InternalClassUnions
From distr v2.8.0
by Peter Ruckdeschel
Class unions in 'distr'
Class unions in package distr defined for internal
purposes; these are OptionalNumeric
,
Details
These classes are used internally to make available methods or to allow slots of classes to be filled with varying types. In particular
"OptionalNumeric"
: may contain objects of class"numeric"
or"NULL"
; it is used e.g. for slotnuisance
of class"ParamFamParameter"
, as it may or may not be present but if so it has to be numeric.
Objects from the Class
All of these classes are virtual: No objects may be created from them.
See Also
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