Computing
L2 and H2 Norms
§Hypothetical
input-output experiments:
Apply the
impulsive input d(t)ei (d(t)
is the unit impulse and ei is the ith standard basis vector) and
denote the output by zi (t)( = g(t)ei ). Then ziÎ L2+ ( assuming D = 0) and
Can be used for nonlinear
time varying systems.
