% 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 3.3.15, p. I-61. % Original source in file "reg1.TEX", starting line 1742. \wlog{L: "largdp.tip" ["reg1.TEX," l. 1742, p. I-61]}% % This file DOES belong to format "texip." \InputD{valdecpo.tip} \InputD{absval.tip} \catcode`\@ = 11 \newcount\@LargestDecimalPlaceCount \def\LargestDecimalPlace #1#2{% \AbsoluteValue{#1}{\@LargestDecimalPlaceCount}% \wlog{We make progress}% #2 = 0 \@LargestDecimalPlaceMore{#2}% } \def\@LargestDecimalPlaceMore #1{% \wlog{One round: \the#1}% \ifnum\@LargestDecimalPlaceCount < 10 \def\@LargestDecimalPlaceMoreNext{}% \else \advance #1 by 1 \divide\@LargestDecimalPlaceCount by 10 \def\@LargestDecimalPlaceMoreNext{% \@LargestDecimalPlaceMore{#1}% }% \fi \@LargestDecimalPlaceMoreNext } \catcode`\@ = 12