"Peaucelle, D." . "RIV/67985556:_____/02:16020068!RIV/2003/AV0/A16003/N" . "2002-07-21+02:00"^^ . "[1771C41B0208]" . "Positive polynomial matrices and improved LMI robustness conditions." . "Recently several new LMI conditions for stability of linear systems have been proposed, introducing additional slack variables to reduce the gap between conservative convex quadratic stability conditions and intractable non-convex robust stability conditions.In this paper we show that these improved LMI conditions can be derived with the help of some basic results on positive polynomial matrices, providing a clear interpretation of the role of the additional variables." . . . . . . "Positive polynomial matrices and improved LMI robustness conditions." . "Henrion, Didier" . . "X1-X5" . . . "Henrion, Didier" . . "Preprints of the 15th Triennial World Congress of the IFAC." . . . "1"^^ . "Positive polynomial matrices and improved LMI robustness conditions."@en . "Recently several new LMI conditions for stability of linear systems have been proposed, introducing additional slack variables to reduce the gap between conservative convex quadratic stability conditions and intractable non-convex robust stability conditions.In this paper we show that these improved LMI conditions can be derived with the help of some basic results on positive polynomial matrices, providing a clear interpretation of the role of the additional variables."@en . "1"^^ . "Arzelier, D." . "659013" . "linear systems; robustness; LMI"@en . . "RIV/67985556:_____/02:16020068" . . "3"^^ . "0"^^ . "Pergamon" . "Oxford" . "0"^^ . "Barcelona [ES]" . . "P(KSK1019101), P(ME 427), Z(AV0Z1075907)" . "Positive polynomial matrices and improved LMI robustness conditions."@en . . . . .