Home > freetb4matlab > control > obsv.m

obsv

PURPOSE ^

% Build observability matrix:

SYNOPSIS ^

function Qb = obsv (sys, c)

DESCRIPTION ^

% -*- texinfo -*-
% @deftypefn {Function File} {} obsv (@var{sys}, @var{c})
% @deftypefnx {Function File} {} obsv (@var{a}, @var{c})
% Build observability matrix:
% @iftex
% @tex
% $$ Q_b = \left[ \matrix{  C       \cr
%                           CA    \cr
%                           CA^2  \cr
%                           \vdots  \cr
%                           CA^{n-1} } \right ] $$
% @end tex
% @end iftex
% @ifinfo
% @example
% @group
%      | C        |
%      | CA       |
% Qb = | CA^2     |
%      | ...      |
%      | CA^(n-1) |
% @end group
% @end example
% @end ifinfo
% of a system data structure or the pair (@var{a}, @var{c}).
%
% The numerical properties of @command{is_observable}
% are much better for observability tests.
% @end deftypefn

CROSS-REFERENCE INFORMATION ^

This function calls: This function is called by:
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