ReduceOrder:

--------------------------------------------------------------------------
   Retain states k of the system a,b,c,d

   Type ReduceOrder for a demo.
--------------------------------------------------------------------------
   Form:
   g = ReduceOrder( g, k )
--------------------------------------------------------------------------

   ------
   Inputs
   ------
   g			        (:)    State space system

   -------
   Outputs
   -------
   g			        (:)    State space system

--------------------------------------------------------------------------
   References:	Meserole, J. S., "Detection Filters for Fault-Tolerant
               Controlo f Turbofan Engines." MIT 1981.            
--------------------------------------------------------------------------

Children:

Common: Classes/@statespace/and.m
Common: Classes/@statespace/close.m
Common: Classes/@statespace/connect.m
Common: Classes/@statespace/eig.m
Common: Classes/@statespace/get.m
Common: Classes/@statespace/getabcd.m
Common: Classes/@statespace/getsub.m
Common: Classes/@statespace/isempty.m
Common: Classes/@statespace/mtimes.m
Common: Classes/@statespace/plus.m
Common: Classes/@statespace/series.m
Common: Classes/@statespace/set.m
Common: Classes/@statespace/statespace.m
Common: Classes/@statespace/and.m
Common: Classes/@statespace/close.m
Common: Classes/@statespace/connect.m
Common: Classes/@statespace/eig.m
Common: Classes/@statespace/get.m
Common: Classes/@statespace/getabcd.m
Common: Classes/@statespace/getsub.m
Common: Classes/@statespace/isempty.m
Common: Classes/@statespace/mtimes.m
Common: Classes/@statespace/plus.m
Common: Classes/@statespace/series.m
Common: Classes/@statespace/set.m
Common: Classes/@statespace/statespace.m
Common: Classes/@statespace/and.m
Common: Classes/@statespace/close.m
Common: Classes/@statespace/connect.m
Common: Classes/@statespace/eig.m
Common: Classes/@statespace/get.m
Common: Classes/@statespace/getabcd.m
Common: Classes/@statespace/getsub.m
Common: Classes/@statespace/isempty.m
Common: Classes/@statespace/mtimes.m
Common: Classes/@statespace/plus.m
Common: Classes/@statespace/series.m
Common: Classes/@statespace/set.m
Common: Classes/@statespace/statespace.m
Common: Classes/@statespace/and.m
Common: Classes/@statespace/close.m
Common: Classes/@statespace/connect.m
Common: Classes/@statespace/eig.m
Common: Classes/@statespace/get.m
Common: Classes/@statespace/getabcd.m
Common: Classes/@statespace/getsub.m
Common: Classes/@statespace/isempty.m
Common: Classes/@statespace/mtimes.m
Common: Classes/@statespace/plus.m
Common: Classes/@statespace/series.m
Common: Classes/@statespace/set.m
Common: Classes/@statespace/statespace.m