Approximating fractional derivatives thr
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J.A. Tenreiro Machado; Alexandra M. Galhano; Anabela M. Oliveira; Jรณzsef K. Tar
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Article
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2009
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Elsevier Science
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English
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This paper addresses the calculation of fractional order expressions through rational fractions. The article starts by analyzing the techniques adopted in the continuous to discrete time conversion. The problem is re-evaluated in an optimization perspective by tacking advantage of the degree of free