linf - infinity norm

Calling Sequence

linf(g [,eps],[tol])

Parameters

• g : is a syslin linear system.
• eps : is error tolerance on n.
• tol : threshold for imaginary axis poles.

Description

returns the L_infinity norm of g .

    n=sup [sigmax(g(jw)] 
       w
   
    

(sigmax largest singular value).

See Also

h_norm ,   linfn ,