Symbolic expression for derivatives of numerical solution of the complete (m,k)-method are constructed. The expressions are described with Butcher rooted trees. The concept of stages 'color' is actively used in proof of the main theorem. The possible applications of obtained results are discussed.
Keywords:
stiff systems, Butcher trees, Rosenbrock methods, (m,k)-methods, order conditions
Publication language:russian, pages:29
Research direction:
Mathematical problems and theory of numerical methods
