This letter surveys the recently published methods for deriving stable reduced-order models and justifies how sophisticated techniques had to be evolved to meet different problems which arise in the reduction of high-order systems. © 1981, The Institution of Electrical Engineers. All rights reserved.

Parthasarathy, R.John, S.2026-02-05Cauer contElectronics Letters, 1981, 17, 21, pp. 792-793135194https://doi.org/10.1049/el:19810554https://idr.nitk.ac.in/handle/123456789/281421981ELECTRIC NETWORKS - Mathematical ModelsMODEL REDUCTIONCONTROL SYSTEMSThis letter surveys the recently published methods for deriving stable reduced-order models and justifies how sophisticated techniques had to be evolved to meet different problems which arise in the reduction of high-order systems. © 1981, The Institution of Electrical Engineers. All rights reserved.