Define class unions for optional slots, e.g., for definition of slots which will be computed on demand.
Objects from the Class
A virtual Class: No objects may be created from it.
No methods defined with class "Unumeric" in the signature.
Ying-Ying Zhang (Robert) firstname.lastname@example.org
Zhang, Y. Y. (2013), An Object Oriented Solution for Robust Factor Analysis.
Want to suggest features or report bugs for rdrr.io? Use the GitHub issue tracker.