Errata: In Exercise 6.4, need to assume A is invertible and C A^-1 B is nonzero
From FBSwiki
| Return to Errata page |
Location: page 198, line 14
If the vector 
is not in the range of 
then additional assumptions are required in order to show the desired result: Assume that the matrix 
is invertible and 
. In addition, it should be shown that the output error (with 
) goes to zero (as opposed to the state error).
(Contributed by R. M. Murray, 14 Aug 08)
