Aloha, Thanks! Gratzer's book has a typo $\mathscr{a}$ instead of $\mathscr{A}$ in the Math Symbols Table. Ramón -- View this message in context: http://macosx-tex.576846.n2.nabble.com/How-do-I-typeset-mathscr-a-tp5160984p5161051.html Sent from the MacOSX-TeX mailing list archive at Nabble.com.