Matrix.pdMat {nlme} | R Documentation |
The positive-definite matrix represented by object
is replaced
by value
. If the original matrix had row and/or column names,
the corresponding names for value
can either be NULL
, or
a permutation of the original names.
## S3 replacement method for class 'pdMat' matrix(object) <- value ## S3 replacement method for class 'pdBlocked' matrix(object) <- value
object |
an object inheriting from class |
value |
a matrix with the new values to be assigned to the
positive-definite matrix represented by |
a pdMat
or pdBlocked
object similar to object
,
but with its coefficients modified to produce the matrix in
value
.
JosÃ© Pinheiro and Douglas Bates bates@stat.wisc.edu
class(pd1 <- pdSymm(diag(3))) # "pdSymm" "pdMat" matrix(pd1) <- diag(1:3) pd1