formula.nlsList {nlme} | R Documentation |
This method function extracts the common nonlinear model formula
associated with each nls
component of object
.
formula(object)
object |
an object inheriting from class nlsList , representing
a list of nls objects with a common model.
|
a two-sided nonlinear formula specifying the model used to
obtain the nls
components of object
.
Jose Pinheiro and Douglas Bates
data(Soybean) fm1 <- nlsList(weight ~ SSlogis(Time, Asym, xmid, scal)|Plot, data=Soybean) formula(fm1)