Hankel singular values
[nk2, W] = hankelsv(sl) [nk2, W] = hankelsv(sl, tol)
syslin
list representing the linear system (state-space).
tolerance parameter for detecting imaginary axis modes (default value is 1000*%eps
).
returns nk2
, the squared Hankel singular values of sl
and W = P*Q
= controllability gramian times observability
gramian.
nk2
is the vector of eigenvalues of W
.