The Construction of Practical General Linear Methods
Authors: Butcher J.C.1; Wright W.M.2
Source: Bit Numerical Mathematics, Volume 43, Number 4, December 2003 , pp. 695-721(27)
Publisher: Springer
Abstract:
Using the property of inherent RungeKutta stability, it is possible to construct diagonally implicit general linear methods with stability regions exactly the same as for RungeKutta methods. In addition to A-stable methods found in this way, it is also possible to construct explicit methods with stability regions identical to those of explicit RungeKutta methods. The use of doubly companion matrices makes it possible to find all explicit and diagonally-implicit methods possessing the inherent RungeKutta stability property.Keywords: general linear methods; inherent RungeKutta stability
Document Type: Research article
DOI: 10.1023/B:BITN.0000009952.71388.23
Affiliations: 1: Department of Mathematics, The University of Auckland, Private Bag 92019, Auckland, New Zealand., Email: butcher@imath.auckland.ac.nz 2: Department of Mathematics, The University of Auckland, Private Bag 92019, Auckland, New Zealand., Email: will@math.auckland.ac.nz

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