%  wu.tex    Abgeschlossene Wurzel
%          ( ideal noch nicht, aber momentan das Beste )    

%  L A T E X 
\documentclass[12pt]{article}    % \usepackage{amssymb} 
\pagestyle{empty}
\voffset -2cm   \textheight 24cm
\hoffset -1.5cm \textwidth 17cm 

%  DIE WURZEL :        
\def\wu#1{\sqrt{{#1}\!\;\,}^{\!\;\!\rule[-.1ex]{.04em}{.5ex}}\;\!}

% eine (schlechtere) Alternative :
% \def\wu#1{\sqrt{{#1}\!\;\,}^{\displaystyle \!\;\!_{^{\shortmid}}}\;\!}

\def\be#1{\begin{equation} \label{#1}}  \def\ee{\end{equation}}
\def\bea#1{\begin{eqnarray} \label{#1}} \def\eea{\end{eqnarray}} 

\begin{document}
\centerline{\large\bf Abgeschlossene Wurzel \quad $
   \backslash$wu {\rm \{ \}} }

\vskip 12mm \hspace*{17mm}\fbox{~~~~\rule[-3mm]{0pt}{9mm}$ 
\backslash{\rm def}\backslash{\rm wu}\hbox{\#1}\{\backslash{\rm 
sqrt}\{\{\hbox{\#1}\}\backslash!\backslash;\backslash,\}
\hat{\phantom{a}}\{
\backslash!\backslash;\backslash!\backslash{\rm rule}[-.1{\rm ex}]
\{.04{\rm em}\}\{.5{\rm ex}\}\}\backslash;\backslash!\}
$~~~~}

\vskip 12mm
\be{1}  \hbox{12pt-normal:}\quad
  \wu 2 \quad  \wu {a^2 +b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee
\vskip 2mm
\large
\be{2}  \hbox{$\backslash$large:}\quad
  \wu 2 \quad
  \wu {a^2 + b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee
\vskip 2mm
\Large
\be{3}  \hbox{$\backslash$Large:}\quad
  \wu 2 \quad
  \wu {a^2 + b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee
\vskip 2mm
\LARGE
\be{4}  \hbox{$\backslash$LARGE:}\quad
  \wu 2 \quad
  \wu {a^2 + b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee
%\Huge
%\bea{5}  \hbox{$\backslash$Huge:}\quad
%  \wu 2 &\quad&
%  \wu {a^2 + b^2} \quad \\ 
%  \int_{\wu {a^2+b^2}} &\quad&
%  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
%\eea
\vskip 4mm
\footnotesize
\be{6}  \hbox{$\backslash$footnotesize:}\quad
  \wu 2 \quad
  \wu {a^2 + b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee
\vskip 2mm
\scriptsize
\be{7}  \hbox{$\backslash$scriptsize:}\quad
  \wu 2 \quad
  \wu {a^2 + b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee
\vskip 2mm
\tiny
\be{8}  \hbox{$\backslash$tiny:}\quad
  \wu 2 \quad
  \wu {a^2 + b^2} \quad
  \int_{\wu {a^2+b^2}} \quad
  \wu {\wu {a^2+b^2} \over \wu {{\int \over \wu 4}} }
\ee

\normalsize \vskip 15mm \noindent
Statt die oben eingerahmte wu--Definition abzuschreiben, kann 
auch der file wu.tex geholt werden. \ --- \  Besser machen~?!
\ --- \ aber jedenfalls verwenden, bis endlich die \"ubelste 
LATEX--Schw\"ache professionell behoben ist. ~~~22.~5.~2002, H.S.

\end{document}








