On Mon, 07 Mar 2005 16:50:15 +0100, Herbert Voss <[EMAIL PROTECTED]> wrote: > > Thanks for the info, but when I try to use \mathbb{e} for example, I get > > an empty box ... no writing and it doesn't show up on the ps file ... > > any packages I should use in my preamble ? > > \usepackage{bbold}
By the way, LyX fails to display correctly (in the LyX's window) \mathbb{e}, even when the bbold package is invoked. Paul