is.dea_fuzzy function

dea_fuzzy class check.

Checks whether an R object is of dea_fuzzy class or not.

is.dea_fuzzy(x)

Arguments

• x: Any R object.

Returns

Returns TRUE if its argument is a dea_fuzzy object (that is, has "dea_fuzzy" amongst its classes) and FALSE otherwise.

Author(s)

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)