formula.lme {nlme} | R Documentation |
This method function extracts the fixed effects model formula
associated with x
.
formula(x, ...)
x |
an object inheriting from class lme , representing
a fitted linear mixed-effects model. |
... |
some methods for this generic require additional arguments. None are used in this method. |
a two-sided linear formula specifying the fixed effects model used to
obtain x
.
Jose Pinheiro Jose.Pinheiro@pharma.novartis.com and Douglas Bates bates@stat.wisc.edu
data(Orthodont) fm1 <- lme(distance ~ age, Orthodont, random = ~ age | Subject) formula(fm1)