# Difference between revisions of "Errata: At end of Example 5.5, eigenvalue approximations are incorrect"

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| text = The text describing the eigenvalues for the two sets of modes should read | | text = The text describing the eigenvalues for the two sets of modes should read | ||

<blockquote> | <blockquote> | ||

− | one mode with eigenvalues <amsmath>\lambda \approx c/(2 m) \pm i | + | one mode with eigenvalues <amsmath>\lambda \approx -c/(2 m) \pm i |

\sqrt{k/m}</amsmath> (for <math>c</math> small), and the states <math>z_3</math> and <math>z_4</math> another mode | \sqrt{k/m}</amsmath> (for <math>c</math> small), and the states <math>z_3</math> and <math>z_4</math> another mode | ||

− | with <amsmath>\lambda \approx c/(2 m) \pm i \sqrt{3k/m}</amsmath>. | + | with <amsmath>\lambda \approx -c/(2 m) \pm i \sqrt{3k/m}</amsmath>. |

</blockquote> | </blockquote> | ||

}} | }} |

## Latest revision as of 15:54, 27 August 2012

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Location: page 145, line 8-9

The text describing the eigenvalues for the two sets of modes should read

one mode with eigenvalues (for small), and the states and another mode with .

(Contributed by C.-H. Choi, 7 Dec 2010)