An algorithm for checking Hurwitz stability of K-symmetrizable interval matrices
Joanna Kowynia (2005)
Control and Cybernetics
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Joanna Kowynia (2005)
Control and Cybernetics
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Tomáš Roubíček (1983)
Aplikace matematiky
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The paper concerns the solution of partial differential equations of evolution type by the finite difference method. The author discusses the general assumptions on the original equation as well as its discretization, which guarantee that the difference scheme is unconditionally stable, i.e. stable without any stability condition for the time-step. A new notion of the -acceptability of the integration formula is introduced and examples of such formulas are given. The results can be...
Jaroslav Barták (1976)
Časopis pro pěstování matematiky
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Vladimír Kučera (1973)
Kybernetika
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Zahreddine, Ziad (2003)
International Journal of Mathematics and Mathematical Sciences
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Tadeusz Kaczorek (2007)
International Journal of Applied Mathematics and Computer Science
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The appropriate choice of the forms of Lyapunov functions for a positive 2D Roesser model is addressed. It is shown that for the positive 2D Roesser model: (i) a linear form of the state vector can be chosen as a Lyapunov function, (ii) there exists a strictly positive diagonal matrix P such that the matrix A^{T}PA-P is negative definite. The theoretical deliberations will be illustrated by numerical examples.