On Sat, Jan 17 (14:48), Paul Smith wrote: > > Eg, \renewcommand\Re{\mathbf{Re}}
I think the one they are using in the textbooks in not mathbf but mathds (with \usepackage{dsfont}). So if I put \usepackage{dsfont} \newcommand\R{\mathds{R}} in the preamble and then use \R, it will work. But is there a way to have LyX display it right (as opposed to a "red" R) ? Thanks, -- David Obadia [EMAIL PROTECTED]