Exponentially fitted Diagonally Implicit three-stage fifth-order RK Method for Solving ODEs.

Authors

  • Nour W. Jaleel Tikrit University /College of Computer Science and Mathematics. Mathematics Department
  • Firas A. Fawzi Tikrit University /College of Computer Science and Mathematics. Mathematics Department

DOI:

https://doi.org/10.29304/jqcm.2022.14.3.1056

Keywords:

Numerical Methods, Exponentially fitted, Ordinary Differential Equations, Diagonal Implicit Type Runge Kutta Methods, Initial Value Problems

Abstract

   The EDITRK5 method. which this paper derives. is an exponentially fitted diagonally implicit RK method for solving ODEs with the equation  With the help of the set functions and  for exponentially fitting problems. this strategy is designed to integrate precise initial value problems (IVPs). The primary frequency of the issue.   is used to increase the method's accuracy. The new approach For the purpose of solving IVPs using exponential functions as solutions. EDITRK5 is a novel three-stage five-order exponentially-fitted diagonally implicit method. When the same issue is reduced to the first-order framework of equations. which can be solved using traditional RK approaches. different forms of third-order ODEs must be constructed using the new system. and numerical comparisons must be made. The numerical results demonstrate that the new strategy is more effective than methods that have already been published.

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References

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Published

2022-10-28

How to Cite

Jaleel, N. W., & Fawzi, F. A. (2022). Exponentially fitted Diagonally Implicit three-stage fifth-order RK Method for Solving ODEs. Journal of Al-Qadisiyah for Computer Science and Mathematics, 14(3), Math Page 111–124. https://doi.org/10.29304/jqcm.2022.14.3.1056

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Math Articles