30 -Critère J Q sans contrôle et avec FlG. 3.33 -Critère J 0 sans contrôle et avec contrôle par 1 source pour un placement op-contrôle par 2 sources pour un placement optimal à toutes fréquences, C2). timal à toutes fréquences (C2) ,
31 -Critère JQ sans contrôle et avec FlG. 3.34 -Critère J 0 sans contrôle et avec contrôle par 3 sources pour un placement op-contrôle par 4 sources pour un placement optimal à toutes fréquences, C2). timal à toutes fréquences (C2) ,
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