# Difference between revisions of "Errata: In Example 6.7, the open loop eigenvalues are incorrect"

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{{errata page | {{errata page | ||

− | | chapter = | + | | chapter = State Feedback |

− | | page = | + | | page = 189 |

− | | line = | + | | line = 5 |

− | | contributor = | + | | contributor = J. Civera |

− | | date = | + | | date = 11 Dec 2012 |

− | | rev = 2. | + | | rev = 2.11b |

| version = Third printing | | version = Third printing | ||

| text = | | text = | ||

+ | The open loop eigenvalues were computing using the [[Errata: In Example 2.1, the state space equations for the balance system are missing a divisor of J t in one of the terms|incorrect expression from Example 2.1]]. Using the corrected dynamics matrix, the eigenvalues become | ||

+ | <center><amsmath> | ||

+ | \lambda \approx 0, -0.0011, -2.68, 2.68. | ||

+ | </amsmath></center> | ||

}} | }} |

## Revision as of 01:11, 17 December 2012

Return to Errata page |

Location: page 189, line 5

The open loop eigenvalues were computing using the incorrect expression from Example 2.1. Using the corrected dynamics matrix, the eigenvalues become

(Contributed by J. Civera, 11 Dec 2012)