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# Copyright (C) 2000 by Peter J. Gawthrop
###############################################################
## Version control history
###############################################################
## $Id$
## $Log$
## Revision 1.9 2001/07/27 23:29:10 geraint
## Optimises only when requested (-opt).
##
## Revision 1.8 2001/07/13 04:54:04 geraint
## Branch merge: numerical-algebraic-solution back to main.
##
## Revision 1.7.2.1 2001/05/04 04:07:24 geraint
## Numerical solution of algebraic equations.
## sys_ae.cc written for unsolved inputs.
## Solution of equations using hybrd from MINPACK (as used by Octave fsolve).
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# Find system constants
Nx=`mtt_getsize $sys x` # States
Nxx=`mtt_getsize $sys xx` # States x States
Nu=`mtt_getsize $sys u` # Inputs
Ny=`mtt_getsize $sys y` # Outputs
Nyz=`mtt_getsize $sys yz` # Zero outputs
#Npar=`wc -l $sys\_sympar.txt | awk '{print $1}'`
#Npar=`wc -l $sys\_sympar.txt | gawk '{print $1}'`
# Set up representation-specific stuff
case $rep in
cse)
matrices='EdX E'
ns="$Nx $Nx"
ms="1 $Nx"
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