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      vector of the names; otherwise returns a list, whose elements may
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      vector of the names; otherwise returns a list, whose elements may
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      (or may not) include either names with a package attribute or
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      (or may not) include either names with a package attribute or
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      actual generic functions.
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      actual generic functions.
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      Note that members that are not defined as generic functions will
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      Note that members that are not defined as generic functions will
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    \emph{not} be included in the returned value.  To see the raw data,
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      \emph{not} be included in the returned value.  To see the raw data,
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    use \code{getGeneric(group)@groupMembers}.
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      use \code{getGeneric(group)@groupMembers}.
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    }
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    }
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    \item{\code{getMethodsMetaData},
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    \item{\code{getMethodsMetaData},
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      \code{assignMethodsMetaData},
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      \code{assignMethodsMetaData},
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      \code{mlistMetaName}:}{
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      \code{mlistMetaName}:}{Utilities to get
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      (\code{getMethodsMetaData}) and assign
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      Utilities to get (\code{getMethodsMetaData}) and assign  (\code{assignMethodsMetaData}) the metadata object recording the
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      (\code{assignMethodsMetaData}) the metadata object recording the
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      methods defined in a particular package, or to return the
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      methods defined in a particular package, or to return the mangled
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      mangled name for that object  (\code{mlistMetaName}).
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      name for that object  (\code{mlistMetaName}).
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      The assign function should not be used directly.  The get
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      The assign function should not be used directly.  The get
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    function may be useful if you want explicitly only the outcome of
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      function may be useful if you want explicitly only the outcome of
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    the methods assigned in this package.  Otherwise, use \code{\link{getMethods}}.
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      the methods assigned in this package.  Otherwise, use
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      \code{\link{getMethods}}.
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    }
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    }
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    \item{\code{matchSignature}:}{
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    \item{\code{matchSignature}:}{
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      Matches the signature object (a partially or completely named
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      Matches the signature object (a partially or completely named
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      subset of the signature arguments of the generic function object
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      subset of the signature arguments of the generic function object
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      function body).
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      function body).
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    }
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    }
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  }
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  }
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}
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}
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\seealso{\code{\link{setGeneric}}, \code{\link{setClass}},
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  \code{\link{showMethods}}.
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}
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\examples{
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getGroup("exp")
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getGroup("==", recursive = TRUE)
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getGroupMembers("Arith")
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getGroupMembers("Math")
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}
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\keyword{internal}
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\keyword{internal}