Dimnames
attribute of
object, which contains the column names of the
matrix represented by
object.
Names(object) Names(object) <- value
pdMat,
representing a positive-definite matrix.
object. It
must have length equal to the dimension of the matrix
represented by
object and, if names have been previously
assigned to
object, it must correspond to a permutation of the
original names.
object has a
Dimnames attribute then the first
element of this attribute is returned; otherwise
NULL.
On the left side of an assignment, sets the
Dimnames attribute
of
object to
list(value, value).
pd1 <- pdSymm(~age, data = Orthodont) Names(pd1)