sm2des

Arguments

Sm

polynomial matrix (pencil system matrix)

Des

descriptor system (list('des',A,B,C,D,E))

Description

Utility function: converts the system matrix:

Sm = [-sE + A   B;
     [    C     D]

to descriptor system Des=list('des',A,B,C,D,E)).

See also

• systmat — system matrix
• sm2ss — system matrix to state-space
• ss2des — (polynomial) state-space to descriptor form