BuiltinFunction
CharacterMatrix
CharacterVector
Closure
ComplexMatrix
ComplexVector
DataFrame
DataFrameColumnAttribute
DataFrameRow
DataFrameRowAttribute
DynamicVector
EvaluationException
Expression
ExpressionVector
Factor
Function
GenericVector
IntegerMatrix
IntegerVector
InternalString
Language
LogicalMatrix
LogicalVector
Matrix`1
NumericMatrix
NumericVector
Pairlist
ParseException
RawMatrix
RawVector
REngine
REngineExtension
REnvironment
S4Object
SpecialFunction
StartupParameter
Symbol
SymbolicExpression
SymbolicExpressionExtension
Utility
Vector`1