A character vector giving the row names for the data
frame, or NULL.
optional
A logical scalar: should the names of the variables in
the data frame be checked? If FALSE then the names of the variables in the
data frame are checked to ensure that they are syntactically valid variable
names and are not duplicated.
...
Currently not used.
object
A CA, MCA or PCA object.
axes
A length-two numeric vector giving the dimensions to be
summarized.
margin
A length-one numeric vector giving the subscript which the
data will be summarized: 1 indicates individuals/rows (the default), 2
indicates variables/columns.
active
A logical scalar: should the active observations be
summarized?
sup
A logical scalar: should the supplementary observations be
summarized?
rank
An integer value specifying the maximal number of components
to be kept in the results. Deprecated, use axes instead.