These are methods of the generic function fitted() for
  objects inheriting from class l1ce or l1celist (see
  help(l1ce.object) and help(l1celist.object)).
# S3 method for l1ce
fitted(object, …)
# S3 method for l1celist
fitted(object, …)an object inheriting from class l1ce or
    l1celist, e.g., an gl1ce one (see
    gl1ce.object).
further potential arguments passed to methods.
fitted for the general
  behavior of this function and for the interpretation of object.