RegressionFormulae.jl
Base.:/
— Methodgroup / term
Generate predictors for term
within each level of group
. Implemented as group + fulldummy(group) & term
.
Base.:^
— Method(term1, term2, ...) ^ n
Generate all interactions of terms up to order $n$.
Embedded InteractionTerms
(i.e. (a + b + c & d)^2
) are not currently supported and result in an error.