Checks whether an R object is of dea class or not.
is.dea(x)
Returns TRUE
if its argument is a dea object (that is, has "dea"
amongst its classes) and FALSE
otherwise.
Any R object.
Vicente Coll-Serrano (vicente.coll@uv.es). Quantitative Methods for Measuring Culture (MC2). Applied Economics.
Vicente Bolós (vicente.bolos@uv.es). Department of Business Mathematics
Rafael Benítez (rafael.suarez@uv.es). Department of Business Mathematics
University of Valencia (Spain)