A vector on a Hilbert space
is said to be cyclic if there exists some bounded linear operator
on
so that the set of orbits
is dense in . In this case, the operator
is said to be a cyclic
operator.
A vector on a Hilbert space
is said to be cyclic if there exists some bounded linear operator
on
so that the set of orbits
is dense in . In this case, the operator
is said to be a cyclic
operator.
This entry contributed by Christopher Stover
Weisstein, Eric W., with contributions by Christopher Stover. "Cyclic Vector." From MathWorld--A Wolfram Resource. https://mathworld.wolfram.com/CyclicVector.html