Title :
On the differential/difference representation of sampled dynamics
Author :
Monaco, S. ; Normand-Cyrot, D.
Author_Institution :
Dipartimento di Informatica e Sistemistica, Università di Roma "La Sapienza", Via Eudossiana 18, 00184 Rome, Italy.
Abstract :
In this paper, the differential/difference representation (DDR) of an input-affine dynamics under sampling is characterized. Making use of combinatoric identities and formal calculus techniques, it is shown how to compute the sampled dynamics at any desired degree of approximation.
Keywords :
Nonlinear systems; formal series expansions; sampled systems; Calculus; Combinatorial mathematics; Control system synthesis; Difference equations; Differential equations; Digital control; Force control; Linearity; Nonlinear systems; Sampling methods; Nonlinear systems; formal series expansions; sampled systems;
Conference_Titel :
Decision and Control, 2005 and 2005 European Control Conference. CDC-ECC '05. 44th IEEE Conference on
Print_ISBN :
0-7803-9567-0
DOI :
10.1109/CDC.2005.1583221
