Difference between revisions of "Errata: In equation (8.6), matrix inverse is computed incorrectly"

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| version = Third printing
 
| version = Third printing
 
| text = In the second line of the equation, the matrix inverse is incorrect.  The correct expression is
 
| text = In the second line of the equation, the matrix inverse is incorrect.  The correct expression is
 +
<center><amsmath>
 +
  \aligned
 +
    G_{yu}(s) &= C (sI - A)^{-1} B = \begin{bmatrix} 1 & 0 \end{bmatrix}
 +
      \begin{bmatrix} s & -\omega_0 \\ \omega_0 & s + 2 \zeta\omega_0 \end{bmatrix}^{-1}
 +
      \begin{bmatrix} 0 \\ k \omega_0 \end{bmatrix} \\
 +
\endaligned
 +
</amsmath></center>
 
}}
 
}}

Revision as of 08:21, 27 August 2011

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Location: page 233, line -8

In the second line of the equation, the matrix inverse is incorrect. The correct expression is

math

(Contributed by J. J. Chull (SNU), 7 Dec 2010)