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comparison scripts/control/system/is_observable.m @ 5016:bdbee5282954

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[project @ 2004-09-22 02:50:35 by jwe]
author jwe
date Wed, 22 Sep 2004 02:50:36 +0000
parents d62c421f448b
children c08cb1098afc
comparison
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5015:6d481b6e349e 5016:bdbee5282954
19 ## -*- texinfo -*- 19 ## -*- texinfo -*-
20 ## @deftypefn {Function File} {[@var{retval}, @var{u}] =} is_observable (@var{a}, @var{c}, @var{tol}) 20 ## @deftypefn {Function File} {[@var{retval}, @var{u}] =} is_observable (@var{a}, @var{c}, @var{tol})
21 ## @deftypefnx {Function File} {[@var{retval}, @var{u}] =} is_observable (@var{sys}, @var{tol}) 21 ## @deftypefnx {Function File} {[@var{retval}, @var{u}] =} is_observable (@var{sys}, @var{tol})
22 ## Logical check for system observability. 22 ## Logical check for system observability.
23 ## 23 ##
24 ## Default: tol = 10*norm(a,'fro')*eps 24 ## Default: tol = @code{tol = 10*norm(a,'fro')*eps}
25 ## 25 ##
26 ## Returns 1 if the system @var{sys} or the pair (@var{a}, @var{c}) is 26 ## Returns 1 if the system @var{sys} or the pair (@var{a}, @var{c}) is
27 ## observable, 0 if not. 27 ## observable, 0 if not.
28 ## 28 ##
29 ## @strong{See} @code{is_controllable} for detailed description of arguments 29 ## See @command{is_controllable} for detailed description of arguments
30 ## and default values. 30 ## and default values.
31 ## @end deftypefn 31 ## @end deftypefn
32 ## @seealso{size, rows, columns, length, ismatrix, isscalar, and isvector} 32 ## @seealso{size, rows, columns, length, ismatrix, isscalar, and isvector}
33 33
34 ## Author: A. S. Hodel <a.s.hodel@eng.auburn.edu> 34 ## Author: A. S. Hodel <a.s.hodel@eng.auburn.edu>