A new fourth-order cubic spline method for second-order nonlinear two-point boundary-value problems
Journal of Computational and Applied Mathematics
Monotone method for diffusion equations with nonlinear diffusion coefficients
Nonlinear Analysis: Theory, Methods & Applications
Iterative solution of nonlinear equations in several variables
Iterative solution of nonlinear equations in several variables
Petrov-Galerkin methods for nonlinear systems without monotonicity
Applied Numerical Mathematics
Numerical Methods
A fourth-order compact finite difference method for higher-order Lidstone boundary value problems
Computers & Mathematics with Applications
On Numerov's method for a class of strongly nonlinear two-point boundary value problems
Applied Numerical Mathematics
Computers & Mathematics with Applications
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This paper is concerned with the extrapolation algorithm of Numerov's scheme for semilinear and strongly nonlinear two-point boundary value problems. The asymptotic error expansion of the solution of Numerov's scheme is obtained. Based on the asymptotic error expansion, Richardson's extrapolation is constructed, and so the accuracy of the numerical solution is greatly increased. Numerical results are presented to demonstrate the efficiency of the extrapolation algorithm.