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sys2zp

PURPOSE

%@deftypefn {Function File} {[@var{zer}, @var{pol}, @var{k}, @var{tsam}, @var{inname}, @var{outname}] =} sys2zp (@var{sys})

SYNOPSIS

function [zer, pol, k, tsam, inname, outname] = sys2zp (sys)

DESCRIPTION

% -*- texinfo -*-
%@deftypefn {Function File} {[@var{zer}, @var{pol}, @var{k}, @var{tsam}, @var{inname}, @var{outname}] =} sys2zp (@var{sys})
% Extract zero/pole/leading coefficient information from a system data
% structure.
%
% See @command{zp} for parameter descriptions.
%
% @strong{Example}
% @example
% octave:1> sys=ss([1 -2; -1.1,-2.1],[0;1],[1 1]);
% octave:2> [zer,pol,k] = sys2zp(sys)
% zer = 3.0000
% pol =
%   -2.6953
%    1.5953
% k = 1
% @end example
% @end deftypefn

CROSS-REFERENCE INFORMATION

This function calls:

is_siso % Returns nonzero if the system data structure
sysdimensions % return the number of states, inputs, and/or outputs in the system
sysgetsignals % Get signal names from a system
sysgettsam % Return the sampling time of the system @var{sys}.
sysupdate % Update the internal representation of a system.

This function is called by:

pzmap % Plots the zeros and poles of a system in the complex plane.
sysout % print out a system data structure in desired format
sysrepdemo % Tutorial for the use of the system data structure functions.
sysscale % scale inputs/outputs of a system.