getLevels-LagOperator: Get attribute levels from a LagOperator.
Description
If the optional parameter j is supplied, then the jth vector of
levels will be returned, a list with all vectors otherwise.
Usage
# S4 method for LagOperator
getLevels(object, j)
Arguments
object
LagOperator from which to get the levels.
j
Index pointing to a set of levels in the list; optional.
Value
Returns levels attribute, as a vector of real numbers.