
import(stats)
import(methods)
importFrom(combinat, "permn")
import(DoE.base, except=c("lm", "aov", "lm.design", "aov.design", "lm.formula", "aov.formula", "print.oa"))
S3method(print, oa)   ## strangely enough, I am not asked to document the method
                      ## which is fine, because it is documented in DoE.base

## also export a few functions from DoE.base
export("gurobi_MIParray", "mosek_MIParray",
       "gurobi_MIPcontinue", "mosek_MIPcontinue", "lowerbound_AR", 
       "mosek_MIPsearch","gurobi_MIPsearch","print.oa",
       "oa_feasible", "GWLP", "ICFTs", "SCFTs", 
       "length2", "length3", "length4", "length5", "contr.XuWu")
