Homotopy deform method for reproducing kernel space for nonlinear boundary value problems

Pramana ◽  
2016 ◽  
Vol 87 (4) ◽  
Author(s):  
MIN-QIANG XU ◽  
YING-ZHEN LIN
2013 ◽  
Vol 2013 ◽  
pp. 1-8 ◽  
Author(s):  
Ghazala Akram ◽  
Hamood Ur Rehman

The approximate solution to a class of sixth order boundary value problems is obtained using the reproducing kernel space method. The numerical procedure is applied on linear and nonlinear boundary value problems. The approach provides the solution in terms of a convergent series with easily computable components. The present method is simple from the computational point of view, resulting in speed and accuracy significant improvements in scientific and engineering applications.It was observed that the errors in absolute values are better than compared (Che Hussin and Kiliçman (2011) and, Noor and Mahyud-Din (2008), Wazwaz (2001), Pandey (2012)).Furthermore, the nonlinear boundary value problem for the integrodifferential equation has been investigated arising in chemical engineering, underground water flow and population dynamics, and other fields of physics and mathematical chemistry. The performance of reproducing kernel functions is shown to be very encouraging by experimental results.


2018 ◽  
Vol 17 (02) ◽  
pp. 1850020 ◽  
Author(s):  
Babak Azarnavid ◽  
Elyas Shivanian ◽  
Kourosh Parand ◽  
Soudabeh Nikmanesh

In this paper, a model of simultaneous mass and heat transfer within a porous catalyst in a flat particle is considered. A new modification of the shooting reproducing kernel Hilbert space (SRKHS) method is proposed, which is also capable of handling the system of nonlinear boundary value problems by employing Newtons method. The proposed method is a well-performance technique in both predicting and calculating multiple solutions of the nonlinear boundary value problems. Applying the SRKHS method shows that the mentioned model might admit multiple stationary solutions (unique, dual or triple solutions) depending on the values of the parameters of the model. Furthermore, the convergence of the method is proved and some numerical tests reveal the high efficiency of this new version of SRKHS method.


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