; TeX output 1997.09.29:1023soS_DtGGcmr17Aqthenian7tNumerals>XQ cmr12ApSostolosSyropoulos 366,28thOctobSerStr.apGR-67100Xanrthi,HELLASEmail:߆T cmtt12apostolo@platon.ee.duth.grB37 1997/09/19+čINff cmbx121aLIntros3ductionIK`y cmr10ThisalittleL5ffٓRcmr7A͉TU>'ExXpackqageimplementsthemacro cmmi10oR,V*ol.q2,page280,7thedition,Athens,October2,1975.1*soI3aLTheffCos3deIBeforeUUwedoanythingfurther,wehavetoidentifythepackqage.Ls1S cmsy9h!ow cmss9pack9age#g i Ls2S\ProvidesPackage{grnumalt}[1997/09/19\spacev1.1]Ls3S\typeout{Package:`grnumalt'v1.0\space<1997/09/19>(AS)}'|\PiItIIt%isveryimpGortanttobGeabletocorrectlytypGesetthemultiplesofthenumbGering Isystem.-F*orthispurpGosewede nethemacro\PiIt.Themacrousestwo\length"Ivqariables.Ls4S\newdimen\@boxW\newdimen\@boxHIW*eUUmakethe\PiItmacroarobustcommand.Ls5S\DeclareRobustCommand{\PiIt}[1]{%IInsordertocorrectlyproGducethesymbolweneedtoknowtheheightandwidth Iofr theletterthatgoGesundera.& ThisisdonebyusingthestandardL5ffA͉TU>'ExXmacros:I\settowidthUUand\settoheight.Ls6f\settowidth{\@boxW}{#1}% Ls7f\settoheight{\@boxH}{#1}%ISince,}theuwidthofanordinaryruleis0.4ptwemustadd0.8pttothewidthofItheUUletter.Ls8f\addtolength{\@boxW}{0.8pt}INow&dcomestheinterestingpart:theactualdrawing.W*ecreateaverticalbGox.IInside:thisbGoxwedrawahorizontalruleofwidthequaltothewidthoftheIletter.(Next,(wecreateahorizontalbGoxinordertomaketheverticallines.(W*eIdrawthe rstverticalline,/thenweputtheletterina\mbox,/sinceitmaybGeaImathematicalCsymbGol^1|s.Afterthe\mboxwedrawthesecondverticallineandweI\close"thehorizontalbGox..AlittlewhitespaceisputaftertheverticalbGox,soIthatUUadjacentmultipliesdonotloGokugly!Ls9f\vbox{% I10f\hrulewidth\@boxW\hbox{%I11\vruleheight\@boxH\mbox{#1}%I12\vruleheight\@boxH}}\kern.5pt}3P\athnumINow,|weturnourattentiontothede nitionofthemacro\athnum.Thismacro IusesUUoneintegervqariable.I13S\newcount\@ath@numITheUUmacro\athnumisalsode nedasarobustcommand.I14S\DeclareRobustCommand{\athnum}[1]{%IThe*6macrodoGesnotworkinmathmodesowemustensurethatitwillnotbGe IusedUUinmathmoGde.qW*ecoulduse\ensuremath,butourde nitionistoolong...I15yw^\ifmmode I16\errhelp{^^JThismacrohasbeendefinedtowork^^JI17*only*innon-mathmode.Itisdefinitely^^JI18surethatyouare s,usingitinmathmode.^^J}%I19\errmessage{^^JYoucan'tusemacroatheniannumeral^^JI20inmathmode.^^J}%I&effr J= "5-:Aacmr61L|{Ycmr8greekXlettersareconsideredmathematicalsymÎb49999 I32x\PiIt{$\mathrm{M}$}I33x\advance\@ath@num-50000I34]\repeatIW*eUUnowcheckfortensofthousands.I35]\loop\ifnum\@ath@num>9999I36]\mathrm{M}\advance\@ath@num-\@MI37]\repeatISince*anumbGer*canhave*onlyonU*ffLΟTTffXTffM\digit"(equivqalentto5000),`^itiseasyto IcheckUUitoutandproGducethecorrespondingnumeralincaseitdoeshaveUUone.I38]\ifnum\@ath@num>4999I39x\PiIt{$\mathrm{X}$}I40x\advance\@ath@num-5000I41]\fiINext,UUwecheckforthousands,thesamewaywecheckedfortensofthousands.I42]\loop\ifnum\@ath@num>999I43]\mathrm{X}\advance\@ath@num-\@mI44]\repeatILikeithe vethousands,anumeralcanhaveatmostoneҟ*ffLΟTTffHTff \digit"(equivqalentto I500).I45]\ifnum\@ath@num>499I46x\PiIt{$\mathrm{H}$}I47x\advance\@ath@num-500I48]\fiIItUUistimetocheckUUhundreds,whichfollowthesamepatternasthousandsI49]\loop\ifnum\@ath@num>99I50]\mathrm{H}\advance\@ath@num-100I51]\repeatIAUUnumeralcanhaveonlyone*ff "$TTffUWTff#\digit"(equivqalentto50).I52]\ifnum\@ath@num>49I53x\PiIt{$\Delta$}3soI54x\advance\@ath@num-50 I55]\fiILet'sUUchecknowdecades.I56]\loop\ifnum\@ath@num>9I57]\Delta\advance\@ath@numby-10I58]\repeatIW*eUUcheckfor vesand, nally*,forthedigits1,2,3,and4.I59]\ifnum\@ath@num>4I60x\PiI61x\advance\@ath@num-5I62]\fiI63]\ifcase\@ath@numI64x\or\mathrm{I}I65x\or\mathrm{II}I66x\or\mathrm{III}I67x\or\mathrm{IIII}I68]\fi$I69ap\fi\fi\fi}ITheacommand\@athnumisde nedjusttomakeitpGossibletohave,!e.g.,page3P\@athnum InumbGeringUUwithatheniannumerals.I70S\let\@athnum\athnumI71Sh5" cmmi9=pack9age#g iI'N cmbx12DedicationIIUUwouldliketodedicatethispieceofworktomysonDemetrios-Georgios.4#;'N cmbx12!ow cmss9 cmsy95" cmmi9': cmti10 cmmi10K`y cmr10ٓRcmr7($