balreal(1)

NAME
balreal - balanced realization

CALLING SEQUENCE
[slb [,U] ] = balreal(sl)

PARAMETERS

sl,slb
    : linear systems (syslin lists)

DESCRIPTION
Balanced realization of linear system sl=[A,B,C,D]. sl can be a continuous-time or discrete-time state-space system.
slb=[inv(U)*A*U ,inv(U)*B , C*U , D]
is the balanced realization.

slb is returned as a syslin list.

SEE ALSO
ctr_gram , obs_gram, hankelsv, equil, equil1