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2012 Mar 15
1
Extending a group of S4 classes by setClassUnion ?
Hi, I would like to create some S4 classes as follows setClass("Father",representation(name="character")) setClass("Son1",contains="Father",representation(par="numeric")) setClass("Son2",contains="Father",representation(par="logical")) Son1<-new("Son1") Son1 at name<-"Son1" Son1 at par<-3 Son2<-new("Son2") Son2 at name&...