% This macro source file is from the four volume series
% "TeX in Practice" by Stephan von Bechtolsheim, published
% 1993 by Springer-Verlag, New York.
% Copyright 1993 Stephan von Bechtolsheim.
% No warranty or liability is assumed.
% This macro may be copied freely if no fees other than
% media cost or shipping charges are charged and as long
% as this copyright and the following source code itself
% is not changed. Please see the series for further information.
%
% Version: 1.0
% Date: May 1, 1993
%
%
% This source code is documented in 11.6.3, p. II-101.
% Original source in file "par2.TEX", starting line 2697.
\wlog{L: "centerng.tip" ["par2.TEX," l. 2697, p. II-101]}%
% This file DOES belong to format "texip."
\def\BeginCenter{%
    \par
    \begingroup
    \rightskip = 1in plus 4em
    \leftskip = \rightskip
    \spaceskip = .3333em
    \xspaceskip = .5em
    \parfillskip = 0pt
    \noindent
}
\def\EndCenter{%
    \par
    \endgroup
}