Generate lists of nested models, given a model formula
enumerateGeneralModels(fmla, whichModels, neverExclude = NULL,
includeBottom = TRUE, data = NULL)formula for the "full" model
which subsets of models to generate
a character vector of terms to never remove
Include the base model containing only neverExclude terms
a data frame containing the columns mentioned in fmla
This is a backend function not intended for users. It is exposed for third-party applications.