| asOneFormula {nlme} | R Documentation | 
The names of all variables used in the formulas extracted from the
objects defined in ... are converted into a single linear
formula, with the variables names separated by +. 
asOneFormula(..., omit)
... | 
 objects, or lists of objects, from which a formula can be extracted.  | 
omit | 
 an optional character vector with the names of variables to be omitted from the returned formula. Defaults to c(".", "pi").  | 
a one-sided linear formula with all variables named in the formulas
extracted from the objects in ..., except the ones listed in
omit. 
Jose Pinheiro and Douglas Bates bates@stat.wisc.edu
asOneFormula(y ~ x + z | g, list(~ w, ~ t * sin(2 * pi)))