. Indeed, properties and theorems related to these notions are stated and proved.

• Positive solutions for two-point conformable fractional differential equations by monotone iterative scheme 

  Toprakseven, Şuayip (Işık University Press, 2021)

  In this paper, two successively iterative schemes have been provided to Show the existence of nontrivial solutions for nonlinear conformable fractional differential equation involving nonlocal boundary condition and a ...

• Initial bounds for certain classes of bi-univalent functions defined by the (p, q)-lucas polynomials 

  Magesh, Nanjundan; Abirami, Chinnaswamy; Altınkaya, Şahsene (Işık University Press, 2021)

  Our present investigation is motivated essentially by the fact that, in Geometric Function Theory, one can find many interesting and fruitful usages of a wide variety of special functions and special polynomials. The main ...

• Semi-analytical approach for solving a model for HIV infection of CD4+ T-cells 

  Deniz, Sinan (Işık University Press, 2021)

  In this work, a mathematical model for the human immunodeficiency virus (HIV) infection of CD4+ T-cells by using the optimal perturbation iteration method (OPIM) is analyzed. Optimization and classical perturbation techniques ...

• The analysis of interlocking directors via hypergraphs 

  Akgüller, Ömer; Balcı, Mehmet Ali (Işık University Press, 2021)

  Since the dawn of the modern era, the associations that link companies together in the gathering and control networks have been interconnected. At the level of corporate governance, companies are linked by common stock ...

• Sharp inequalities for univalence of meromorphic functions in the punctured unit disk 

  Al-Refai, Oqlah (Işık University Press, 2021)

  A new class of meromorphic functions f that are univalent in the punctured unit disk U? = {z : 0 < |z| < 1} is introduced. This class is denoted by MU and consisting of functions f defined by |1 + f’(z)/f ²(z)| < 1 and ...

• Consistency measurement using the artificial neural network of the results obtained with fuzzy topsis method for the diagnosis of prostate cancer 

  Demirtaş Tozlu, Naime; Dalkılıç, Orhan (Işık University Press, 2021)

  In recent years great attention has been paid to studies on artificial intelligence since it can be applied easily to several areas like medical diagnosis, engineering and economics, among others. In this paper we present ...

• Solution of complex partial derivative equations with constant coeffients via Elzaki Transform method 

  Düz, Murat (Işık University Press, 2021)

  In this study, the Elzaki Transform method is applied for general nth order complex equations with constant coefficients.

• Hermite-Hadamard type inequalities for quasi-convex functions via improved power-mean inequality 

  Kadakal, Mahir (Işık University Press, 2021)

  In this paper, by using power-mean and improved power-mean integral inequality and an general identity for differentiable functions we can get new estimates on integral inequalities for functions whose derivatives in ...

• On refinements of some integral inequalities 

  Bekar, Kerim (Işık University Press, 2021)

  In this study, using Hölder-İşcan integral inequality as a better approach than Hölder integral inequality, Improved power-mean integral inequality as a better approach than power-mean inequality and an identity for ...

• Common fixed point results in partial symmetric spaces 

  Asim, Mohammad; Imdad, Mohammad (Işık University Press, 2021)

  In this paper, we prove some common fixed point results for weakly compatible mappings employing (E.A)-property and (CLRg)-property in partial symmetric spaces. Our results extend and improve several existing results in ...

• RBF solution of MHD stokes flow and MHD flow in a constricted enclosure 

  Gürbüz, Merve; Tezer Sezgin, Münevver (Işık University Press, 2021)

  This paper presents the radial basis function (RBF) approximation for the numerical solution of Stokes and Navier-Stokes equations in a constricted enclosure under the effect of magnetic field with different orientations. ...

• A new type timelike surface given with monge patch in E41 

  Büyükkütük, Sezgin; Öztürk, Günay (Işık University Press, 2021)

  In this work, we think about timelike Aminov surface of hyperbolic type in four dimensional Minkowski space E??. We investigate and classify this surface with respect to its Gaussian curvature, mean curvature and normal ...

• An approach to bipolar fuzzy submodules 

  Pazar Varol, Banu (Işık University Press, 2021)

  We introduce the notion of bipolar fuzzy submodule of a given classical module and study fundamental properties and characterizations.

• Right (?,?) —lie ideals and one sided generalized derivations 

  Güven, Evrim (Işık University Press, 2021)

  Let R be a prime ring with characteristic not 2 and ?, ?, ?, ?, ?, µ, ? automorphisms of R. Let h : R ?? R be a nonzero left(resp.right)-generalized (?, ?)?derivation, a, b ? R. and U, V nonzero right (?, ? )?Lie ideals ...

• Fuzzy bipolar soft topological spaces 

  Şimşekler Dizman, Tuğbahan; Öztürk, Taha Yasin (Işık University Press, 2021)

  Topological structures on soft, fuzzy soft, bipolar soft sets and etc. Were studied by several researchers. In this paper, we define topological space on fuzzy bipolar soft sets and investigate the main results. We define ...

• Common fixed soft element results in soft complex valued b-metric spaces 

  Demir, İzzettin (Işık University Press, 2021)

  In this paper, firstly, on the base of the soft complex numbers suggested by Das and Samanta, we introduce the concept of a soft complex valued b-metric space and investigate some of its properties. Also, we compare it to ...

• A new class of mixed monotone operators with concavity and applications to fractional differential equations 

  Shojaat, Hadi; Afshari, Hojjat; Asgari, M. Sadegh (Işık University Press, 2021)

  In this article, we investigate a class of mixed monotone operators with concavity on ordered Banach spaces. As applications, we utilize the main results obtained in this paper to study for solutions of fractional differential ...

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