Enrico Forestieri wrote:
> Both forms are equivalent, indeed \bgroup and \egroup are defined
> as \let\bgroup={ \let\egroup=} by TeX. The macro forms are useful
> because you can include them in a definition without worrying
> about how they nest. I mean that you can do something like:
>
> \def\beginlarge{\bgroup\large}
> \def\endlarge{\egroup}
>
> after which you can use
>
> xxx \beginlarge yyy \endlarge zzz
these ones are also possible
xxx \beginlarge yyy } zzz
xxx \beginlarge yyy \egroup zzzz
but _not_
xxx \beginlarge yyy \endgroup zzz
in some cases it is sav to define \def\beginlarge{\begingroup\large}
which needs an \endgroup.
Herbert
