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Scilab help >> CACSD > equil

equil

対称行列の対の平衡

呼び出し手順

T=equil(P,Q)

パラメータ

P, Q

正定対称行列

T

正則行列

説明

equil は次のような t を返します:

T*P*T' および inv(T)'*Q*inv(T) は 共に対角行列で正定行列です.

P=rand(4,4);P=P*P';
Q=rand(4,4);Q=Q*Q';
T=equil(P,Q)
clean(T*P*T')
clean(inv(T)'*Q*inv(T))

参照

  • equil1 — 行列の平衡 (非負定) の組
  • balanc — 行列またはペンシルの平衡化
  • ctr_gram — 可制御グラミアン
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<< dtsi CACSD equil1 >>

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Last updated:
Mon Oct 01 17:40:27 CEST 2012