zp2sys.m

similer program for matlab

## Copyright (C) 1996, 1998, 2000, 2002, 2004, 2005, 2007
##               Auburn University.  All rights reserved.
##
## This file is part of Octave.
##
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## -*- texinfo -*-
## @deftypefn {Function File} {} zp2sys (@var{zer}, @var{pol}, @var{k}, @var{tsam}, @var{inname}, @var{outname})
## Create system data structure from zero-pole data.
##
## @strong{Inputs}
## @table @var
## @item   zer
## Vector of system zeros.
## @item   pol
## Vector of system poles.
## @item   k
## Scalar leading coefficient.
## @item   tsam
## Sampling period; default: 0 (continuous system).
## @item   inname
## @itemx  outname
## Input/output signal names (lists of strings).
## @end table
##
## @strong{Output}
## @table @var
## @item sys
## System data structure.
## @end table
##
## @strong{Example}
## @example
## octave:1> sys=zp2sys([1 -1],[-2 -2 0],1);
## octave:2> sysout(sys)
## Input(s)
##         1: u_1
## Output(s):
##         1: y_1
## zero-pole form:
## 1 (s - 1) (s + 1)
## -----------------
## s (s + 2) (s + 2)
## @end example
## @end deftypefn

## Modified by John Ingram  July 20, 1996

function outsys = zp2sys ( varargin )

  warning ("zp2sys is deprecated.  Use zp instead.");
  outsys = zp (varargin{:});

endfunction