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Applied Mathematics and Nonlinear Sciences
Volume 3 (2018): Issue 1 (June 2018)
Open Access
Galerkin-Chebyshev Pseudo Spectral Method and a Split Step New Approach for a Class of Two dimensional Semi-linear Parabolic Equations of Second Order
F. Talay Akyildiz
F. Talay Akyildiz
and
K. Vajravelu
K. Vajravelu
| Oct 03, 2018
Applied Mathematics and Nonlinear Sciences
Volume 3 (2018): Issue 1 (June 2018)
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Published Online:
Oct 03, 2018
Page range:
255 - 264
Received:
Mar 23, 2018
Accepted:
Jun 08, 2018
DOI:
https://doi.org/10.21042/AMNS.2018.1.00019
Keywords
Split step method
,
Semi-linear Parabolic equation
,
Galerkin-Chebyshev spectral method
,
Galerkin-Chebyshev pseudo spectral method
,
Poisson-Boltzman model
© 2018 F. Talay Akyildiz and K. Vajravelu, published by Sciendo
This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 License.
Fig. 1
First three approximation for time variable.
Fig. 2
Centerline electrostatic potential (a) t = 0.05(line) (b) t = 0.5(point) (c) t = 2.5(polygon.)
Fig. 3
Solution of NPB equation at t = 2.5.
Fig. 4
Approximation to the Source function in terms of the base Function at t = 1 for (N = 8), Green line is the source function and red line(dotted line) approximation.
Fig. 5
Lw2$\begin{array}{} L^{2}_{w} \end{array}$error for test problem 2 at t=1.