Güncel Gönderiler: Isik University Institutional Repository
Toplam kayıt 3455, listelenen: 1161-1180
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A split-step Fourier scheme for the dissipative Kundu-Eckhaus equation and its rogue wave dynamics
(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 ... -
A note on the cylindrical waves with transverse distortion in a plasma with vortex electron distribution
(Işık University Press, 2020-01)In the present work, employing the conventional reductive perturbation method and the nonlinear field equations of a plasma consisting of a cold electron uid, hot electrons obeying a non-isothermal (trapped/vortex-like) ... -
Harmonic mappings related to starlike function of complex order α
(Işık University Press, 2014-01)Let SH be the class of harmonic mappings defined by SH = { f = h(z) + g(z)| h(z) = z + ∑∞ n=2 anz n , g(z) = ∑∞ n=1 bnz n } The purpose of this talk is to present some results about harmonic mappings which was introduced ... -
Higher order perturbation expansion for ion-acoustic solitary waves with q-nonextensive nonthermal velocity distribution
(Işık University Press, 2018-04)The basic nonlinear equations describing the dynamics of a two component plasma consisting of cold positive ions and electrons obeying hybrid q-nonextensive nonthermal velocity distribution are examined through the use of ... -
Rogue wavefunctions due to noisy quantum tunneling potentials
(Işık University Press, 2017-04)In this paper, we study the effects of white-noised potentials on nonlinear quantum tunneling. We use a split-step scheme to numerically solve the nonlinear Schrodinger equation (NLSE) with a tunneling potential. We consider ... -
An application of modified reductive perturbation method to symmetric regularized-long-wave
(Işık University Press, 2011-01)In this work, we extended the application of "the modified reductive perturbation method" to symmetrical regularized long waves with quadratic nonlinearity and obtained various form of KdV equations as the governing ... -
Extremum seeking control of uncertain systems
(Işık University Press, 2017-01)Extremum seeking is used in control problems where the reference trajectory or reference set point of the system is not known but it is searched in real time in order to maximize or minimize a performance function representing ... -
Contribution of higher order terms to the nonlinear shallow water waves
(Işık University Press, 2012-04)In this work, by utilizing the scaled multiple-space expansion method, we studied the propagation of weakly nonlinear waves in shallow water and obtained the governing evolution equations of various order terms in the ... -
Analytical and numerical aspects of the dissipative nonlinear Schrödinger equation
(Işık University Press, 2016-01)In this paper various analytical and numerical aspects of the dissipative nonlinear Schrodinger equation (d-NLS equation) are discussed. Decaying solitary wave type solutions derived by Demiray is reviewed and a new ... -
Some results on a subclass of harmonic mappings of order alpha
(Işık University Press, 2014-01)Let SH be the class of harmonic mappings defined by SH = { f = h(z) + g(z)| h(z) = z + ?? n=2 anz?, g(z) = b1z + ?? n=2 bnz?, b1 < 1 } where h(z) and g(z) are analytic. Additionally f(z) ? SH(?) ? | zh? (z) ? zg?(z) h(z) ... -
An approximate wave solution for perturbed KDV and dissipative NLS equations: weighted residual method
(Işık University Press, 2019-10)In the present work, we modified the conventional "weighted residual method" to some nonlinear evolution equations and tried to obtain the approximate progressive wave solutions for these evolution equations. For the ... -
Book Review: Oktay Veliyev. Multidimensional Periodic Schrödinger Operator (Perturbation Theory and Applications)
(Işık University Press, 2015-04)[No abstract available] -
Saito, K. (2023). Marx in the Anthropocene: Towards the idea of degrowth communism. Cambridge University Press
(Işık Üniversitesi Yayınları, 2024-04-30)Kohei Saito reviews the Marxian approach to ecology, building on the work done under MEGA project. Marx’s perspective on history and the exploitation of nature differs significantly from what commonly attributed to him. ... -
A review of "The Fourth Industrial Revolution" by Klaus Schwab
(Işık Üniversitesi Yayınları, 2024-04-30)Klaus Schwab's "The Fourth Industrial Revolution" illuminates a period marked by remarkable technological advancements that are fundamentally reshaping our society. The book meticulously details breakthroughs in artificial ... -
İktisatta kullanılan dijitalleşme ölçü birimleri üzerine bir değerlendirme
(Işık Üniversitesi Yayınları, 2024-04-30)Bu çalışmada, iktisat disiplininde kullanılan dijitalleşme göstergeleri; oranlar, bileşik göstergeleri temsilen endeksler ve parasal göstergeler olmak üzere üç ölçü birimi çerçevesinde karşılaştırılmakta ve özellikle makro ... -
Yeni dijital çağ
(Işık Üniversitesi Yayınları, 2023-04-10)Alvin Toffler toplumların üç aşamadan geçerek son haline evirildiğini savunmaktadır. İlk dalga tarım toplumlarını, ikinci dalga sanayi devrimini, üçüncü dalga ise bilgi (enformasyon) toplumunu işaret etmektedir (Toffler, ... -
Emerging technologies and international security: machines, the state, and war
(Işık Üniversitesi Yayınları, 2023-10-25)Half a century ago, due to rapidly advancing technological developments, one of the most cliché future predictions we saw in scientific magazines was the idea of the sky being filled with flying cars. While the concept of ... -
Şirketlerin toplumsal cinsiyet eşitliği ilkelerine bağlılık beyanları ile uygulamaların beyanlarla uyumu
(Işık Üniversitesi Yayınları, 2023-10-25)Bu araştırmada, seçili beş (Borusan, Odeabank, Anadolu Hayat Emeklilik, Garanti BBVA, Tüpraş) ulusal ve küresel ölçekli şirketin Birleşmiş Milletler Sürdürülebilir Kalkınma Hedefleri arasında yer alan toplumsal cinsiyet ... -
Knowledge economy and the emergence of less-hierarchical organizational structures: an institutionalist approach
(Işık Üniversitesi Yayınları, 2023-10-23)Recent years have witnessed the proliferation of horizontal and less-hierarchical governance structures in organizations. The present paper argues that this development can be read as an institutional transition, within ...
