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The extended definition of the polynomial B-splines may give a chance to improve the results obtained by the classical cubic polynomial B-splines. Determination of the optimum value of the extension parameter can be achieved by scanning…

Numerical Analysis · Mathematics 2017-02-10 Ozlem Ersoy Hepson , Alper Korkmaz , Idris Dag

In this paper, we investigate the numerical solutions of the cubic nonlinear Schrodinger equation via the exponential B-spline collocation method. Crank-Nicolson formulas are used for time discretization of the target equation. A…

Numerical Analysis · Mathematics 2016-07-04 Ozlem Ersoy , Idris Dag , Ali Sahin

A generalization of classical cubic B-spline functions with a parameter is used as basis in the collocation method. Some initial boundary value problems constructed on the nonlinear Klein-gordon equation are solved by the proposed method…

General Mathematics · Mathematics 2016-11-07 Alper Korkmaz , Ozlem Ersoy , Idiris Dag

In the study, the collocation method based on exponential cubic B-spline functions is proposed to solve one dimensional Boussinesq systems numerically. Two initial boundary value problems for Regularized and Classical Boussinesq systems…

Numerical Analysis · Mathematics 2016-09-22 Ozlem Ersoy , Idiris Dag , Alper Korkmaz

The exponential B-spline basis function set is used to develop a collocation method for some initial boundary value problems (IBVPs) to the Gardner equation. The Gardner equation has two nonlinear terms, namely quadratic and cubic ones. The…

Numerical Analysis · Mathematics 2017-02-22 Ozlem Ersoy Hepsona , Alper Korkmaz , Idiris Dag

In this paper, the exponential B-spline functions are used for the numerical solution of the RLW equation. Three numerical examples related to propagation of single solitary wave, interaction of two solitary waves and wave generation are…

Numerical Analysis · Mathematics 2017-07-19 M. Z. Görgülü , İ. Dağ , D. Irk

Using a scaling symmetry, it is shown how to compute polynomial conservation laws, generalized symmetries, recursion operators, Lax pairs, and bilinear forms of polynomial nonlinear partial differential equations thereby establishing their…

Exactly Solvable and Integrable Systems · Physics 2024-10-15 Willy Hereman , Ünal Göktaş

Recently, Biswas and Milovic [Appl. Math. Comput. 208 (2009) 209-302] have found optical one-soliton solutions of a fourth order dispersive cubic-quintic nonlinear Schr\"odinger equation. In this comment, we first show there are mistakes in…

Exactly Solvable and Integrable Systems · Physics 2010-04-07 Guiqiong Xu

We study solitary wave solutions for the nonlinear Schr\"odinger equation perturbed by the effects of third-, and fourth-order dispersion, maintaining a wavenumber gap between the solitary waves and the propagation constant. We numerically…

Pattern Formation and Solitons · Physics 2024-04-17 O. Melchert , A. Demircan

In the present study, we solve initial boundary value problem construted on nonlinear Klein-Gordon equation. The collocation method on exponential cubic B-spline functions forming a set of basis for the functions defined in the same…

General Mathematics · Mathematics 2016-10-19 Ozlem Ersoy Hepson , Alper Korkmaz , Idiris Dag

We consider a non-polynomial cubic spline to develop the classes of methods for the numerical solution of singularly perturbed two-point boundary value problems. The proposed methods are second and fourth order accurate and applicable to…

Numerical Analysis · Mathematics 2012-06-13 Islam Khan , Tariq Aziz

In this article, non-linear Equal Width-Wave (EW) equation will be numerically solved . For this aim, the non-linear term in the equation is firstly linearized by Rubin-Graves type approach. After that, to reduce the equation into a…

Numerical Analysis · Mathematics 2023-09-07 Selçuk Kutluay , Nuri Murat Yağmurlu , Ali Sercan Karakaş

The exponential cubic B-spline functions together with Crank Nicolson are used to solve numerically the nonlinear coupled Burgers' equation using collocation method. This method has been tested by three different problems. The proposed…

Numerical Analysis · Mathematics 2015-03-03 Ozlem Ersoy , Idiris Dag

In this paper, the exponential B-spline Galerkin \ method is set up for getting the numerical solution of the Burgers' equation. Two numerical examples\ related to shock wave propogation and travelling wave are studied to illustrate the…

Numerical Analysis · Mathematics 2016-12-13 M. Zorsahin Gorgulu , I. Dag , D. Irk

The extended form of the classical polynomial cubic B-spline function is used to set up a collocation method for some initial boundary value problems derived for the Korteweg-de Vries-Burgers equation. Having nonexistence of third order…

Numerical Analysis · Mathematics 2017-01-12 Ozlem Ersoy Hepson , Alper Korkmaz , Idris Dag

We study the periodic cubic derivative non-linear Schr\"odinger equation (dNLS) and the (focussing) quintic non-linear Schr\"odinger equation (NLS). These are both $L^2$ critical dispersive models, which exhibit threshold type behavior,…

Analysis of PDEs · Mathematics 2021-05-12 Sevdzhan Hakkaev , Milena Stanislavova , Atanas Stefanov

We study the dynamics of femtosecond light pulse propagation in a cubic-quintic medium exhibiting dispersive effect up to the fourth order as well as self-frequency shift and self-steepening nonlinearity. A rich variety of periodic and…

Pattern Formation and Solitons · Physics 2022-10-19 Vladimir I. Kruglov , Houria Triki

In this work, we present some new integration formulas for any order of accuracy as an application of the B-spline relations obtained in [1]. The resulting rules are defined as a perturbation of the trapezoidal integration method. We prove…

Numerical Analysis · Mathematics 2024-05-21 Dionisio F. Yáñez

In this paper a three-parameter family of Boussinesq systems is studied. The systems have been proposed as models of the propagation of long internal waves along the interface of a two-layer system of fluids with rigid-lid condition for the…

Numerical Analysis · Mathematics 2021-10-27 V. A. Dougalis , A. Duran , L. Saridaki

Conditions of optimal (synchronized) collisions of any number of solitons and breathers are studied within the framework of the Gardner equation with positive cubic nonlinearity, which in the limits of small and large amplitudes tends to…

Pattern Formation and Solitons · Physics 2018-08-30 Alexey Slunyaev
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