Abstract
A numerical tool, sensitivity analysis, which can be used to study the effects of parameter perturbations on systems of dynamical equations is briefly described. A straightforward application of the methods of sensitivity analysis to ordinary differential equation models for oscillating reactions is found to yield results which are difficult to physically interpret. In this work it is shown that the standard sensitivity analysis of equations with periodic solutions yields an expansion that contains secular terms. A Lindstedt-Poincare approach is taken, instead, and it is found that physically meaningful sensitivity information can be extracted from the straightforward sensitivity analysis results, in some cases. In the other cases, it is found that structural stability/instability can be assessed with this modification of sensitivity analysis. Illustration is given for the Lotka-Volterra oscillator.
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© 1984 D.Reidel Publishing Company
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Larter, R. (1984). Sensitivity Analysis: A Numerical Tool for the Study of Parameter Variations in Oscillating Reaction Models. In: Nicolis, G., Baras, F. (eds) Chemical Instabilities. NATO ASI Series, vol 120. Springer, Dordrecht. https://doi.org/10.1007/978-94-009-7254-4_4
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DOI: https://doi.org/10.1007/978-94-009-7254-4_4
Publisher Name: Springer, Dordrecht
Print ISBN: 978-94-009-7256-8
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