forallxcam-basic.sty

\usepackage{amssymb,pifont}
\DeclareFontFamily{OT1}{pzc}{}
\DeclareFontShape{OT1}{pzc}{m}{it}{<-> s * [1.200] pzcmi7t}{}
\DeclareMathAlphabet{\mathscr}{OT1}{pzc}{m}{it}
\newcommand*{\script}[1]{\ensuremath{\mathscr{#1}}}
\renewcommand*{\meta}[1]{\ensuremath{\mathscr{#1}}} % TB: used for all metavariables
\def\therefore{\ensuremath{\mathrel{\ldotp\dot{}\,\ldotp}}}