Numerical solutions for the linear and nonlinear singular boundary value problems using Laguerre wavelets

F Zhou, X Xu - Advances in Difference Equations, 2016 - Springer
In this paper, a collocation method based on Laguerre wavelets is proposed for the
numerical solutions of linear and nonlinear singular boundary value problems. Laguerre …

An exact analytical solution of the Emden–Chandrasekhar equation for self-gravitating isothermal gas spheres in the theory of stellar structures

EA Azar, B Jalili, AA Azar, P Jalili, M Atazadeh… - Physics of the Dark …, 2023 - Elsevier
This article proposes an analytical solution for the Emden–Chandrasekhar equation (ECE)
that model polytropic stellar structure in astrophysics. The mathematical approach is based …

A single layer fractional orthogonal neural network for solving various types of Lane–Emden equation

AH Hadian-Rasanan, D Rahmati, S Gorgin, K Parand - New Astronomy, 2020 - Elsevier
Lane–Emden equation is an important nonlinear singular second order differential equation
which can express various phenomena in astrophysics. On the other hand, by growing …

Nature-inspired computing approach for solving non-linear singular Emden–Fowler problem arising in electromagnetic theory

JA Khan, MAZ Raja, MM Rashidi, MI Syam… - Connection …, 2015 - Taylor & Francis
In this research, the well-known non-linear Lane–Emden–Fowler (LEF) equations are
approximated by developing a nature-inspired stochastic computational intelligence …

Numerical study of astrophysics equations by meshless collocation method based on compactly supported radial basis function

K Parand, M Hemami - International Journal of Applied and Computational …, 2017 - Springer
In this paper, we propose compactly supported radial basis functions for solving some well-
known classes of astrophysics problems categorized as non-linear singular initial ordinary …

[PDF][PDF] A numerical approach to solve Lane-Emden type equations by the fractional order of rational Bernoulli functions

K Parand, H Yousefi, M Delkhosh - Romanian J. Phys, 2017 - rjp.nipne.ro
In this paper, a numerical method based on the hybrid of the quasilinearization method
(QLM) and the collocation method is suggested for solving wellknown nonlinear Lane …

A new Bernoulli wavelet operational matrix of derivative method for the solution of nonlinear singular Lane–Emden type equations arising in astrophysics

S Balaji - Journal of Computational and Nonlinear …, 2016 - asmedigitalcollection.asme.org
In this paper, a new method is presented for solving generalized nonlinear singular Lane–
Emden type equations arising in the field of astrophysics, by introducing Bernoulli wavelet …

[HTML][HTML] An efficient hybrid computational technique for the time dependent Lane-Emden equation of arbitrary order

M Goyal, A Prakash, D Baleanu - Journal of Ocean Engineering and …, 2022 - Elsevier
The study of dynamic behaviour of nonlinear models that arise in ocean engineering play a
vital role in our daily life. There are many examples of ocean water waves which are …

An effective approach based on Smooth Composite Chebyshev Finite Difference Method and its applications to Bratu-type and higher order Lane–Emden problems

S Aydinlik, A Kiris, P Roul - Mathematics and Computers in Simulation, 2022 - Elsevier
Abstract The Smooth Composite Chebyshev Finite Difference method is generalized for
higher order initial and boundary value problems. Round-off and truncation error analyses …

A nonstandard finite difference technique for singular Lane-Emden type equations

M Chapwanya, R Dozva, G Muchatibaya - Engineering Computations, 2019 - emerald.com
Purpose This paper aims to design new finite difference schemes for the Lane–Emden type
equations. In particular, the authors show that the schemes are stable with respect to the …