[texhax] Unicode Replacement Character in Standard TeX

[Philip Taylor]

Incidentally, I should publicly acknowledge that my solution was based 
on the invaluable resource archived by Microsoft at :

	http://research.microsoft.com/en-us/um/people/saikat/ref/latex-symbols.pdf

A slightly more elegant solution (less redundancy) follows.

Philip Taylor
--------
\documentclass [a4paper]{minimal}
\usepackage [dvipsnames]{xcolor}
\usepackage {amssymb}

\font \cmr = cmr7
\def \missing {$\blacklozenge \llap {\hbox {\textcolor {white} {\cmr 
?}\kern 0,1333 em}}$}

\begin{document}
\begin{center}

\missing \missing \missing

\end{center}
\end{document}