“…Example (4.1) has been solved by the sextic spline method (SSM) in [5][6][7][8], non-polynomial sextic spline method (NSSM) in [9][10][11][12], cubic spline method (CSM) in [13], quartic spline method (QSM) in [14][15][16], and finite-difference method (FDM) in [27]. We collect their respective maximum absolute errors in Table 3.…”
Section: A Linear Examplementioning
confidence: 99%
“…Besides, we also compare our MAE[y (k) (x, n)] (k = 1, 2, 3, 4, n = 10, 20, 40) with that of the methods in [7,13,16]. The other methods have not provided numerical derivatives of (4.1).…”
Section: A Linear Examplementioning
confidence: 99%
“…Among these methods, sextic (polynomial and non-polynomial) splines have been extensively used. In fact, the methods in [4][5][6][7][8] are based on sextic polynomial splines. However, the methods are only second-order convergent with O(h 2 ) errors.…”
In this paper, we apply quartic B-splines properly to study a new approximation method for numerical solutions and numerical derivatives for a class of non-linear fifth-order boundary value problems. Their analytic solutions and any-order derivatives are well approximated with O(h 6 ) errors. Numerical tests are performed and numerical results show that our new method is very practical and effective.Mathematics Subject Classification. 34K10, 34K28, 65D07.
“…Example (4.1) has been solved by the sextic spline method (SSM) in [5][6][7][8], non-polynomial sextic spline method (NSSM) in [9][10][11][12], cubic spline method (CSM) in [13], quartic spline method (QSM) in [14][15][16], and finite-difference method (FDM) in [27]. We collect their respective maximum absolute errors in Table 3.…”
Section: A Linear Examplementioning
confidence: 99%
“…Besides, we also compare our MAE[y (k) (x, n)] (k = 1, 2, 3, 4, n = 10, 20, 40) with that of the methods in [7,13,16]. The other methods have not provided numerical derivatives of (4.1).…”
Section: A Linear Examplementioning
confidence: 99%
“…Among these methods, sextic (polynomial and non-polynomial) splines have been extensively used. In fact, the methods in [4][5][6][7][8] are based on sextic polynomial splines. However, the methods are only second-order convergent with O(h 2 ) errors.…”
In this paper, we apply quartic B-splines properly to study a new approximation method for numerical solutions and numerical derivatives for a class of non-linear fifth-order boundary value problems. Their analytic solutions and any-order derivatives are well approximated with O(h 6 ) errors. Numerical tests are performed and numerical results show that our new method is very practical and effective.Mathematics Subject Classification. 34K10, 34K28, 65D07.
We use fifth order B-spline functions to construct the numerical method for solving singularly perturbed boundary value problems. We use B-spline collocation method, which leads to a tri-diagonal linear system. The accuracy of the proposed method is demonstrated by test problems. The numerical results are found in good agreement with exact solutions.
“…For instance, Caglar et al [1] as well as Siddiqi and Ghazala [2] and Jalil et al [3] have applied spline functions, the finite difference method by Khan [4], the Adomian Decomposition Method was used by Wazwaz [5], Aslam and Tauseef [6] considered an Iteration Method based on decomposition procedure for the solution of fifth order boundary value problem while Shaowei [7] used Homotopy Perturbation Method. Siddiqi et al [8] utilized Variational Iteration Method (VIM) for approximate solution of seventh-order boundary value problem.…”
Abstract:In this paper, we used the Optimal Homotopy Asymptotic Method (OHAM) to find the approximate solution of seventh order linear and nonlinear boundary value problems. The approximate solution using OHAM is compared with Variational Iteration Method (VIM) and exact solutions, an excellent agreement has been observed. The approximate solution of the equations is obtained in terms of convergent series. Low absolute error indicates that OHAM is effective for solving high order linear and nonlinear boundary value problems.
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