Embedded pair of diagonally implicit Runge-Kutta method for solving ordinary differential equations

Improvements over embedded diagonally implicit Runge-Kutta pair of order four in five are presented. Method of higher stage order with a zero first row and the last row of the coefficient matrix is identical to the vector output is given. The stability aspect of it is also looked into and a standard...

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Bibliographic Details
Main Authors: Fudziah Ismail, Raed Ali Al-Khasawneh, Mohamed Suleiman, Malik Abu Hassan
Format: Article
Language:English
Published: Universiti Kebangsaan Malaysia 2010
Online Access:http://journalarticle.ukm.my/7452/
http://journalarticle.ukm.my/7452/
http://journalarticle.ukm.my/7452/1/26_Ayiesah.pdf
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Summary:Improvements over embedded diagonally implicit Runge-Kutta pair of order four in five are presented. Method of higher stage order with a zero first row and the last row of the coefficient matrix is identical to the vector output is given. The stability aspect of it is also looked into and a standard test problems are solved using the method. Numerical results are tabulated and compared with the existing method.