Zobrazeno 1 - 10
of 13
pro vyhledávání: '"O. A. Akinfenwa"'
Publikováno v:
Journal of the Egyptian Mathematical Society, Vol 28, Iss 1, Pp 1-11 (2020)
Abstract A hybrid second derivative three-step method of order 7 is proposed for solving first order stiff differential equations. The complementary and main methods are generated from a single continuous scheme through interpolation and collocation
Externí odkaz:
https://doaj.org/article/33f17c23303d49d18b0bb93b0d5ef32d
Publikováno v:
GREDOS. Repositorio Institucional de la Universidad de Salamanca
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[EN] A functionally-fitted Numerov-type method is developed for the numerical solution of second-order initial-value problems with oscillatory solutions. The basis functions are considered among trigonometric and hyperbolic ones. The characteristics
Publikováno v:
FUOYE Journal of Engineering and Technology. 5
A family of Simpson Block Method (SBM) is proposed for the numerical integration of Delay Differential Equations (DDEs). The methods are developed through multistep collocation technique using constant step width. The convergence and accuracy of the
Publikováno v:
Journal of the Egyptian Mathematical Society, Vol 28, Iss 1, Pp 1-11 (2020)
A hybrid second derivative three-step method of order 7 is proposed for solving first order stiff differential equations. The complementary and main methods are generated from a single continuous scheme through interpolation and collocation procedure
Publikováno v:
Journal of Nigerian Society of Physical Sciences, Vol 2, Iss 1 (2020)
This article constructed and implemented a family of a third derivative trigonometric fitted method of order k+3 whose coefficients are functions of frequency and step size for the integration of systems of first-order stiff and periodic Initial Valu
Publikováno v:
Far East Journal of Mathematical Sciences (FJMS). 106:543-562
Publikováno v:
African Journal of Science, Technology, Innovation and Development. 10:411-419
A second derivative trigonometrically fitted block backward differentiation formula (SDTFBBDF) based on the collocation technique is proposed in this paper. The method is specifically considered fo...
Autor:
O. A. Akinfenwa
Publikováno v:
Afrika Matematika. 28:629-641
A new third derivative hybrid block method is presented for the solution of first order stiff systems of initial value problems. The main method and additional methods are obtained from the same continuous scheme derived via interpolation and colloca
Publikováno v:
Ain Shams Engineering Journal, Vol 7, Iss 2, Pp 867-872 (2016)
In this paper, an L-stable Second Derivative Block Backward Differentiation Formula (SDBBDF) of order 5 is presented for the solutions of parabolic equations. It applied the use of the classical method of lines for the discretization of the parabolic
Autor:
O. A. Akinfenwa, S. N. Jator
Publikováno v:
Fasciculi Mathematici. 55:5-18
We present an Extended Continuous Block Backward Differentiation Formula (ECBBDF) of order k+1 for the numerical solution of stiff ordinary differential equations. This is achieved by constructing an Extended Continuous Backward Differentiation formu