# Difference between revisions of "Errata: Sign error in second Lyapunov function in Exercise 4.4"

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− | {{ | + | {{errata page |

+ | | chapter = Dynamic Behavior | ||

+ | | page=127|line=15 | ||

+ | | contributor = S. Han | ||

+ | | date = 28 Sep 08 | ||

+ | | version = First printing | ||

+ | | text = | ||

+ | In the second Lyapunov function in the exercise, the proper expression is | ||

+ | <center><amsmath> | ||

+ | V_2(x) = \frac{1}{2} x_1^2 + \frac{1}{2}(x_2 + \frac{b}{c-a} x_1)^2 | ||

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

+ | (second term has a plus sign instead of a minus sign). | ||

+ | }} |

## Latest revision as of 20:43, 5 October 2008

Return to Errata page |

Location: page 127, line 15

In the second Lyapunov function in the exercise, the proper expression is

(second term has a plus sign instead of a minus sign).

(Contributed by S. Han, 28 Sep 08)