Use \mathcal If you are in the equation environment in LyX, type \mathcal then space and it will create a calligraphy thing for you and then type in the appropriate letter.
Neil ==================================================== Neil Hepburn, Economics Instructor Social Sciences Department, Augustana Faculty University of Alberta 4901-50 Street Camrose, Alberta Phone (780) 697-1588 email [EMAIL PROTECTED] On 26/01/08 5:44 PM, "Mauricio Angeles" <[EMAIL PROTECTED]> wrote: > Hello, > > I need to write an math symbol into my Lyx file, which comes from the > mathrsfs style. It is an special calligraphic type of font. Does anyone > knows how to add it to Lyx? Thanks >